Senior DevOps Engineer

🏢 Summary: Hybrid B2B role for a Python developer focused on building scalable applications, APIs, microservices, and AI-driven data transformation solutions in an international financial environment. The position involves developing integrations, CI/CD pipelines, and automation solutions using modern cloud and AI technologies. Candidates will collaborate closely with product and architecture teams while working with data enrichment, LLMs, and enterprise systems. 🗂️ Requirements: Advanced Python development, Advanced Flask or similar framework knowledge, Advanced REST API knowledge, Intermediate LLM experience, Intermediate Docker experience, Intermediate JavaScript knowledge, Intermediate PostgreSQL knowledge, SQLAlchemy knowledge, Experience with CI/CD pipelines, Experience with Git, Ability to write tests with pytest, Experience with data integrations and transformation, English communication skills, Hybrid availability in Gdynia, Gdańsk, Warszawa, or Łódź 📃 Skills: Python, Flask, REST, LLM, Docker, JavaScript, PostgreSQL, SQLAlchemy, React, CSS, SCSS, pytest, CI/CD, Git, TypeScript, Redux, Zustand, SharePoint, Artifactory, JFrog, Kubernetes, AWS 🏢 Description: Salary: 1100-1300 PLN/day on B2B Work model: hybrid from Gdynia / Gdańsk / Warszawa / Łódź (2/3 days per week from the office) Why choose this offer? You can expect a flexible work organization The international work environment will give you the opportunity to interact with the English language on a daily basis Scandinavian organizational culture will provide you with work-life balance, you will gain time for additional training (financed by Jit) The Jit community will bring you a nice time during regular integration meetings Project We are looking for a forward leaning developer to work closely with Product Owners, Solution Architects and Analysts to refine epics, user stories and business requirements into technical design and working software, with high development standards and to implement some of the industry best practices. Key topics in scope include data transformation as well as AI driven data enrichment, where the overall solution objective is to overlook that all parties involved act according to rules and regulations. And importantly, that this is done as efficiently as possible using modern ways of automation, including but not limited to AI. This involves building data integrations and data transformation logic, reading from and writing to various databases and APIs, securing data completeness and data reconciliations, building microservices and deployment pipelines, and utilizing LLMs both in the actual solutions (e.g. data enrichment) and for support in your role as developer. Responsibilities you'll have Develop and maintain scalable applications, APIs, and microservices using Python and modern frameworks. Collaborate with Product Owners, Architects, and Analysts to transform business requirements into technical solutions. Build and optimize data integrations, transformation processes, and AI-powered data enrichment capabilities. Ensure data quality, consistency, and reliability across databases, APIs, and enterprise systems. Develop and maintain CI/CD pipelines, automated tests, and deployment processes. Support the adoption of AI, automation, and engineering best practices to improve business processes and software quality. Work closely with stakeholders in an international environment to deliver efficient and innovative solutions. To succeed in this role, we believe that a candidate: is a team player who enjoys collaboration in a multicultural environment has a genuine interest to learn and develop within the area is appreciated for your positive approach and ability to turn challenges in to opportunities is good at engaging stakeholders at different levels is a skilled engineer at heart with passion for developing solutions and take pride in seeing your efforts paying off in form of a great business application Expected competences and knowledge Advanced knowledge in Python development and configuration Advanced knowledge of Flask (or similar) frameworks Advanced knowledge of REST APIs Intermediate LLM experience Intermediate Docker experience Intermediate JavaScript experience Intermediate knowledge of PostgreSQL and SQLAlchemy Familiarity with React Familiarity with CSS and SCSS Ability to write tests (preferably with pytest) Experience with CI/CD and creating pipelines Experience with Git Technologies you'll work with Experience with AI tooling Familiarity with TypeScript Familiarity with web components Familiarity with Redux/Zustand Experience with SharePoint API Experience with Artifactory (JFrog) Experience with Kubernetes Experience with cloud services (AWS) Client – why choose this particular client from the Jit portfolio? Jit Team has had an over-decade-long relationship with the leading financial group in the Nordic countries, and we are privileged to be our client's premier partner in Poland. At present, over 200 Jit personnel are engaged in the completion of more than 60 projects for this Norwegian major provider of financial services with a global presence and a strong focus on modern technology. Our customer's work atmosphere is epitomized by the Scandinavian culture , which is conducive to people who place emphasis on work-life balance and feedback culture . Furthermore, all projects are executed in international teams, giving constant exposure to the English language. About Jit Team The Human Factor of IT - it’s not just a slogan, it’s a philosophy. The foundation of Jit Team is people, which is why we prioritise you. We employ over 770 experienced experts , to whom we offer developmental projects, a wide range of benefits, and a proprietary professional development programme. Together with clients from around the world, we create innovative IT solutions delivered by highly specialised and efficient teams. Behind our maxim are also charitable and educational activities. We support schools, universities, and educational institutions by conducting workshops, running educational projects, sponsoring events, and donating learning equipment. We offer internships that help launch careers in IT. We support water rescuers and hospitals by providing the necessary equipment. We also support numerous charitable organisations helping people in need, children, and the elderly. We are a Polish company and we share what we have achieved over more than 15 years of activity. By supporting local initiatives, we contribute to the circulation of good energy.

🏢 Summary: DevOps Engineer role in an international banking project focused on developing and supporting Data Products. The position involves building and maintaining CI/CD pipelines, automating infrastructure, and supporting Kubernetes-based deployments in an agile environment. You will collaborate with development and QA teams to improve testing, deployment, and delivery processes. 🗂️ Requirements: Strong experience with CI/CD pipelines, especially Jenkins, Experience with Terraform and Ansible, Good Linux administration skills, Scripting skills in Shell and Python, Basic experience with Kubernetes and containerization, Proficiency with Git, Basic programming skills in Python or Groovy, Experience working in agile environments 📃 Skills: Jenkins, JobDSL, Groovy, Terraform, Ansible, Linux, Shell, Python, Kubernetes, Docker, Git, Bitbucket, Scala, Kafka, Airflow, AWS, Hadoop, Spark, SonarQube, PostgreSQL, Tekton 🏢 Description: Salary: 1000 - 1200 PLN/day on B2B Work model: elastic hybrid (1-2 days per week from the office in Warszawa/ Gdańsk/ Gdynia/ Łódź) Why choose this offer? You can expect a flexible work organization The international work environment will give you the opportunity to interact with the English language on a daily basis Scandinavian organizational culture will provide you with work-life balance, you will gain time for additional training (financed by Jit) The Jit community will bring you a nice time during regular integration meetings Project You will be involved in a financial project focused on supporting the development of Data Products as a DevOps Engineer within an international banking environment . The role centers on designing and maintaining CI/CD pipelines using Jenkins, as well as building automation solutions with Terraform and Ansible. You will collaborate closely with developers and QA engineers, providing tools, scripts, and support to improve testing, deployment, and delivery processes . Additionally, you will troubleshoot Kubernetes-based deployments and act as a key point of contact for DevOps-related topics across teams. The project follows an agile approach and requires strong communication and collaboration skills. Responsibilities you'll have Develop and maintain CI/CD pipelines using Jenkins (JobDSL, Groovy) Build and manage infrastructure automation with Terraform and Ansible Create and maintain scripts in Shell and Python to support development processes Develop small tools and utilities to improve CI/CD pipelines and support developers and QA engineers Troubleshoot deployment issues in Kubernetes environments Collaborate with internal and external teams as a DevOps point of contact Support and enable developers and testers by promoting DevOps best practices Contribute to knowledge sharing through internal trainings, demos, and presentations Optionally develop container-based microservices and support AI-related solutions in the Data area Expected competences and knowledge Strong experience in CI/CD, particularly with Jenkins or similar automation tools Solid knowledge of infrastructure as code tools, especially Terraform and Ansible Good Linux administration skills and strong scripting abilities (Shell, Python) Basic experience with Kubernetes and containerization concepts Proficiency with Git (preferably Bitbucket) Basic programming skills (Python, Groovy) Understanding of agile methodologies and experience working in distributed teams Strong communication skills and a collaborative mindset Nice to have Experience with Kafka, Airflow, AWS, Hadoop, or Spark Familiarity with SonarQube, PostgreSQL, or Tekton Technologies you'll work with Jenkins (JobDSL, Groovy) for CI/CD pipeline development Terraform and Ansible for infrastructure automation Linux environment with Shell and Python scripting Kubernetes and Docker for containerization Git (Bitbucket) for version control Scala and Python-based application ecosystems Kafka, Airflow, AWS, Hadoop, Spark SonarQube, PostgreSQL, Tekton Client – why choose this particular client from the Jit portfolio? Jit Team has had an over-decade-long relationship with the leading financial group in the Nordic countries, and we are privileged to be our client's premier partner in Poland. At present, over 200 Jit personnel are engaged in the completion of more than 60 projects for this Norwegian major provider of financial services with a global presence and a strong focus on modern technology. Our customer's work atmosphere is epitomized by the Scandinavian culture , which is conducive to people who place emphasis on work-life balance and feedback culture . Furthermore, all projects are executed in international teams, giving constant exposure to the English language. About Jit Team The Human Factor of IT - it’s not just a slogan, it’s a philosophy. The foundation of Jit Team is people, which is why we prioritise you. We employ over 770 experienced experts , to whom we offer developmental projects, a wide range of benefits, and a proprietary professional development programme. Together with clients from around the world, we create innovative IT solutions delivered by highly specialised and efficient teams. Behind our maxim are also charitable and educational activities. We support schools, universities, and educational institutions by conducting workshops, running educational projects, sponsoring events, and donating learning equipment. We offer internships that help launch careers in IT. We support water rescuers and hospitals by providing the necessary equipment. We also support numerous charitable organisations helping people in need, children, and the elderly. We are a Polish company and we share what we have achieved over more than 15 years of activity. By supporting local initiatives, we contribute to the circulation of good energy.

🏢 Summary: Backend Java Developer role in a financial project modernizing corporate digital banking and building a new online banking platform. The position focuses on developing APIs and backend services within microservice and monolithic architectures using DDD and reactive programming. Work involves delivering scalable, resilient banking solutions in an Agile international environment. 🗂️ Requirements: 6+ years of commercial experience in Java development, Experience building REST APIs, Experience with microservices architecture, Practical knowledge of Spring and Hibernate, Strong SQL knowledge, Experience with reactive programming, Understanding of distributed systems, Knowledge of SOLID principles and design patterns, Understanding of DDD and Port-Adapter architecture, Experience with Git, Experience with Cucumber, Experience working in Agile or SAFe, English proficiency for daily communication 📃 Skills: Java, Spring, SpringBoot, Hibernate, SQL, REST, Microservices, Reactor, WebFlux, Git, Cucumber, DDD, SAFe, Angular, Jasmine 🏢 Description: Salary: 1000-1200 PLN/day on B2B Work model: hybrid from Gdynia / Gdańsk / Warszawa / Łódź (2-3 days per week from the office) Why choose this offer? You can expect a flexible work organization The international work environment will give you the opportunity to interact with the English language on a daily basis Scandinavian organizational culture will provide you with work-life balance, you will gain time for additional training (financed by Jit) The Jit community will bring you a nice time during regular integration meetings Project You will be involved in a financial project focused on modernizing corporate digital banking services and building a new online banking platform for corporate customers . The project aims to replace a legacy corporate netbanking system with a modern digital channel that improves payments, account management, liquidity overview, employee administration, and permissions management . The environment includes both microservice and monolithic architectures , with a strong focus on API development, Domain-Driven Design (DDD), reactive programming, and resilient system architecture . Responsibilities you'll have Developing and enhancing backend services and APIs for corporate banking solutions Building new features that modernize banking services related to accounts, payments, file transfers, and international/local financial services Maintaining and improving systems within microservice and monolithic architectures Collaborating with developers, product owners, architects, analysts, and QA teams to deliver business solutions Implementing scalable and resilient solutions using DDD, port-adapter architecture, and reactive programming Supporting maintenance, compliance, and continuous improvement of essential banking services Expected competences and knowledge Strong hands-on experience in Java development (preferably 6+ years) Experience in building API solutions and working with REST services Familiarity with reactive programming and distributed systems Practical knowledge of Spring, Hibernate, SQL, Microservices, Git, and Cucumber Understanding of SOLID principles, design patterns, and clean architecture concepts (DDD / Port-Adapter) Experience working in Agile/SAFe environments and strong English communication skills Technologies you'll work with Java Spring Framework / Spring Boot Hibernate SQL REST APIs & Microservices Reactive Programming (e.g., Reactor/WebFlux) Git Cucumber Angular (basic frontend exposure, nice to have) Jasmine (nice to have) Client – why choose this particular client from the Jit portfolio? Jit Team has had an over-decade-long relationship with the leading financial group in the Nordic countries, and we are privileged to be our client's premier partner in Poland. At present, over 200 Jit personnel are engaged in the completion of more than 60 projects for this Norwegian major provider of financial services with a global presence and a strong focus on modern technology. Our customer's work atmosphere is epitomized by the Scandinavian culture , which is conducive to people who place emphasis on work-life balance and feedback culture . Furthermore, all projects are executed in international teams, giving constant exposure to the English language. About Jit Team The Human Factor of IT - it’s not just a slogan, it’s a philosophy. The foundation of Jit Team is people, which is why we prioritise you. We employ over 770 experienced experts , to whom we offer developmental projects, a wide range of benefits, and a proprietary professional development programme. Together with clients from around the world, we create innovative IT solutions delivered by highly specialised and efficient teams. Behind our maxim are also charitable and educational activities. We support schools, universities, and educational institutions by conducting workshops, running educational projects, sponsoring events, and donating learning equipment. We offer internships that help launch careers in IT. We support water rescuers and hospitals by providing the necessary equipment. We also support numerous charitable organisations helping people in need, children, and the elderly. We are a Polish company and we share what we have achieved over more than 15 years of activity. By supporting local initiatives, we contribute to the circulation of good energy.

🏢 Summary: Backend Developer role focused on maintaining and enhancing an existing Java-based system, ensuring stability and working with a legacy codebase in an Agile environment. The position involves designing backend services, developing REST APIs, and supporting ongoing system maintenance. Hybrid work model with collaboration in international teams. 🗂️ Requirements: Experience with Java 7/8, Experience with Maven, Experience designing backend services, Experience developing REST APIs, Ability to write unit tests, Experience working with legacy codebase, Experience working in Agile environment, Fluency in English, Experience with version control systems 📃 Skills: Java, Maven, JSP, Git, REST, Agile, UnitTesting 🏢 Description: Salary: 1000-1200 PLN/day on B2B Work model: hybrid from Gdańsk / Warszawa / Łódź (2/3 days per week from the office) Why choose this offer? You can expect a flexible work organization The international work environment will give you the opportunity to interact with the English language on a daily basis Scandinavian organizational culture will provide you with work-life balance, you will gain time for additional training (financed by Jit) The Jit community will bring you a nice time during regular integration meetings Project You will join a team working on an existing system that requires ongoing maintenance and support . The current focus is on ensuring system stability, maintaining functionality, and working with a legacy codebase. Work is carried out in an Agile environment, with a strong emphasis on collaboration and code quality. Responsibilities you'll have Designing and implementing backend services based on given specifications Developing and maintaining REST APIs Writing and maintaining unit tests Working with and analyzing legacy codebase Contributing to the ongoing maintenance and stability of the existing system Collaborating in an Agile environment Using version control and supporting development workflows Expected competences and knowledge Experience with Java 7/8 Experience with Maven Experience in designing and implementing backend services Experience in writing REST APIs Willingness to work with and analyze legacy systems Experience working in an Agile environment Good communication skills Fluency in English Technologies you'll work with Java 7/8 Maven JSP Git REST APIs Client – why choose this particular client from the Jit portfolio? Jit Team has had an over-decade-long relationship with the leading financial group in the Nordic countries, and we are privileged to be our client's premier partner in Poland. At present, over 200 Jit personnel are engaged in the completion of more than 60 projects for this Norwegian major provider of financial services with a global presence and a strong focus on modern technology. Our customer's work atmosphere is epitomized by the Scandinavian culture , which is conducive to people who place emphasis on work-life balance and feedback culture . Furthermore, all projects are executed in international teams, giving constant exposure to the English language. About Jit Team The Human Factor of IT - it’s not just a slogan, it’s a philosophy. The foundation of Jit Team is people, which is why we prioritise you. We employ over 770 experienced experts , to whom we offer developmental projects, a wide range of benefits, and a proprietary professional development programme. Together with clients from around the world, we create innovative IT solutions delivered by highly specialised and efficient teams. Behind our maxim are also charitable and educational activities. We support schools, universities, and educational institutions by conducting workshops, running educational projects, sponsoring events, and donating learning equipment. We offer internships that help launch careers in IT. We support water rescuers and hospitals by providing the necessary equipment. We also support numerous charitable organisations helping people in need, children, and the elderly. We are a Polish company and we share what we have achieved over more than 15 years of activity. By supporting local initiatives, we contribute to the circulation of good energy.

🏢 Summary: B2B Java Developer role in a financial project modernizing and rebuilding a digital banking channel for corporate clients. The position involves developing and enhancing APIs, contributing to system modernization from legacy platforms, and working across microservice and monolith architectures in a SAFe Agile environment. The project focuses on resilient, domain-driven solutions supporting core banking services such as payments and accounts. 🗂️ Requirements: Minimum 6 years of experience in Java development, Experience in building API solutions, Experience with Spring and Hibernate, Experience with SQL and REST, Experience with Microservices architecture, Minimum 2 years of experience with Angular, Experience with Cucumber, Experience with Jasmine unit testing, Knowledge of SOLID principles, Knowledge of design patterns, Experience with GIT, Experience working in Agile environment, Familiarity with reactive programming, Knowledge of Domain Driven Design (DDD) 📃 Skills: Java, Spring, Hibernate, Angular, SQL, REST, Microservices, GIT, Cucumber, Jasmine, Reactive, DDD, SAFe 🏢 Description: Salary: 1000 - 1200 PLN/day on B2B Work model: elastic hybrid from Gdynia / Gdańsk / Warszawa (3 days per week from the modern office) Why choose this offer? You can expect a flexible work organization The international work environment will give you the opportunity to interact with the English language on a daily basis Scandinavian organizational culture will provide you with work-life balance, you will gain time for additional training (financed by Jit) The Jit community will bring you a nice time during regular integration meetings Project You will be involved in a financial project focused on modernising and building a new digital banking channel for corporate customers. The initiative aims to replace the legacy platform and redefine how clients manage payments, accounts, liquidity, and user permissions. The team operates within the SAFe Agile framework, delivering resilient solutions across microservice and monolith architecture using DDD and port-adapter approach. Responsibilities you'll have Developing new features that modernise the platform and support maintenance and compliance requirements Building and enhancing API solutions to support essential banking services such as Accounts, Payments, File Transfer, and international and local services Contributing to system modernisation and transition from legacy solutions Working within microservice and monolith architecture Collaborating closely with developers, Product Owner, architects, analysts and QA Participating in Agile (SAFe) ceremonies and delivering high-quality software in an international environment Expected competences and knowledge Hands-on experience in Java development (preferred at least 6 years) Experience in building API solutions Familiarity with reactive programming Working knowledge of Spring, Hibernate and Cucumber Experience with SQL, REST, Microservices and GIT 2 years of experience with Angular Working knowledge of unit testing in Jasmine Knowledge of SOLID principles and design patterns Experience working in an Agile environment Technologies you'll work with Java Spring Angular Cucumber Hibernate Jasmine SQL REST Microservices GIT Reactive stack Domain Driven Design (DDD) SAFe Agile framework Client – why choose this particular client from the Jit portfolio? Jit Team has had an over-decade-long relationship with the leading financial group in the Nordic countries, and we are privileged to be our client's premier partner in Poland. At present, over 200 Jit personnel are engaged in the completion of more than 60 projects for this Norwegian major provider of financial services with a global presence and a strong focus on modern technology. Our customer's work atmosphere is epitomized by the Scandinavian culture , which is conducive to people who place emphasis on work-life balance and feedback culture . Furthermore, all projects are executed in international teams, giving constant exposure to the English language. About Jit Team The Human Factor of IT - it’s not just a slogan, it’s a philosophy. The foundation of Jit Team is people, which is why we prioritise you. We employ over 770 experienced experts , to whom we offer developmental projects, a wide range of benefits, and a proprietary professional development programme. Together with clients from around the world, we create innovative IT solutions delivered by highly specialised and efficient teams. Behind our maxim are also charitable and educational activities. We support schools, universities, and educational institutions by conducting workshops, running educational projects, sponsoring events, and donating learning equipment. We offer internships that help launch careers in IT. We support water rescuers and hospitals by providing the necessary equipment. We also support numerous charitable organisations helping people in need, children, and the elderly. We are a Polish company and we share what we have achieved over more than 15 years of activity. By supporting local initiatives, we contribute to the circulation of good energy.

🏢 Summary: B2B contract role for a senior Java developer in a financial project modernizing and rebuilding a digital banking channel for corporate clients. The position focuses on developing and enhancing APIs, migrating from legacy systems, and delivering solutions within microservice and monolith architectures using DDD in a SAFe Agile environment. Hybrid work model with collaboration in an international team. 🗂️ Requirements: Minimum 6 years of experience in Java development, Experience in building API solutions, Experience with Spring and Hibernate, Experience with SQL and REST, Experience with Microservices architecture, Minimum 2 years of experience with Angular, Experience with unit testing in Jasmine, Knowledge of SOLID principles and design patterns, Experience with Cucumber, Experience working in Agile (SAFe) environment, Experience with Git, Familiarity with reactive programming 📃 Skills: Java, Spring, Hibernate, Angular, Cucumber, Jasmine, SQL, REST, Microservices, Git, Reactive, DDD, SAFe 🏢 Description: Salary: 1000 - 1200 PLN/day on B2B Work model: elastic hybrid from Gdynia / Gdańsk / Warszawa (3 days per week from the modern office) Why choose this offer? You can expect a flexible work organization The international work environment will give you the opportunity to interact with the English language on a daily basis Scandinavian organizational culture will provide you with work-life balance, you will gain time for additional training (financed by Jit) The Jit community will bring you a nice time during regular integration meetings Project You will be involved in a financial project focused on modernising and building a new digital banking channel for corporate customers. The initiative aims to replace the legacy platform and redefine how clients manage payments, accounts, liquidity, and user permissions. The team operates within the SAFe Agile framework, delivering resilient solutions across microservice and monolith architecture using DDD and port-adapter approach. Responsibilities you'll have Developing new features that modernise the platform and support maintenance and compliance requirements Building and enhancing API solutions to support essential banking services such as Accounts, Payments, File Transfer, and international and local services Contributing to system modernisation and transition from legacy solutions Working within microservice and monolith architecture Collaborating closely with developers, Product Owner, architects, analysts and QA Participating in Agile (SAFe) ceremonies and delivering high-quality software in an international environment Expected competences and knowledge Hands-on experience in Java development (preferred at least 6 years) Experience in building API solutions Familiarity with reactive programming Working knowledge of Spring, Hibernate and Cucumber Experience with SQL, REST, Microservices and GIT 2 years of experience with Angular Working knowledge of unit testing in Jasmine Knowledge of SOLID principles and design patterns Experience working in an Agile environment Technologies you'll work with Java Spring Angular Cucumber Hibernate Jasmine SQL REST Microservices GIT Reactive stack Domain Driven Design (DDD) SAFe Agile framework Client – why choose this particular client from the Jit portfolio? Jit Team has had an over-decade-long relationship with the leading financial group in the Nordic countries, and we are privileged to be our client's premier partner in Poland. At present, over 200 Jit personnel are engaged in the completion of more than 60 projects for this Norwegian major provider of financial services with a global presence and a strong focus on modern technology. Our customer's work atmosphere is epitomized by the Scandinavian culture , which is conducive to people who place emphasis on work-life balance and feedback culture . Furthermore, all projects are executed in international teams, giving constant exposure to the English language. About Jit Team The Human Factor of IT - it’s not just a slogan, it’s a philosophy. The foundation of Jit Team is people, which is why we prioritise you. We employ over 770 experienced experts , to whom we offer developmental projects, a wide range of benefits, and a proprietary professional development programme. Together with clients from around the world, we create innovative IT solutions delivered by highly specialised and efficient teams. Behind our maxim are also charitable and educational activities. We support schools, universities, and educational institutions by conducting workshops, running educational projects, sponsoring events, and donating learning equipment. We offer internships that help launch careers in IT. We support water rescuers and hospitals by providing the necessary equipment. We also support numerous charitable organisations helping people in need, children, and the elderly. We are a Polish company and we share what we have achieved over more than 15 years of activity. By supporting local initiatives, we contribute to the circulation of good energy.

🏢 Summary: Hybrid B2B role for a Java Developer in a financial project focused on integrations and data flow within Financial Crime Prevention. The position combines backend development and DevOps practices, emphasizing microservices, APIs, and reliable data exchange between systems. You will work in an international Agile environment with modern technologies and cloud-native solutions. 🗂️ Requirements: Strong Java 21 knowledge, Spring Boot experience, Experience in DevOps-oriented environment, Knowledge of microservices architecture, API development experience, PostgreSQL and SQL knowledge, DataStage (ETL) experience, Kubernetes knowledge, Bitbucket knowledge, Jenkins knowledge, Kafka experience, Ability to work in Agile/Scrum, Experience in international environment 📃 Skills: Java, Spring, SpringBoot, Kubernetes, Kafka, Maven, PostgreSQL, SQL, DataStage, Liquibase, JOLT, Bitbucket, Jenkins, Debezium, ApacheCamel, OracleSOA 🏢 Description: Salary: 1000-1400 PLN/day on B2B Work model: hybrid from Gdynia/Gdańsk (3 days per week from the office) Why choose this offer? You can expect a flexible work organization The international work environment will give you the opportunity to interact with the English language on a daily basis Scandinavian organizational culture will provide you with work-life balance, you will gain time for additional training (financed by Jit) The Jit community will bring you a nice time during regular integration meetings Project You will be involved in a financial project focused on the development of functionalities related to integrations and data flow processes within the Financial Crime Prevention area. You will work on building and maintaining solutions that enable efficient and reliable data exchange between systems, supporting key business processes. The role combines software development and DevOps practices while collaborating with international teams in an Agile environment. Responsibilities you'll have Developing and maintaining functionalities related to Financial Crime Prevention processes Designing, implementing, and enhancing integration solutions and data flows between systems Building and maintaining microservices and APIs using Java and Spring Boot Supporting ETL processes and working with databases to ensure efficient data processing Collaborating with DevOps teams to ensure smooth deployments and platform stability Participating in Agile/Scrum ceremonies and contributing to continuous improvement initiatives Expected competences and knowledge Strong Java 21 development skills , preferably with Spring Boot Experience working in a DevOps-oriented environment Knowledge of microservices architecture and API development Experience with PostgreSQL databases, SQL, and DataStage (ETL) Knowledge of Kubernetes, Bitbucket, and Jenkins Experience working with Kafka Good teamwork , interpersonal, and communication skills Ability to work effectively in an international environment Nice to have: Apache Camel Oracle SOA Suite experience Knowledge of Scrum methodology Understanding of CDC concepts, especially Debezium Technologies you'll work with Java 21 Spring Boot Kubernetes Kafka Maven PostgreSQL Liquibase JOLT Client – why choose this particular client from the Jit portfolio? Jit Team has had an over-decade-long relationship with the leading financial group in the Nordic countries, and we are privileged to be our client's premier partner in Poland. At present, over 200 Jit personnel are engaged in the completion of more than 60 projects for this Norwegian major provider of financial services with a global presence and a strong focus on modern technology. Our customer's work atmosphere is epitomized by the Scandinavian culture , which is conducive to people who place emphasis on work-life balance and feedback culture . Furthermore, all projects are executed in international teams, giving constant exposure to the English language. About Jit Team The Human Factor of IT - it’s not just a slogan, it’s a philosophy. The foundation of Jit Team is people, which is why we prioritise you. We employ over 770 experienced experts , to whom we offer developmental projects, a wide range of benefits, and a proprietary professional development programme. Together with clients from around the world, we create innovative IT solutions delivered by highly specialised and efficient teams. Behind our maxim are also charitable and educational activities. We support schools, universities, and educational institutions by conducting workshops, running educational projects, sponsoring events, and donating learning equipment. We offer internships that help launch careers in IT. We support water rescuers and hospitals by providing the necessary equipment. We also support numerous charitable organisations helping people in need, children, and the elderly. We are a Polish company and we share what we have achieved over more than 15 years of activity. By supporting local initiatives, we contribute to the circulation of good energy.

🏢 Summary: B2B role in a financial project focused on building and optimizing large-scale Big Data pipelines for analytical and regulatory reporting. The position involves designing and maintaining distributed data processing solutions using Hadoop and Spark ecosystems to ensure high data quality, scalability, and compliance. Work is delivered in an Agile (SAFe) environment with hybrid model from selected Polish cities. 🗂️ Requirements: Minimum 3 years of programming experience in Scala, Hands-on experience with Apache Spark for batch and distributed processing, Strong knowledge of Hadoop ecosystem (YARN, Sqoop, Hive, Oozie, Impala, MapReduce), Experience with ETL processes for large-scale data, Proficiency in SQL and working with large datasets, Experience with Linux Shell scripting, Knowledge of Git and CI/CD tools, Understanding of data modeling and performance tuning, Ability to work in Agile (SAFe) environment 📃 Skills: Scala, Spark, Hadoop, YARN, Sqoop, Hive, Oozie, Impala, MapReduce, SQL, Linux, Git, Jenkins, Bamboo, Ansible, ETL, EMR 🏢 Description: Salary: 1100 - 1300 PLN/day on B2B Work model: hybrid from Gdynia / Gdańsk / Warszawa / Łódź (3 days per week from the office) Why choose this offer? You can expect a flexible work organization The international work environment will give you the opportunity to interact with the English language on a daily basis Scandinavian organizational culture will provide you with work-life balance, you will gain time for additional training (financed by Jit) The Jit community will bring you a nice time during regular integration meetings Project You will be involved in a financial project focused on building and optimizing large-scale data processing pipelines for analytical and regulatory reporting . The main goal of the initiative is to consolidate, transform, and analyze financial and transactional data to support decision-making, compliance, and risk management. The project leverages support decision-making, compliance, a Big Data technologies to ensure high data quality, scalability, and performance across complex data ecosystems. Responsibilities you'll have Design, develop, and maintain data processing pipelines using Hadoop and Spark ecosystems Implement and optimize ETL (Extract, Transform, Load) processes for large volumes of financial data Collaborate with analysts, data scientists, and other developers to deliver high-quality, production-ready data solutions Ensure data integrity, accuracy, and security across distributed data systems Participate in code reviews , contribute to continuous integration and deployment (CI/CD) , and maintain development best practices Support and troubleshoot Big Data applications running in a multi-cluster environment (e.g., YARN, EMR) Work in an Agile (SAFe) team environment, participating in sprints, planning, and retrospectives Contribute to the continuous improvement of development processes and data platform architecture Expected competences and knowledge Strong programming experience in Scala (min. 3 years) Proven hands-on experience with Apache Spark for batch and distributed data processing Solid understanding of Hadoop ecosystem components (YARN, Sqoop, Hive, Oozie, Impala, MapReduce) Experience with Linux Shell scripting and automation Proficiency in SQL and working with large, complex datasets Knowledge of version control and CI/CD tools (Git, Jenkins, Bamboo, Ansible, etc.) Good understanding of data modeling, performance tuning , and data lifecycle management Strong problem-solving skills, ownership mindset, and ability to work in a collaborative team environment Nice to have: Familiarity with Java, Flink, Kafka , and streaming data pipelines Experience with SAFe Agile methodology and data analysis techniques Experience with functional programming techniques & principles Scala Familiarity with Data Analysis Technologies you'll work with Hadoop (YARN, EMR, Sqoop, Hive, Oozie, Impala, MapReduce) Spark SQL Client – why choose this particular client from the Jit portfolio? Jit Team has had an over-decade-long relationship with the leading financial group in the Nordic countries, and we are privileged to be our client's premier partner in Poland. At present, over 200 Jit personnel are engaged in the completion of more than 60 projects for this Norwegian major provider of financial services with a global presence and a strong focus on modern technology. Our customer's work atmosphere is epitomized by the Scandinavian culture , which is conducive to people who place emphasis on work-life balance and feedback culture . Furthermore, all projects are executed in international teams, giving constant exposure to the English language. About Jit Team The Human factor of IT - it's not just a slogan, it's a philosophy. The foundation of Jit Team is people, which is why we prioritise you. We employ over 700 experienced experts . We create highly specialised teams for clients from all over the world. We offer team members developmental projects, a wide range of benefits and a proprietary professional development programme. Behind our maxim are also charitable and educational activities. We support pupils and students by donating learning equipment. We offer internships to help launch careers in IT. We support water rescuers and hospitals by providing the necessary equipment. We are a Polish company and we share what we have achieved over 15 years of activity . By supporting indigenous initiatives, we ensure the circulation of good energy.

🏢 Summary: B2B contract role for a Front-End Developer in a financial project focused on building and maintaining modern Angular applications consuming REST APIs. The position involves developing user-friendly solutions, integrating with data processing systems, and collaborating within an international team. Hybrid work model with strong emphasis on code quality and application optimization. 🗂️ Requirements: Experience with Angular Framework, Strong knowledge of TypeScript, Strong knowledge of JavaScript, Experience working with REST APIs, Expertise in Hadoop, Expertise in MapReduce, Ability to analyze and debug applications, Experience in data processing, Ability to optimize and reuse existing code, Experience working in software development teams 📃 Skills: Angular, TypeScript, JavaScript, REST, Hadoop, MapReduce 🏢 Description: Salary: 600-900 PLN/day on B2B Work model: hybrid from Gdynia / Gdańsk / Warszawa / Łódź (3 days per week from the office) Why choose this offer? You can expect a flexible work organization The international work environment will give you the opportunity to interact with the English language on a daily basis Scandinavian organizational culture will provide you with work-life balance, you will gain time for additional training (financed by Jit) The Jit community will bring you a nice time during regular integration meetings Project You will be involved in a financial project focused on developing and maintaining modern front-end applications that consume REST APIs, supporting business processes and delivering user-friendly solutions for financial stakeholders. Responsibilities you'll have Designing, creating and maintaining front-end applications to consume REST APIs Writing code in accordance with application requirements Working as a member of a software development team to ensure high-quality standards Explaining complex technical topics in a clear, simple way for non-technical audiences Debugging and troubleshooting applications Making suggestions for enhancements to application procedures and infrastructure Collaborating effectively across teams and contributing to a positive work environment Building strong relationships and maintaining trust with team members and business stakeholders Expected competences and knowledge Experience with Angular Framework Strong TypeScript and JavaScript knowledge Expertise in Hadoop and MapReduce Strong communication skills Team player mindset with proven collaboration skills Ability to analyze and debug applications effectively Experience in working with REST APIs and data processing Capability to reuse and optimize existing code Proactive approach to improving processes and solutions Technologies you'll work with Angular Framework TypeScript JavaScript REST API Hadoop MapReduce Client – why choose this particular client from the Jit portfolio? Jit Team has had an over-decade-long relationship with the leading financial group in the Nordic countries, and we are privileged to be our client's premier partner in Poland. At present, over 200 Jit personnel are engaged in the completion of more than 60 projects for this Norwegian major provider of financial services with a global presence and a strong focus on modern technology. Our customer's work atmosphere is epitomized by the Scandinavian culture , which is conducive to people who place emphasis on work-life balance and feedback culture . Furthermore, all projects are executed in international teams, giving constant exposure to the English language. About Jit Team The Human Factor of IT - it’s not just a slogan, it’s a philosophy. The foundation of Jit Team is people, which is why we prioritise you. We employ over 770 experienced experts , to whom we offer developmental projects, a wide range of benefits, and a proprietary professional development programme. Together with clients from around the world, we create innovative IT solutions delivered by highly specialised and efficient teams. Behind our maxim are also charitable and educational activities. We support schools, universities, and educational institutions by conducting workshops, running educational projects, sponsoring events, and donating learning equipment. We offer internships that help launch careers in IT. We support water rescuers and hospitals by providing the necessary equipment. We also support numerous charitable organisations helping people in need, children, and the elderly. We are a Polish company and we share what we have achieved over more than 15 years of activity. By supporting local initiatives, we contribute to the circulation of good energy.

🏢 Summary: B2B Java Developer role in a financial project focused on rebuilding and modernizing collateral data streams within a Data Products initiative aligned with Data Mesh principles. The position involves designing and developing Java-based data solutions, collaborating with cross-functional teams, and supporting code reviews in an international banking environment. Hybrid work model with strong emphasis on modern development practices and scalable data solutions. 🗂️ Requirements: Minimum 5 years of Java development experience, Experience building and maintaining REST APIs, Experience with Git version control, Experience working in Agile/Scrum environment, Experience with CI/CD pipelines, Participation in code reviews and peer reviews, Fluent English (spoken and written), Ability to work in distributed teams 📃 Skills: Java, REST, Git, Agile, Scrum, CI/CD, DataMesh 🏢 Description: Salary: 1000 - 1200  PLN/day on B2B Work model: hybrid from Gdynia / Gdańsk / Warszawa / Łódź (2/3 days per week from the office) Why choose this offer? You can expect a flexible work organization The international work environment will give you the opportunity to interact with the English language on a daily basis Scandinavian organizational culture will provide you with work-life balance, you will gain time for additional training (financed by Jit) The Jit community will bring you a nice time during regular integration meetings Project You will be involved in a financial project focused on rebuilding and modernizing collateral data streams within a Data Products initiative. The project follows Data Mesh principles and aims to improve the quality, scalability, and accessibility of data products across the organization. You will work closely with cross-functional teams to design, develop, and analyze data solutions that support critical business processes in the banking and financial services domain. Responsibilities you'll have Developing and maintaining Java-based solutions within Data Products initiatives Rebuilding and enhancing collateral data streams following Data Mesh principles Collaborating with cross-functional teams to deliver high-quality solutions Participating in code reviews and supporting technical discussions as a sparring partner Expected competences and knowledge Minimum 5 years of hands-on experience in Java development Strong collaboration and communication skills with the ability to work effectively in distributed teams Experience working according to the four-eyes principle and participating in peer reviews Ability to adapt quickly to changing business and technical requirements Fluency in spoken and written English Proactive mindset and willingness to support and engage colleagues in technical discussions Experience in the banking or financial services industry will be considered an advantage Technologies you'll work with Java REST APIs Git Agile / Scrum methodologies CI/CD tools Modern software development and code review practices Client – why choose this particular client from the Jit portfolio? Jit Team has had an over-decade-long relationship with the leading financial group in the Nordic countries, and we are privileged to be our client's premier partner in Poland. At present, over 200 Jit personnel are engaged in the completion of more than 60 projects for this Norwegian major provider of financial services with a global presence and a strong focus on modern technology. Our customer's work atmosphere is epitomized by the Scandinavian culture , which is conducive to people who place emphasis on work-life balance and feedback culture . Furthermore, all projects are executed in international teams, giving constant exposure to the English language. About Jit Team The Human Factor of IT - it’s not just a slogan, it’s a philosophy. The foundation of Jit Team is people, which is why we prioritise you. We employ over 770 experienced experts , to whom we offer developmental projects, a wide range of benefits, and a proprietary professional development programme. Together with clients from around the world, we create innovative IT solutions delivered by highly specialised and efficient teams. Behind our maxim are also charitable and educational activities. We support schools, universities, and educational institutions by conducting workshops, running educational projects, sponsoring events, and donating learning equipment. We offer internships that help launch careers in IT. We support water rescuers and hospitals by providing the necessary equipment. We also support numerous charitable organisations helping people in need, children, and the elderly. We are a Polish company and we share what we have achieved over more than 15 years of activity. By supporting local initiatives, we contribute to the circulation of good energy.