New offer - be the first one to apply!

June 30, 2026

Senior Software Engineer (C++,C#)

Senior • Hybrid

12,000 - 16,000 PLN/mo

Katowice, Poland

Company Description

Sopra Steria is one of the largest players in the tech industry in Europe, known for its consulting, digital services and software development. We operate in nearly 30 countries in the world, hiring more than 55,000 employees. The Polish branch, as the Global Delivery Center, operates in Katowice since 2007 and has been growing ever since. Currently, our team consists of around 1,000 specialists.

Within the Digital Platform Services department, our teams specialize in areas such as cloud, operating systems, virtualization, databases, backup or storage, as well as networking and security. We also have 1st line support consultants who speak French and English, but also Italian, Spanish, Portuguese and German.

The Application Services department is responsible for areas such as software development, data engineering, testing services, CRM, ITSM and ERP platform integrations, as well as application management for customers in Scandinavia, Benelux, France, Germany, Switzerland and the UK.

Job Description

We are looking for a Senior Software Engineer (C++, C#) to join Sopra Steria Polska for a client in the aerospace sector. You will work in an industrial environment and a multi-functional team divided between France, Spain, Germany, Poland and India for a major aeronautical manufacturer. The program involves a wide portfolio of applications developed by multiple teams.

Note that we can only offer cooperation to people who have EU citizenship, are located in Poland and are willing to commute to our office in Katowice, Poland.

Responsibilities

  • Implementing solutions and delivering software.
  • Proposing solutions.
  • Creating and testing software to enhance the solution and all related modules and services.
  • Facilitating testing, integration, and troubleshooting activities.
  • Shaping and applying software standards of clean code and performance optimization techniques.
  • Translate business and technical requirements into clean, efficient code.

Tech Stack

  • C/C++/C#
  • Python/Shell
  • DevExpress
  • .Net
  • Visual Studio 2022
  • Sqlite
  • Boost
  • driver AIM
  • Marben Osiam
  • Marben TCE
  • Sqlitepp
  • Xerces
  • libRegen
  • IDAManager
  • ibgambasproto
  • dllAFDX
  • log4net
  • ihs_BCU

Qualifications

  • 5+ years of commercial experience in a senior or senior-ready role.
  • Strong expertise in C/C++ and C#.
  • Good understanding of design patterns.
  • Experience with testing, integration, and troubleshooting activities.
  • Experience in working in multinational and distributed environment.
  • Strong communication skills to collaborate with cross-functional teams.
  • EU citizenship.
  • Fluent English: B2/C1.
  • Being open to occasional business trips abroad and visits in the office in Katowice.

Benefits

  • Luxmed
  • Medicover Sport
  • Worksmile
  • Educational platforms
  • Language learning platform
  • Referral bonus
  • Copyrights
  • Life insurance
  • Certifications paid by the company
  • Conferences
  • Tech Lunches
  • Possibility to join Communities: Project Management, Architecture, Security, Process Management, Leadership, AI and Cloud
  • Local kindergarten
  • Free parking
  • Fresh fruits
  • Workation

Recruitment Process

  • Short phone call with a recruiter (30 min max)
  • One-hour interview on Teams with general and technical questions
  • One-hour interview on Teams with project representatives

Salary Range

  • UoP: 12 000 - 16 000 PLN gross/month
  • B2B: 100 - 140 PLN nett/h

All information about salary range and its additional components will be provided during the first stage of recruitment process.

At our organization, we are committed to fighting against all forms of discrimination. We foster a work environment that is inclusive and respectful of all differences.

Similar jobs you might like

Technology

New offer

Sopra Steria

Senior Software Engineer (C++,Qt, CAD/CAE)

Senior

Hybrid

Katowice, Poland

12,000 - 16,000 PLN/mo

🏢 Summary: Senior Software Engineer role focused on developing and enhancing aerospace industry applications using C++, Qt, and CAD/CAE technologies in a multinational distributed environment. The position involves software implementation, testing, integration, troubleshooting, and clean code practices within cross-functional international teams. Candidates must be EU citizens located in Poland and willing to work from the Katowice office. 🗂️ Requirements: 5+ years commercial experience in senior or senior-ready software engineering role, Strong proficiency in Modern C++ (minimum C++14), Hands-on experience with C++20 or newer, Solid experience with Qt5 framework, Experience with Qt modules: Core, GUI, Widgets, SQL, Concurrent, Experience working in Linux environments, Strong command-line skills with Bash, grep, sed, less, Practical knowledge of Git, Experience with CI/CD pipelines, Basic Python knowledge for test scripts, Experience in multinational and distributed environments, Strong communication skills, EU citizenship, Fluent English (B2/C1), Willingness for business trips and office visits in Katowice 📃 Skills: C++, Qt5, Linux, Git, CI/CD, Python, CAD, CAE, VTK, Bash, SQL, GUI, Widgets, Concurrent 🏢 Description: Company Description Sopra Steria is one of the largest players in the tech industry in Europe, known for its consulting, digital services and software development. We operate in nearly 30 countries in the world, hiring more than 55,000 employees. The Polish branch, as the Global Delivery Center, operates in Katowice since 2007 and has been growing ever since. Currently, our team consists of around 1,000 specialists. Within the Digital Platform Services department, our teams specialize in areas such as cloud, operating systems, virtualization, databases, backup or storage, as well as networking and security. We also have 1st line support consultants who speak French and English, but also Italian, Spanish, Portuguese and German. The Application Services department is responsible for areas such as software development, data engineering, testing services, CRM, ITSM and ERP platform integrations, as well as application management for customers in Scandinavia, Benelux, France, Germany, Switzerland and the UK. Job Description We are looking for a Senior Software Engineer (C++, Qt, CAD/CAE) to join Sopra Steria Polska for a client in the aerospace sector. You will work in an industrial environment and a multi-functional team divided between France, Spain, Germany, Poland and India for a major aeronautical manufacturer. The program involves a wide portfolio of applications developed by multiple teams. Note that we can only offer cooperation to people who have EU citizenship, are located in Poland and are willing to commute to our office in Katowice, Poland. Responsibilities: • Implementing solutions and delivering software. • Proposing solutions. • Creating and testing software to enhance the solution and all related modules and services. • Facilitating testing, integration, and troubleshooting activities. • Shaping and applying software standards of clean code and performance optimization techniques. • Translate business and technical requirements into clean, efficient code. • Active participation in constructive code reviews, viewing peer feedback as a valuable tool for knowledge sharing, continuous learning, and maintaining high engineering standards. Tech stack on the project: • C++20 • Qt5 Framework • Core • GUI • Widgets • SQL • Concurrent • Linux • Git • CI/CD • Python • CAD or CAE • VTK Qualifications Must have requirements: • 5+ years of commercial experience in a senior or senior-ready role. • Strong proficiency in Modern C++ (minimum C++14 required; hands-on experience with C++20 or newer is highly preferred). • Solid experience with the Qt5 framework, including deep understanding and practical usage of key modules. • Experience with: Core, GUI, Widgets, SQL, Concurrent. • Fluency in working within Linux environments, with strong command-line skills and proficiency in tools/shells such as Bash, grep, sed, and less. • Practical knowledge of Git and experience working with CI/CD pipelines. • Basic knowledge of Python, specifically for writing and executing test scripts. • Experience in working in multinational and distributed environment. • Strong communication skills to collaborate with cross-functional teams. • EU citizenship. • Fluent English: B2/C1. • Being open to occasional business trips abroad and visits in the office in Katowice. Nice to have requirements: • Experience in developing CAD (Computer-Aided Design) or CAE (Computer-Aided Engineering) systems. • Familiarity with VTK (Visualization Toolkit) for 3D computer graphics, image processing, and visualization. • Proven experience working effectively in shared, remote, or distributed development environments. Additional Information What we offer: Benefits (UoP): • Luxmed • Medicover Sport • Worksmile • Educational platforms • Languages learning platform • Referral bonus • Copyrights • Life insurance • Certifications paid by the company • Conferences • Tech Lunches • Possibility to join Communities: Project Management, Architecture, Security, Process Management, Leadership, AI and Cloud • Local kindergarten Development Opportunities (B2B): • Tech Lunches • Worksmile • Possibility to join Communities: Project Management, Architecture, Security, Process Management, Leadership, AI and Cloud Addition: • Free parking • Fresh fruits • Workation The recruitment process for this position consists of two stages: • A short phone call with a recruiter (30 min max) • One-hour interview on Teams with general and technical questions Salary range: • UoP: 12 000 - 16 000 PLN gross/month • B2B: 100 - 140 PLN nett/h All information about salary range and its additional components will be provided during the 1st stage of recruitment process. At the organization, there is a commitment to fighting against all forms of discrimination and fostering an inclusive and respectful work environment.

Technology

Sopra Steria

Senior Software Engineer (C++, Qt)

Senior

Remote

Katowice, Poland

12,000 - 17,000 PLN/mo

🏢 Summary: Senior Software Engineer (C++, Qt) role focused on developing and enhancing an aviation application used for flight preparation, documentation access, communication, and operational data. The position involves implementing new features, refactoring code, performing code reviews, and ensuring clean, high‑performance software in a distributed international environment. 🗂️ Requirements: Minimum 5 years experience as Software Engineer or similar role, Strong hands-on experience with C++, Strong hands-on experience with Qt, Good understanding of QML, Knowledge of design patterns, Experience in multinational and distributed teams, EU citizenship, Residence in Poland, Willingness to work from Katowice office, Fluent English (B2/C1) 📃 Skills: C++, Qt, QML, JavaScript, SQL, AWS, GIT, Jira, Confluence, QTest, GTest, Agile 🏢 Description: Company Description Sopra Steria is one of the largest players in the tech industry in Europe, known for its consulting, digital services and software development. We operate in nearly 30 countries in the world, hiring more than 55,000 employees. The Polish branch, as the Global Delivery Center, operates in Katowice since 2007 and has been growing ever since. Currently, our team consists of around 1,000 specialists. Within the Digital Platform Services department, our teams specialize in areas such as cloud, operating systems, virtualization, databases, backup or storage, as well as networking and security. We also have 1st line support consultants who speak French and English, but also Italian, Spanish, Portuguese and German. The Application Services department is responsible for areas such as software development, data engineering, testing services, CRM, ITSM and ERP platform integrations, as well as application management for customers in Scandinavia, Benelux, France, Germany, Switzerland and the UK. Job Description We are looking for Senior Software Engineer (C++, Qt) to join Sopra Steria Polska for a client in the aerospace sector. The project is about creating and improving an app that helps aviation staff do their daily work. It helps them prepare flights, access documents, communicate with ground teams, and check basic information like maps and weather. Note that we can only offer cooperation to people who has EU citizenship, are located in Poland and are willing to commute to our office in Katowice, Poland. Responsibilities:​ • Implementing solutions and delivering software. • Proposing solutions. • Code review. • Attending team meetings. • Refactoring current code. • Supporting Solution Architect. • Creating and testing software to enhance the solution and all related modules and services. • Shaping and applying our software standards of clean code and performance optimization techniques. • Bug fixing. Tech stack on the project:​ • C++ 17, Qt 6.5/6.8, QTest , GTest, QML, JavaScript, SQL, AWS, GIT, Jira, Confluence, Agility. Qualifications Must have requirements:​ • Minimum of 5 years of experience as SE or similar role. • Strong hands-on experience with C++ and Qt. • Good understanding of QML. • Good understanding of design patterns. • Experience in working in multinational and distributed environment. • Communication skills. • EU citizenship. • Fluent English: B2/C1. • Being open to occasional business trips abroad and visits in our office in Katowice. Nice to have requirements: • iOS environment. Additional Information What we offer: • BENEFITS (UoP): Luxmed, Medicover Sport, Worksmile, educational platforms, languages learning platform, referral bonus, copyrights, life insurance, workation • DEVELOPMENT OPPORTUNITIES (UoP and B2B): certifications (paid by the company), conferences, Tech Lunches, possibility to join our Communities (Project Management, Architecture, Security, Process Management, Leadership, AI and Cloud) The recruitment process for this position consists of two stages: • a short phone call with a recruiter (30 min max) • one-hour long interview on Teams (with both general and technical questions) Salary range: UoP: 12 000 - 17 000 PLN/gross month B2B: 100 - 140 PLN/h All information about salary range and its additional components will be provided during the 1st stage of recruitment process. At our organization, we are committed to fighting against all forms of discrimination. We foster a work environment that is inclusive and respectful of all differences.

Technology

Sopra Steria

Senior Software Engineer (C++, Linux, Bash)

Senior

Hybrid

Katowice, Poland

12,000 - 16,000 PLN/mo

🏢 Summary: Senior Lead Software Engineer (C++) role in the aerospace sector, focused on developing, enhancing, and maintaining a wide portfolio of applications in a multinational, distributed industrial environment. The position involves implementing high-quality solutions, optimizing performance, maintaining legacy codebases, and collaborating with cross-functional international teams. Work is based in Poland with regular office presence in Katowice. 🗂️ Requirements: 5+ years commercial experience in senior or senior-ready role, Strong expertise in C/C++ (modern and legacy), Advanced Linux knowledge, Proficiency in Bash scripting, Experience in data management or data transformation projects, Good understanding of design patterns, Experience in multinational and distributed environments, EU citizenship, Fluent English (B2/C1), Willingness to commute to Katowice office and travel occasionally 📃 Skills: C++, C, Linux, Bash, Wireshark, tcpdump, UDP, multicast, Docker, Conan, Java 🏢 Description: Sopra Steria is one of the largest players in the tech industry in Europe, known for its consulting, digital services and software development. We operate in nearly 30 countries in the world, hiring more than 55,000 employees. The Polish branch, as the Global Delivery Center, operates in Katowice since 2007 and has been growing ever since. Currently, our team consists of around 1,000 specialists. Within the Digital Platform Services department, our teams specialize in areas such as cloud, operating systems, virtualization, databases, backup or storage, as well as networking and security. We also have 1st line support consultants who speak French and English, but also Italian, Spanish, Portuguese and German. The Application Services department is responsible for areas such as software development, data engineering, testing services, CRM, ITSM and ERP platform integrations, as well as application management for customers in Scandinavia, Benelux, France, Germany, Switzerland and the UK. Job Description We are looking for a Senior Lead Software Engineer (C++) to join Sopra Steria Polska for a client in the aerospace sector. You will work in an industrial environment and a multi-functional team divided between France, Spain, Germany, Poland and India for a major aeronautical manufacturer. The program involves wide portfolio of applications developed by multiple teams. Note that we can only offer cooperation to people who has EU citizenship, are located in Poland and are willing to commute to our office in Katowice, Poland. Responsibilities:​ Implementing solutions and delivering software. Proposing solutions. Creating and testing software to enhance the solution and all related modules and services. Shaping and applying our software standards of clean code and performance optimization techniques. Translate business and technical requirements into clean, efficient code Maintenance of old codebases. Tech stack on the project:​ C++, Linux, Bash scripting Wireshack, tcpdump, UDP, multicast, Docker, Conan, Java. Qualifications Must have requirements:​ 5+ years of commercial experience in a senior or senior-ready role. Strong expertise in C/C++ (modern + legacy). Advanced Linux skills, Bash scripting. Experience with data management/data transform projects. Good understanding of design patterns. Experience in working in multinational and distributed environment. Strong communication skills to collaborate with cross-functional teams. EU citizenship. Fluent English: B2/C1. Being open to occasional business trips abroad and regular visits in our office in Katowice. Nice to have requirements: Networking: Wireshark, tcpdump, UDP, multicast. DevOps: Docker, Conan. Java: Ability to maintain existing code. Additional Information What we offer: BENEFITS (UoP): Luxmed, Medicover Sport, Worksmile, educational platforms, languages learning platform, referral bonus, copyrights, life insurance, certifications (paid by the company), conferences, Tech Lunches, possibility to join our Communities (Project Management, Architecture, Security, Process Management, Leadership, AI and Cloud), local kindergarten. ADDITION: free parking, fresh fruits, workation. In case of questions, please contact the HR team. The recruitment process for this position consists of three stages: a short phone call with a recruiter (30 min max) one-hour long interview on Teams (general and technical questions) one-hour long interview on Teams (with project representatives) Salary range: UoP:  12 000 - 16 000 PLN gross/month All information about salary range and its additional components will be provided during the 1st stage of recruitment process. At our organization, we are committed to fighting against all forms of discrimination. We foster a work environment that is inclusive and respectful of all differences.

Technology

Sopra Steria

Software Design Engineer (C++, Qt)

Mid

Remote

Katowice, Poland

8,000 - 11,000 PLN/mo

🏢 Summary: Software Design Engineer (C++, Qt) role focused on developing and enhancing an aviation support application used for flight preparation, documentation access, communication, and operational data. The position involves implementing new features, refactoring existing code, performing code reviews, and ensuring clean, high‑performance solutions in an aerospace project environment. The role requires on-site presence in Katowice and cooperation within an international team. 🗂️ Requirements: Minimum 3 years of experience as Software Engineer or similar role, Strong hands-on experience with C++, Strong hands-on experience with Qt, Good understanding of QML, Good understanding of design patterns, Experience working in multinational and distributed environments, Fluent English (B2/C1), EU citizenship, Willingness to work from Katowice office and travel occasionally 📃 Skills: C++, Qt, QML, JavaScript, SQL, AWS, GIT, Jira, Confluence, QTest, GTest, Agile 🏢 Description: Company Description Sopra Steria is one of the largest players in the tech industry in Europe, known for its consulting, digital services and software development. We operate in nearly 30 countries in the world, hiring more than 55,000 employees. The Polish branch, as the Global Delivery Center, operates in Katowice since 2007 and has been growing ever since. Currently, our team consists of around 1,000 specialists. Within the Digital Platform Services department, our teams specialize in areas such as cloud, operating systems, virtualization, databases, backup or storage, as well as networking and security. We also have 1st line support consultants who speak French and English, but also Italian, Spanish, Portuguese and German. The Application Services department is responsible for areas such as software development, data engineering, testing services, CRM, ITSM and ERP platform integrations, as well as application management for customers in Scandinavia, Benelux, France, Germany, Switzerland and the UK. Job Description We are looking for Software Design Engineer (C++, Qt) to join Sopra Steria Polska for a client in the aerospace sector. The project is about creating and improving an app that helps aviation staff do their daily work. It helps them prepare flights, access documents, communicate with ground teams, and check basic information like maps and weather. Note that we can only offer cooperation to people who has EU citizenship, are located in Poland and are willing to commute to our office in Katowice, Poland. Responsibilities:​ • Implementing solutions and delivering software. • Proposing solutions. • Code review. • Attending team meetings. • Refactoring current code. • Supporting Solution Architect. • Creating and testing software to enhance the solution and all related modules and services. • Shaping and applying our software standards of clean code and performance optimization techniques. • Bug fixing. Tech stack on the project:​ • C++ 17, Qt 6.5/6.8, QTest , GTest, QML, JavaScript, SQL, AWS, GIT, Jira, Confluence, Agility. Qualifications Must have requirements:​ • Minimum of 3 years of experience as SE or similar role. • Strong hands-on experience with C++ and Qt. • Good understanding of QML. • Good understanding of design patterns. • Experience in working in multinational and distributed environment. • Communication skills. • EU citizenship. • Fluent English: B2/C1. • Being open to occasional business trips abroad and visits in our office in Katowice. Nice to have requirements: • iOS environment. Additional Information What we offer: • BENEFITS (UoP): Luxmed, Medicover Sport, Worksmile, educational platforms, languages learning platform, referral bonus, copyrights, life insurance, workation • DEVELOPMENT OPPORTUNITIES (UoP): certifications (paid by the company), conferences, Tech Lunches, possibility to join our Communities (Project Management, Architecture, Security, Process Management, Leadership, AI and Cloud) The recruitment process for this position consists of two stages: • a short phone call with a recruiter (30 min max) • one-hour long interview on Teams (with both general and technical questions) Salary range: 8 000-11 000 PLN/gross month All information about salary range and its additional components will be provided during the 1st stage of recruitment process. At our organization, we are committed to fighting against all forms of discrimination. We foster a work environment that is inclusive and respectful of all differences.

Technology

Sopra Steria

Senior Software Engineer (Java + Angular)

Senior

Hybrid

Katowice, Poland

12,000 - 16,000 PLN/mo

🏢 Summary: Senior Software Engineer (Java + Angular) role focused on designing, developing and maintaining enterprise applications for a major aeronautical manufacturer within a multinational environment. The position involves full‑stack development, code quality assurance, performance optimization and collaboration across distributed teams. The offer is dedicated to EU citizens based in Poland, working in a hybrid model from Katowice. 🗂️ Requirements: 4+ years commercial experience in senior or senior-ready software engineering role, Strong experience with Java 8–21, Strong experience with Angular 1.7.5, Knowledge of Spring 5.2, Knowledge of Spring Boot 2.3, Hands-on experience with ElasticSearch 7.17–8.X, Hands-on experience with Neo4j 4.4–5.X, Proficiency with Git and GitHub, Experience with SOAP and REST web services, English B2 level or higher, EU citizenship, Residence in Poland and willingness to work from Katowice office 📃 Skills: Java, Angular, TypeScript, JavaScript, Spring, SpringBoot, Maven, ElasticSearch, Neo4j, OracleDB, PostgreSQL, Jenkins, Docker, Ansible, SonarQube, Git, GitHub, SOAP, REST 🏢 Description: Company Description Sopra Steria is one of the largest players in the tech industry in Europe, known for its consulting, digital services and software development. We operate in nearly 30 countries in the world, hiring more than 55,000 employees. The Polish branch, as the Global Delivery Center, operates in Katowice since 2007 and has been growing ever since. Currently, our team consists of around 1,000 specialists. Within the Digital Platform Services department, our teams specialize in areas such as cloud, operating systems, virtualization, databases, backup or storage, as well as networking and security. We also have 1st line support consultants who speak French and English, but also Italian, Spanish, Portuguese and German. The Application Services department is responsible for areas such as software development, data engineering, testing services, CRM, ITSM and ERP platform integrations, as well as application management for customers in Scandinavia, Benelux, France, Germany, Switzerland and the UK. Job Description We are looking for a Senior Software Engineer (Java + Angular) to join Sopra Steria Polska for our project for a major aeronautical manufacturer. You will work in an industrial, stable environment in multinational team (France, Poland, Canada, India). The program involves wide portfolio of applications developed by multiple teams. Note that we can only offer cooperation to people who has EU citizenship, are located in Poland and are willing to commute to our office in Katowice, Poland. Responsibilities:​ Design, implement, and deliver high-quality software solutions Translate business and technical requirements into clean, efficient code Develop, test, and maintain application modules and services Apply clean code standards and performance optimization best practices Participate in code reviews, unit, and integration testing Collaborate closely with technical leaders, clients, and cross-functional teams Contribute to problem-solving and technical discussions Tech stack: Java 11, Spring, Spring Boot, Maven, Frontend: Angular, Bazy danych: OracleDB, PostgreSQL, DevOps & CI/CD: Jenkins, Docker, Ansible, SonarQube, GitHub, Web Services: SOAP, REST. Qualifications Must have requirements:​ 4+ years of commercial experience in a senior or senior-ready role Strong experience with Java 8–21 (partially also newer versions, depending on the module) and Angular 1.7.5 (TypeScript, JavaScript) Knowledge of Spring 5.2 and Springboot 2.3 Hands-on knowledge of ElasticSearch 7.17- 8.X and Neo4j 4.4 – 5.X Proficiency with Git and GitHub Analytical and problem-solving mindset Strong communication skills to collaborate with cross-functional teams Proactive and detail-oriented Ability to document processes and share knowledge effectively English at B2 level or higher, enabling fluent communication in an international team Being open to occasional business trips abroad and regular visits in our office in Katowice Nice to have requirements: Proficiency in French would be a strong advantage Additional Information What we offer: • BENEFITS (UoP): Luxmed, Medicover Sport, Worksmile, educational platforms, languages learning platform, referral bonus, copyrights, life insurance, workation • DEVELOPMENT OPPORTUNITIES (UoP): certifications (paid by the company), conferences, Tech Lunches, possibility to join our Communities (Project Management, Architecture, Security, Process Management, Leadership, AI and Cloud) The recruitment process for this position consists of two stages: • a short phone call with a recruiter (30 min max) • one-hour long interview on Teams (with both general and technical questions) Salary range: 12 000 – 16 000 PLN gross/month All information about salary range and its additional components will be provided during the 1st stage of recruitment process. At our organization, we are committed to fighting against all forms of discrimination. We foster a work environment that is inclusive and respectful of all differences.

Technology

Sopra Steria

Senior Software Engineer (Java + Angular)

Senior

Hybrid

Katowice, Poland

12,000 - 16,000 PLN/mo

🏢 Summary: Senior Software Engineer (Java + Angular) role in an international project for a major aeronautical manufacturer, focused on designing and delivering high-quality applications within a large, multi-team environment. The position involves full-stack development, integration of enterprise systems, and collaboration in a multinational team using modern DevOps practices. Work is based in Katowice with regular office presence. 🗂️ Requirements: 4+ years of commercial experience in software development, Strong experience with Java 8–21, Strong experience with Angular 1.7.5, Knowledge of Spring 5.2, Knowledge of Spring Boot 2.3, Hands-on experience with ElasticSearch 7.17–8.X, Hands-on experience with Neo4j 4.4–5.X, Proficiency with Git and GitHub, Experience with SOAP and REST web services, English at B2 level or higher, EU citizenship, Residence in Poland, Willingness to work from the Katowice office 📃 Skills: Java, Angular, TypeScript, JavaScript, Spring, SpringBoot, Maven, ElasticSearch, Neo4j, OracleDB, PostgreSQL, Jenkins, Docker, Ansible, SonarQube, Git, GitHub, SOAP, REST 🏢 Description: Sopra Steria is one of the largest players in the tech industry in Europe, known for its consulting, digital services and software development. We operate in nearly 30 countries in the world, hiring more than 55,000 employees. The Polish branch, as the Global Delivery Center, operates in Katowice since 2007 and has been growing ever since. Currently, our team consists of around 1,000 specialists. Within the Digital Platform Services department, our teams specialize in areas such as cloud, operating systems, virtualization, databases, backup or storage, as well as networking and security. We also have 1st line support consultants who speak French and English, but also Italian, Spanish, Portuguese and German. The Application Services department is responsible for areas such as software development, data engineering, testing services, CRM, ITSM and ERP platform integrations, as well as application management for customers in Scandinavia, Benelux, France, Germany, Switzerland and the UK. Job Description We are looking for a Senior Software Engineer (Java + Angular) to join Sopra Steria Polska for our project for a major aeronautical manufacturer. You will work in an industrial, stable environment in multinational team (France, Poland, Canada, India). The program involves wide portfolio of applications developed by multiple teams. Note that we can only offer cooperation to people who has EU citizenship, are located in Poland and are willing to commute to our office in Katowice, Poland. Responsibilities:​ Design, implement, and deliver high-quality software solutions Translate business and technical requirements into clean, efficient code Develop, test, and maintain application modules and services Apply clean code standards and performance optimization best practices Participate in code reviews, unit, and integration testing Collaborate closely with technical leaders, clients, and cross-functional teams Contribute to problem-solving and technical discussions Tech stack: Java 11, Spring, Spring Boot, Maven, Frontend: Angular, Bazy danych: OracleDB, PostgreSQL, DevOps & CI/CD: Jenkins, Docker, Ansible, SonarQube, GitHub, Web Services: SOAP, REST. Qualifications Must have requirements:​ 4+ years of commercial experience in a senior or senior-ready role Strong experience with Java 8–21 (partially also newer versions, depending on the module) and Angular 1.7.5 (TypeScript, JavaScript) Knowledge of Spring 5.2 and Springboot 2.3 Hands-on knowledge of ElasticSearch 7.17- 8.X and Neo4j 4.4 – 5.X Proficiency with Git and GitHub Analytical and problem-solving mindset Strong communication skills to collaborate with cross-functional teams Proactive and detail-oriented Ability to document processes and share knowledge effectively English at B2 level or higher, enabling fluent communication in an international team Being open to occasional business trips abroad and regular visits in our office in Katowice Nice to have requirements: Proficiency in French would be a strong advantage Additional Information What we offer: BENEFITS (UoP): Luxmed, Medicover Sport, Worksmile, educational platforms, languages learning platform, referral bonus, copyrights, life insurance, certifications (paid by the company), conferences, Tech Lunches, possibility to join our Communities (Project Management, Architecture, Security, Process Management, Leadership, AI and Cloud), local kindergarten. ADDITION: free parking, fresh fruits, workation. In case of questions, please contact the HR team. The recruitment process for this position consists of two stages: • a short phone call with a recruiter (30 min max) • one-hour long interview on Teams (with both general and technical questions) Salary range: 12 000 – 16 000 PLN gross/month All information about salary range and its additional components will be provided during the 1st stage of recruitment process. At our organization, we are committed to fighting against all forms of discrimination. We foster a work environment that is inclusive and respectful of all differences.

Technology

Sopra Steria

Senior Software Engineer (Python+JavaScript)

Senior

Hybrid

Gdansk, Poland

12,000 - 16,000 PLN/hr

🏢 Summary: Senior Software Engineer (Python + JavaScript) role in the aerospace domain, focused on developing and maintaining aviation-related applications in a multinational environment. The position involves designing and implementing high-quality software using modern technologies, including ArcGIS and cloud solutions. The role requires on-site presence in Gdańsk, Poland, with occasional business trips. 🗂️ Requirements: Minimum 5 years of experience as Senior Software Engineer or similar role, Experience with Python and ArcGIS, Experience with JavaScript and Vue.js, Experience with Application Lifecycle Management tools (e.g. JIRA), EU citizenship, Fluent English (B2/C1), Willingness to work from office in Gdańsk, Poland, Willingness to travel occasionally for business 📃 Skills: Python, JavaScript, ArcGIS, Vue.js, AWS, GitLab, GitLab-CI, JIRA 🏢 Description: Company Description Sopra Steria is one of the largest players in the tech industry in Europe, known for its consulting, digital services and software development. We operate in nearly 30 countries in the world, hiring more than 55,000 employees. The Polish branch, as the Global Delivery Center, operates in Katowice since 2007 and has been growing ever since. Currently, our team consists of around 1,000 specialists. Within the Digital Platform Services department, our teams specialize in areas such as cloud, operating systems, virtualization, databases, backup or storage, as well as networking and security. We also have 1st line support consultants who speak French and English, but also Italian, Spanish, Portuguese and German. The Application Services department is responsible for areas such as software development, data engineering, testing services, CRM, ITSM and ERP platform integrations, as well as application management for customers in Scandinavia, Benelux, France, Germany, Switzerland and the UK. Job Description We are looking for Senior Software Engineer (Python + JavaScript) to join Sopra Steria Polska a team that works for a client in the aerospace sector.  You will work in an industrial, stable environment in multinational team (France, Poland, India) for a major aeronautical manufacturer. The program involves wide portfolio of applications developed by multiple teams in modern technologies, that e.g., support pilots, crew, and airline in planning the flights or various airport operations. Note that we can only offer cooperation to people who are located in Poland and are willing to commute to our office in Gdańsk, Poland. Responsibilities:​ • Implement solutions and deliver high quality software in aviation domain. • Help to define requirements and implement software designs. • Drive software quality and innovation with the ArcGIS framework. • Shape and apply our software standards of clean. Tech stack on the project:​ • Python, ArcGIS, JavaScript, AWS, GitLab, GitLab-CI, Vue.js. Qualifications Must have requirements:​ • Minimum of 5 years of experience as Senior SE or similar role. • Software Engineering experience with Python (ArcGIS) and JavaScript (Vue.js). • Experience in Application Lifecycle Management tools (e.g.: JIRA) • Team player, problem-solver, and comfortable interacting with stakeholders. • EU citizenship. • Fluent English: B2/C1 • Being open to occasional business trips abroad and visits in our office in Gdańsk. Nice to have requirements: • Experience working in an Agile/Scrum development process Additional Information What we offer: • BENEFITS (UoP): Luxmed, Medicover Sport, Worksmile, educational platforms, languages learning platform, referral bonus, copyrights, life insurance, workation • DEVELOPMENT OPPORTUNITIES (UoP and B2B): certifications (paid by the company), conferences, Tech Lunches, possibility to join our Communities (Project Management, Architecture, Security, Process Management, Leadership, AI and Cloud) The recruitment process for this position consists of three stages: • a short phone call with a recruiter (30 min max) • one-hour long interview on Teams (with both general and technical questions) Salary range: UOP: 12 000 -16 000 PLN gross/month; B2B: 100-140 PLN/h net + vat. All information about salary range and its additional components will be provided during the 1st stage of recruitment process. At our organization, we are committed to fighting against all forms of discrimination. We foster a work environment that is inclusive and respectful of all differences.

Technology

Sopra Steria

Infrastructure Engineer with French

Mid

Hybrid

Katowice, Poland

🏢 Summary: Infrastructure Engineer with French responsible for managing and supporting IT infrastructure and ITaaS environments for a French client. The role focuses on operating systems administration, network services, access management, and maintaining both modern and legacy environments. Position requires regular communication in French and hybrid work from Katowice. 🗂️ Requirements: Minimum 2 years of commercial experience in similar role, Very good knowledge of Windows and Linux (RedHat, CentOS, Ubuntu, SLES), Strong understanding of IT infrastructure and system administration, Very good French language skills (B2 minimum), Experience with DNS, traffic flows and load balancing, Knowledge of authentication, authorization and certificate management, Experience working with ITaaS and legacy environments, Strong troubleshooting and analytical skills 📃 Skills: Windows, Linux, RedHat, CentOS, Ubuntu, SLES, DNS, ITaaS, Certificates, LoadBalancing, Networking, vSphere, Jenkins, OpenShift, Kibana, Grafana, ServiceNow, GitLab, JIRA, CiscoACI, CMDB 🏢 Description: Company Description Sopra Steria is one of the largest players in the tech industry in Europe, known for its consulting, digital services and software development. We operate in nearly 30 countries in the world, hiring more than 55,000 employees. The Polish branch, as the Global Delivery Center, operates in Katowice since 2007 and has been growing ever since. Currently, our team consists of around 1,000 specialists. Within the Digital Platform Services department, our teams specialize in areas such as cloud, operating systems, virtualization, databases, backup or storage, as well as networking and security. We also have 1st line support consultants who speak French and English, but also Italian, Spanish, Portuguese and German. The Application Services department is responsible for areas such as software development, data engineering, testing services, CRM, ITSM and ERP platform integrations, as well as application management for customers in Scandinavia, Benelux, France, Germany, Switzerland and the UK. Job Description We are looking for Infrastructure Engineer with French to join Sopra Steria Polska for a team that cooperates with one of our French clients. Working hours: 8:00–18:00. Please note that we can only offer cooperation to candidates located in Poland who are willing to commute to our office in Katowice. Tech stack: OS Windows, RedHat,CentOs, Ubuntu, SLES, HP, Portail IaaS, Portail XaaS, Portail CALv2, Portail Jenkins, Portails Openshifts de Build et de RUN, Tufin, Kibana, vSPHERE, VROPS, Confluence, Grafana, Service Now (SIO), GLPI, Calipso, Gitlab, DDI, JIRA, CMDB, Cisco ACI, Reporting ITAAS Responsibilities:​ Manage and maintain external and internal network traffic flows , ensuring security, performance, and availability Administer ITaaS environments , including creation, configuration, and ongoing modifications of services Perform certificate lifecycle management (issuance, renewal, revocation, and compliance) Create, update, and maintain DNS records , ensuring proper name resolution and system connectivity Oversee Virtual IP (VIP) management , including configuration, monitoring, and troubleshooting Support and maintain legacy environments , ensuring stability and compatibility with current systems Manage ITaaS access rights and authorizations , ensuring appropriate user permissions and compliance with security policies Qualifications Must have requirements:​ 2+ years of commercial experience in a similar position Very good knowledge of operating systems (Windows and Linux distributions: RedHat, CentOS, Ubuntu, SLES) Solid understanding of IT infrastructure and system administration concepts Very good command of French (min. B2) – daily communication with the client Experience with network-related services (e.g., DNS, traffic flows, load balancing) Knowledge of access management and security fundamentals (authentication, authorization, certificates) Ability to work with both modern (ITaaS) and legacy environments Strong troubleshooting and analytical skills Good communication skills and ability to work in a team environment Proactive and detail-oriented Ability to document processes and share knowledge effectively Being open to occasional business trips abroad and regular visits in our office in Katowice (3 days per month) Additional Information What we offer: • BENEFITS (UoP): Luxmed, Medicover Sport, Worksmile, educational platforms, languages learning platform, referral bonus, copyrights, life insurance, workation • DEVELOPMENT OPPORTUNITIES (UoP): certifications (paid by the company), conferences, Tech Lunches, possibility to join our Communities (Project Management, Architecture, Security, Process Management, Leadership, AI and Cloud) The recruitment process for this position consists of two stages: • a short phone call with a recruiter (30 min max) • one-hour long interview on Teams (with both general and technical questions) Salary range: All information about salary range and its additional components will be provided during the 1st stage of recruitment process. At our organization, we are committed to fighting against all forms of discrimination. We foster a work environment that is inclusive and respectful of all differences.

Technology

Sopra Steria

Infrastructure Engineer with French

Mid

Hybrid

Katowice, Poland

🏢 Summary: The offer is for an Infrastructure Engineer supporting business applications for a major French telecommunications client. The role focuses on application administration, infrastructure lifecycle management, monitoring, and 2nd/3rd line incident support in a production environment. It includes on-call duties and collaboration with cross-functional teams to ensure system stability and performance. 🗂️ Requirements: Minimum 2 years of commercial experience in infrastructure or application support, Experience in infrastructure lifecycle management (patching, upgrades, deployment, extensions), Very good French language skills (minimum B2), Experience in application administration or application support, Knowledge of operating systems, Experience with VMware, Hands-on experience in application monitoring and incident analysis, Strong troubleshooting and problem-solving skills, Ability to create and maintain technical documentation, Availability for on-call duties and occasional business trips, Residence in Poland and ability to commute to Katowice office 📃 Skills: VMware, Linux, Windows, Monitoring, ITIL, Troubleshooting, Deployment, Patching, Upgrades, Documentation 🏢 Description: Company Description Sopra Steria is one of the largest players in the tech industry in Europe, known for its consulting, digital services and software development. We operate in nearly 30 countries in the world, hiring more than 55,000 employees. The Polish branch, as the Global Delivery Center, operates in Katowice since 2007 and has been growing ever since. Currently, our team consists of around 1,000 specialists. Within the Digital Platform Services department, our teams specialize in areas such as cloud, operating systems, virtualization, databases, backup or storage, as well as networking and security. We also have 1st line support consultants who speak French and English, but also Italian, Spanish, Portuguese and German. The Application Services department is responsible for areas such as software development, data engineering, testing services, CRM, ITSM and ERP platform integrations, as well as application management for customers in Scandinavia, Benelux, France, Germany, Switzerland and the UK. Job Description We are looking for an Infrastructure Engineer to join Sopra Steria Polska and work within a team supporting a major client in the French telecommunications sector, with over 20 million customers. Working hours: 8:00–18:00, plus on-call duties outside of business hours on a rotational basis, including weekly and weekend shifts. Please note that we can only offer cooperation to candidates located in Poland who are willing to commute to our office in Katowice. Responsibilities:​ Administration and maintenance of business applications for a French-speaking client Monitoring application performance and ensuring high availability and stability Incident and problem management (2nd and 3rd line support), including troubleshooting and root cause analysis Infrastructure extension or update (patching, upgrade, deployment) Collaboration with cross-functional teams Creation and maintenance of technical documentation and operational procedures Continuous improvement of system performance and reliability Qualifications Must have requirements:​ 2+ years of commercial experience in a similar position Proven experience in managing infrastructure lifecycle activities, including extension, patching, upgrades, and deployment processes Very good command of French (min. B2) – daily communication with the client Experience in application administration / application support Knowledge of operating systems Experience with VMware Hands-on experience in application monitoring and incident analysis Strong troubleshooting and problem-solving skills Strong communication skills to collaborate with cross-functional teams Proactive and detail-oriented Ability to document processes and share knowledge effectively Being open to occasional business trips abroad and regular visits in our office in Katowice (1 day per week) Nice to have requirements: Experience with UCS, OpenShift, Pure Storage Additional Information What we offer: • BENEFITS (UoP): Luxmed, Medicover Sport, Worksmile, educational platforms, languages learning platform, referral bonus, copyrights, life insurance, workation • DEVELOPMENT OPPORTUNITIES (UoP): certifications (paid by the company), conferences, Tech Lunches, possibility to join our Communities (Project Management, Architecture, Security, Process Management, Leadership, AI and Cloud) The recruitment process for this position consists of two stages: • a short phone call with a recruiter (30 min max) • one-hour long interview on Teams (with both general and technical questions) Salary range: All information about salary range and its additional components will be provided during the 1st stage of recruitment process. At our organization, we are committed to fighting against all forms of discrimination. We foster a work environment that is inclusive and respectful of all differences.

Technology

Sopra Steria

DevOps Engineer (AI)

Senior

Hybrid

Katowice, SL, Poland

12,000 - 16,000 PLN/mo

🏢 Summary: DevOps Engineer (AI) role focused on building, automating, and optimizing development environments and AI-driven solutions within an international agile team. The position involves implementing Infrastructure as Code, supporting CI/CD pipelines, and delivering scalable AI solutions on AWS. You will enhance developer platforms, ensure security best practices, and contribute to continuous improvement and automation initiatives. 🗂️ Requirements: Advanced experience in software development, Strong hands-on experience with AWS Infrastructure as Code, Experience delivering AI solutions at scale, Knowledge of AI development including agentic approaches, Good knowledge of IT security principles, Experience with CI/CD automation, Practical experience with IDEs, Service management knowledge (ITIL or similar) 📃 Skills: Git, Python, TypeScript, AWS, Terraform, CDK, Ansible, AmazonQ, Kiro, Claude, CICD, Scripting, VSCode, IntelliJ, ITIL, AI 🏢 Description: Company Description Sopra Steria is one of the largest players in the tech industry in Europe, known for its consulting, digital services and software development. We operate in nearly 30 countries in the world, hiring more than 55,000 employees. The Polish branch, as the Global Delivery Center, operates in Katowice since 2007 and has been growing ever since. Currently, our team consists of around 1,000 specialists. Within the Digital Platform Services department, our teams specialize in areas such as cloud, operating systems, virtualization, databases, backup or storage, as well as networking and security. We also have 1st line support consultants who speak French and English, but also Italian, Spanish, Portuguese and German. The Application Services department is responsible for areas such as software development, data engineering, testing services, CRM, ITSM and ERP platform integrations, as well as application management for customers in Scandinavia, Benelux, France, Germany, Switzerland and the UK. Job Description We are looking for a DevOps Engineer (AI) to join Sopra Steria Polska and one of our innovative international squads. You will play a pivotal role in the development and optimization of our development environment. The team is responsible for implementing, maintaining, and supporting developer tools and platforms. Note that we can only offer cooperation to people who are located in Poland and have EU citizenship. Responsibilities:​ Collaborate with team members to write efficient, reusable, and maintainable code. Contribute to the continuous improvement of existing services by identifying opportunities for optimization. Write unit tests and integration tests where necessary to increase the confidence during development and deployment of the code. Utilize Gitlab, CI/CD, and scripting skills to automate the deployment and analysis of code. Suggest and implement automation to streamline deployment, configuration, and monitoring tasks. Work closely with cross-functional team members, including architects, system administrators, and other developers, to ensure seamless integration and interoperability. Participate in agile ceremonies, including sprint planning, daily stand-ups, and sprint reviews, to foster effective collaboration within the squad. Engage in knowledge-sharing activities and contribute to the collective expertise of the team. Document code, scripts, and configurations thoroughly to ensure maintainability and knowledge transfer within the squad. Contribute to the creation and maintenance of technical documentation for the squad Tech stack on the project:​ Git, Python, TypeScript Amazon Q, Kiro, Claude Terraform, CDK, Ansible Qualifications Must have requirements:​ Good knowledge of IT security principles. Advance experience in software development (Git, Python, TypeScript) AI tools for Devs (Amazon Q, Kiro, Claude), coding assistants, AI agents. Experience with AI development including agentic, experience with delivering AI solutions to customers at scale Practical experience with IDEs (VS Code, IntelliJ) Must have a strong hands-on experience in AWS Infrastructure as Code (Terraform, CDK, Ansible); Service management experience (ITIL or similar) EU citizenship Fluent English: B2/C1. Being open to occasional business trips abroad and visits in our office in Katowice Nice to have requirements: Clearance Additional Information What we offer: BENEFITS (UoP): Luxmed, Medicover Sport, Worksmile, educational platforms, languages learning platform, referral bonus, copyrights, life insurance, workation DEVELOPMENT OPPORTUNITIES (UoP and B2B): certifications (paid by the company), conferences, Tech Lunches, possibility to join our Communities (Project Management, Architecture, Security, Process Management, Leadership, AI and Cloud) The recruitment process for this position consists of two stages: a short phone call with a recruiter (30 min max) one-hour long interview on Teams (with both general and technical questions) Salary range: UOP: 12 000-16 000 PLN gross/month. B2B: 100-140 PLN net/h All information about salary range and its additional components will be provided during the 1st stage of recruitment process. At our organization, we are committed to fighting against all forms of discrimination. We foster a work environment that is inclusive and respectful of all differences.