June 3, 2026
Software Engineer (Java)
Mid • Hybrid
Warsaw, Poland
Company Description
At The Stepstone Group, we have a simple yet very important mission: The right job for everyone. Using our data, platform, and technology, we create opportunities for job seekers and companies around the world to find a perfect match, in a fair and equitable way. With over 20 brands across 30+ countries, we strive for fair and unbiased hiring.
At our Tech Hub, located near Wilanowska Metro, we are more than 300 ambitious specialists working on the development of our IT products. We are proud to be part of The Stepstone Group, a global expert in job-tech platforms and e-recruiting.
Join our team of 4,000+ employees and be part of reshaping the labour market and becoming the world’s leading job-tech platform.
Job Description
The job at a glance
Team Mélange builds AI- and rule-based parsing and normalization solutions that turn unstructured job and CV data into structured signals used across the Stepstone marketplace. Our services are consumed as APIs by teams across the organisation.
Join our team and you’ll help build, scale, and operate these services.
Working in the Mélange team you will contribute to backend systems that power data processing across the organisation, working closely with engineers across multiple domains.
This is so important to us. By joining our team, you will play a vital role as we reimagine the labour market to make it work for everybody.
Your responsibilities
Build and maintain backend services and APIs using Java and Python
Work on event-driven data pipelines based on Kafka
Take ownership of services end-to-end: design, testing, deployment, monitoring, and iteration
Ensure code quality, including writing and maintaining automated tests
Collaborate with Software Engineers, ML Engineers, and a Product Manager in a distributed, international team
Qualifications
Your skills and qualifications
You write clean, testable backend code in Java and/or Python
You are comfortable working with distributed systems and event-driven architectures (or willing to grow in this area)
You take ownership of services across their full lifecycle
You care about code quality, including automated testing
You have a pragmatic mindset and focus on delivering working solutions
👉 You don’t need to tick every box to apply – we value different perspectives and are happy to support your growth in areas that are new to you.
Additional Information
Software/Hardware
Mac/Dell laptop
Windows/macOS system
2 monitors (24", 27", or 32")
Adjustable desks
Slack + Teams
Atlassian tools: JIRA, Confluence
Your benefits
We’re a community that cares as much about your life outside work as how you feel when you’re with us. Because your job shouldn’t take over your life — it should enrich it. Here are some of the benefits we offer:
Premium medical and dental care
Life insurance
Flex Benefits – Worksmile Cafeteria System (Multisport, vouchers, tickets, etc.)
Employee Referral Program
Hackathons, Knowledge Sharing Hours, In-house projects
Tech and sport communities
Events and integration parties
Charity initiatives and 2 extra volunteer days
English/German classes
Game room and chillout zone
Our commitment
Equal opportunities are important to us. We believe that diversity and inclusion at The Stepstone Group are critical to our success as a global company, so we want to recruit, develop, and keep the best talent.
We encourage applications from everyone, regardless of background, gender identity, sexual orientation, disability status, ethnicity, belief, age, family or parental status, and any other characteristic.
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🏢 Summary: Software Engineer role focused on developing, automating, and supporting cloud-native applications and infrastructure within an agile team. The position involves building new services, enhancing existing systems, and managing cloud-based Linux and Windows environments using modern development and CI/CD practices. Strong emphasis is placed on SQL Server development and AWS-based deployments. 🗂️ Requirements: Master’s degree in Computer Science, Information Technology or equivalent experience, 3-4 years of experience with Python, SQL, HTML, CSS, JavaScript, jQuery, JSON, XML, Java, J2EE, Maven, Junit, Bash, PowerShell, 3-4 years of experience with SQL Server databases, 1-2 years of experience with AWS, Proficiency with Git and CI/CD practices, Experience with modern development tools and methodologies, Ability to develop, deploy, and troubleshoot cloud-based Linux and Windows systems 📃 Skills: Python, SQL, HTML, CSS, JavaScript, jQuery, JSON, XML, Java, J2EE, Maven, Junit, Bash, PowerShell, SQLServer, AWS, Git, CI/CD, Linux, Windows, Jira, Confluence, Agile, Scrum 🏢 Description: Who we are looking for We are seeking a smart, experienced, and talented individual that takes a service-oriented approach to their work and is passionate about software development and process automation. In this role you will work as part of an agile team of software developers and systems engineers responsible for building, supporting, and enhancing the feature set of our cloud native technology stack. Current skills using programming languages/tools for our active code bases are required. These include Python, SQL, HTML, CSS, JavaScript, jQuery, JSON, XML, Java, J2EE, Maven, Junit, Bash, and PowerShell. Proficiency in developing with SQL Server databases is key to this role and strong skills are required. Candidates must be able to demonstrate proficiency with Git and modern CI/CD software engineering practices. What you will be responsible for Development of new processes, services and applications using modern software development languages, tools, and methodologies Automation, configuration, monitoring and troubleshooting of cloud-based Linux and Windows Systems Collaborate with geographically dispersed, cross-functional teams to streamline workflows Support business users with technical issues Identify root causes for technical problems and continuously refine our infrastructure Define and document workflows and operating procedures for complex systems What we value A successful candidate will be service-focused, a team player, eager to learn new technologies, skilled in using modern software development tools, familiar with automation techniques, and exceptional at helping people find innovative solutions to challenging problems. This job is an excellent fit for someone eager to make key contributions in our fast-paced, ever-evolving environment. Education & Preferred Qualifications Master's degree in computer science or information technology (or similar) or equivalent experience 3-4 years of experience writing software using Python, SQL, HTML, CSS, JavaScript, jQuery, JSON, XML, Java, J2EE, Maven, Junit, Bash, and PowerShell 3-4 years of experience developing with SQL Server databases 1-2 years of experience building and deploying systems using Amazon Web Services (AWS) Proficient with modern software development methodologies and tools (IDEs, source control systems, Jira, Confluence, agile, scrum, CI/CD, etc.) Great communicator and an ability to thrive in a fast paced, dynamic environment Independent thinker and problem solver with good attention to detail Service-oriented with a passion for quality Note: The role requires a minimum of three days per week working from the office Minimum Salary: zł182,004 Annual The minimum salary quoted above applies to the role in the primary location specified. If the candidate ultimately works outside of this primary location, the applicable minimum salary may differ. Salary will be determined based on factors such as the position, type of work performed, individual skills, job description, working hours, diligence, initiative, self-management, length of employment, availability, and the quantity and quality of work delivered, as well as other objective and non-discriminatory criteria relevant to State Street employees. In addition to salary, employees are eligible to be considered for discretionary annual performance-based awards. We Offer: Permanent contract from day one Additional holidays (Birthday Day Off, 3rd and 5th year anniversary Day Off) Gold Medical Package for employees and their families (partner and children) Premium life insurance package and private pension plan Wide range of soft skills training, technical workshops, language classes and development programs Opportunities to volunteer your time to company-driven initiatives, employee networks or organizations of your choice Variety of well-being programs Additional benefits available depending on the seniority of the role About State Street Across the globe, institutional investors rely on us to help them manage risk, respond to challenges, and drive performance and profitability. We keep our clients at the heart of everything we do, and smart, engaged employees are essential to our continued success. We are committed to fostering an environment where every employee feels valued and empowered to reach their full potential. As an essential partner in our shared success, you’ll benefit from inclusive development opportunities, flexible work-life support, paid volunteer days, and vibrant employee networks that keep you connected to what matters most. Join us in shaping the future. As an Equal Opportunity Employer, we consider all qualified applicants for all positions without regard to race, creed, color, religion, national origin, ancestry, ethnicity, age, disability, genetic information, sex, sexual orientation, gender identity or expression, citizenship, marital status, domestic partnership or civil union status, familial status, military and veteran status, and other characteristics protected by applicable law. Discover more information on jobs at StateStreet.com/careers Read our CEO Statement State Street's Speak Up Line Załącznik do standardu Whistleblowing i Speak Up SSBI GmbH dla Oddziału w Polsce
Technology
State Street
Senior Software Development Engineer, Assistant Vice President
Senior
Hybrid
Krakow, Poland
🏢 Summary: The role involves developing, automating, and supporting cloud-native applications and infrastructure within an agile team. The position focuses on building and enhancing services using Python and Java ecosystems, managing SQL Server databases, and maintaining cloud-based Linux and Windows systems. It requires active contribution to CI/CD processes and modern software engineering practices. 🗂️ Requirements: Master’s degree in Computer Science, Information Technology or equivalent experience, Minimum 4 years of experience with Python and Java ecosystems, Minimum 4 years of experience with web technologies, Experience with MS SQL Server databases, Experience with Linux and Windows environments, Experience with AWS, Proficiency with Git and CI/CD practices, Experience with modern development tools and Agile (Scrum) 📃 Skills: Python, Java, Spring, Maven, JUnit, HTML, CSS, JavaScript, TypeScript, JSON, XML, SQL, SQLServer, Linux, Bash, Windows, PowerShell, AWS, Git, CI/CD, Jira, Confluence, Scrum 🏢 Description: Who we are looking for We are seeking a smart, experienced, and talented individual that takes a service-oriented approach to their work and is passionate about software development and process automation. In this role you will work as part of an agile team of software developers and systems engineers responsible for building, supporting, and enhancing the feature set of our cloud-native technology stack. Current skills using programming languages/tools for our active code bases are required. These include both Python, and Java ecosystems, web development in Windows and Linux environments. Proficiency in developing with SQL Server databases is key to this role and strong skills are required. Candidates must be able to demonstrate proficiency with Git and modern CI/CD software engineering practices. What you will be responsible for Development of new processes, services and applications using modern software development languages, tools, and methodologies Automation, configuration, monitoring and troubleshooting of cloud-based Linux and Windows systems Collaborate with geographically dispersed, cross-functional teams to streamline workflows Support business users with technical issues Identify root causes for technical problems and continuously refine our infrastructure Define and document workflows and operating procedures for complex systems What we value A successful candidate will be an independent contributor, service-focused team player, eager to learn new technologies, skilled in using modern software development tools, familiar with automation techniques, and exceptional at helping people find innovative solutions to challenging problems. This job is an excellent fit for someone eager to make key contributions in our fast-paced, ever-evolving environment who has a passion for quality, problem solving, and good attention to detail. Education & Preferred Qualifications Master's degree in computer science or information technology (or similar) or equivalent experience min. 4 years of experience writing software in Python and Java ecosystems (Spring, Maven, JUnit) min. 4 years of experience with web technologies (HTML, CSS, JavaScript, TypeScript, JSON, XML) experience developing with MS SQL Server databases familiarity with Linux (bash) and Windows environments (PowerShell) experience building and deploying systems using Amazon Web Services (AWS) Proficient with modern software development tools (IDEs, CI/CD, GIT, Jira, Confluence, etc.) and agile (scrum) management practices. Note: The role requires a minimum of three days per week working from the office Minimum Salary: zł182,004 Annual The minimum salary quoted above applies to the role in the primary location specified. If the candidate ultimately works outside of this primary location, the applicable minimum salary may differ. Salary will be determined based on factors such as the position, type of work performed, individual skills, job description, working hours, diligence, initiative, self-management, length of employment, availability, and the quantity and quality of work delivered, as well as other objective and non-discriminatory criteria relevant to State Street employees. In addition to salary, employees are eligible to be considered for discretionary annual performance-based awards. We Offer: Permanent contract from day one Additional holidays (Birthday Day Off, 3rd and 5th year anniversary Day Off) Gold Medical Package for employees and their families (partner and children) Premium life insurance package and private pension plan Wide range of soft skills training, technical workshops, language classes and development programs Opportunities to volunteer your time to company-driven initiatives, employee networks or organizations of your choice Variety of well-being programs Additional benefits available depending on the seniority of the role About State Street Across the globe, institutional investors rely on us to help them manage risk, respond to challenges, and drive performance and profitability. We keep our clients at the heart of everything we do, and smart, engaged employees are essential to our continued success. We are committed to fostering an environment where every employee feels valued and empowered to reach their full potential. As an essential partner in our shared success, you’ll benefit from inclusive development opportunities, flexible work-life support, paid volunteer days, and vibrant employee networks that keep you connected to what matters most. Join us in shaping the future. As an Equal Opportunity Employer, we consider all qualified applicants for all positions without regard to race, creed, color, religion, national origin, ancestry, ethnicity, age, disability, genetic information, sex, sexual orientation, gender identity or expression, citizenship, marital status, domestic partnership or civil union status, familial status, military and veteran status, and other characteristics protected by applicable law. Discover more information on jobs at StateStreet.com/careers Read our CEO Statement Benefits Medical Care and Insurance We provide a range of medical plans that cover you and your dependents. You can also take advantage of our employee and family life insurance, accidental death and dismemberment coverage. Well-Being Programs State Street's BeWell helps employees proactively manage their well-being. Our Employee Assistance Program (EAP) provides personal and confidential assistance for a broad range of issues. Financial Well-Being Depending on where you work, you will be eligible for regionally specific savings and/or retirement plans. We also provide resources and host local events to educate employees on achieving financial well-being. Holidays and Time Off We provide our employees with a highly competitive holiday and paid vacation allowance, with considerations for local requirements. We also offer our employees two paid days off to volunteer their time to company-driven initiatives or organizations of their choice. Supporting Families We are committed to supporting all employees and the ones they care about. Some of our programs include paid parental leaves, back-to-work support, adoption assistance or flex work arrangements. Other Benefits Among others benefits, you may have access to group savings, discounts at sport clubs and cinemas, and our new employee referral bonus program.
Technology
State Street
Software Development Engineer, Assistant Vice President
Mid
Hybrid
Krakow, Poland
182,004 - 182,004 PLN/yr
🏢 Summary: The offer is for a Software Developer working in an agile team to build, enhance, and support a cloud-native technology stack, with strong focus on SQL Server development and automation. The role involves developing new applications and services, maintaining cloud-based systems, and applying modern CI/CD practices. It combines software engineering, database development, and cloud infrastructure support. 🗂️ Requirements: Master’s degree in Computer Science, IT or equivalent experience, 3-4 years of experience in software development, 3-4 years of experience with SQL Server databases, 1-2 years of experience with AWS, Strong proficiency in SQL Server, Experience with Git and CI/CD practices, Experience working with modern development methodologies (Agile, Scrum), Ability to automate, configure, and troubleshoot Linux and Windows systems 📃 Skills: Python, SQL, HTML, CSS, JavaScript, jQuery, JSON, XML, Java, J2EE, Maven, JUnit, Bash, PowerShell, SQLServer, AWS, Git, CI/CD, Linux, Windows, Jira, Confluence 🏢 Description: Who we are looking for We are seeking a smart, experienced, and talented individual that takes a service-oriented approach to their work and is passionate about software development and process automation. In this role you will work as part of an agile team of software developers and systems engineers responsible for building, supporting, and enhancing the feature set of our cloud native technology stack. Current skills using programming languages/tools for our active code bases are required. These include Python, SQL, HTML, CSS, JavaScript, jQuery, JSON, XML, Java, J2EE, Maven, Junit, Bash, and PowerShell. Proficiency in developing with SQL Server databases is key to this role and strong skills are required. Candidates must be able to demonstrate proficiency with Git and modern CI/CD software engineering practices. What you will be responsible for Development of new processes, services and applications using modern software development languages, tools, and methodologies Automation, configuration, monitoring and troubleshooting of cloud-based Linux and Windows Systems Collaborate with geographically dispersed, cross-functional teams to streamline workflows Support business users with technical issues Identify root causes for technical problems and continuously refine our infrastructure Define and document workflows and operating procedures for complex systems What we value A successful candidate will be service-focused, a team player, eager to learn new technologies, skilled in using modern software development tools, familiar with automation techniques, and exceptional at helping people find innovative solutions to challenging problems. This job is an excellent fit for someone eager to make key contributions in our fast-paced, ever-evolving environment. Education & Preferred Qualifications Master's degree in computer science or information technology (or similar) or equivalent experience 3-4 years of experience writing software using Python, SQL, HTML, CSS, JavaScript, jQuery, JSON, XML, Java, J2EE, Maven, Junit, Bash, and PowerShell 3-4 years of experience developing with SQL Server databases 1-2 years of experience building and deploying systems using Amazon Web Services (AWS) Proficient with modern software development methodologies and tools (IDEs, source control systems, Jira, Confluence, agile, scrum, CI/CD, etc.) Great communicator and an ability to thrive in a fast paced, dynamic environment Independent thinker and problem solver with good attention to detail Service-oriented with a passion for quality Note: The role requires a minimum of three days per week working from the office Minimum Salary: zł182,004 Annual The minimum salary quoted above applies to the role in the primary location specified. If the candidate ultimately works outside of this primary location, the applicable minimum salary may differ. Salary will be determined based on factors such as the position, type of work performed, individual skills, job description, working hours, diligence, initiative, self-management, length of employment, availability, and the quantity and quality of work delivered, as well as other objective and non-discriminatory criteria relevant to State Street employees. In addition to salary, employees are eligible to be considered for discretionary annual performance-based awards. We Offer: Permanent contract from day one Additional holidays (Birthday Day Off, 3rd and 5th year anniversary Day Off) Gold Medical Package for employees and their families (partner and children) Premium life insurance package and private pension plan Wide range of soft skills training, technical workshops, language classes and development programs Opportunities to volunteer your time to company-driven initiatives, employee networks or organizations of your choice Variety of well-being programs Additional benefits available depending on the seniority of the role About State Street Across the globe, institutional investors rely on us to help them manage risk, respond to challenges, and drive performance and profitability. We keep our clients at the heart of everything we do, and smart, engaged employees are essential to our continued success. We are committed to fostering an environment where every employee feels valued and empowered to reach their full potential. As an essential partner in our shared success, you’ll benefit from inclusive development opportunities, flexible work-life support, paid volunteer days, and vibrant employee networks that keep you connected to what matters most. Join us in shaping the future. As an Equal Opportunity Employer, we consider all qualified applicants for all positions without regard to race, creed, color, religion, national origin, ancestry, ethnicity, age, disability, genetic information, sex, sexual orientation, gender identity or expression, citizenship, marital status, domestic partnership or civil union status, familial status, military and veteran status, and other characteristics protected by applicable law. Discover more information on jobs at StateStreet.com/careers Read our CEO Statement Benefits Medical Care and Insurance We provide a range of medical plans that cover you and your dependents. You can also take advantage of our employee and family life insurance, accidental death and dismemberment coverage. Well-Being Programs State Street's BeWell helps employees proactively manage their well-being. Our Employee Assistance Program (EAP) provides personal and confidential assistance for a broad range of issues. Financial Well-Being Depending on where you work, you will be eligible for regionally specific savings and/or retirement plans. We also provide resources and host local events to educate employees on achieving financial well-being. Holidays and Time Off We provide our employees with a highly competitive holiday and paid vacation allowance, with considerations for local requirements. We also offer our employees two paid days off to volunteer their time to company-driven initiatives or organizations of their choice. Supporting Families We are committed to supporting all employees and the ones they care about. Some of our programs include paid parental leaves, back-to-work support, adoption assistance or flex work arrangements. Other Benefits Among others benefits, you may have access to group savings, discounts at sport clubs and cinemas, and our new employee referral bonus program.
Technology
Xebia sp. z o.o.
👉Middle Java Developer
Mid
Remote
Wroclaw, Poland
13,400 - 19,200 PLN
🏢 Summary: The role involves developing and maintaining high-performance backend systems for advertising and e-commerce platforms, focusing on scalable microservices and real-time data processing using Kotlin and Spring Boot. You will design low-latency services, contribute to system architecture, and support production environments in a high-scale setting. The position also emphasizes AI-assisted development practices and collaboration within engineering teams. 🗂️ Requirements: 3+ years of backend development experience, Very good knowledge of Kotlin, Very good knowledge of Spring Boot, Hands-on experience with microservices architecture, Experience with NoSQL databases, Experience with MongoDB, Experience building and maintaining backend systems and APIs, Understanding of system design and scalable architecture, Experience with high-performance and high-scale systems, English B2 level, Polish C1 level, Work permit in the European Union, Openness to occasional visits to Warsaw office, Experience using AI-powered coding assistants 📃 Skills: Kotlin, SpringBoot, MongoDB, NoSQL, Microservices, REST, APIs, GenAI, Claude, GitHubCopilot, Cursor, AWS, Azure 🏢 Description: 🟣 You will be: developing and maintaining backend systems for advertising and e-commerce platforms, building low-latency, high-performance services processing large volumes of data, developing scalable microservices and APIs using Kotlin and Spring Boot, working on real-time event processing and advertising targeting mechanisms, contributing to architecture design and system scalability improvements, collaborating with stakeholders and supporting engineering best practices, including code reviews and code quality standards, participating in technical readiness/on-call support for production incidents a few days per month. 🟣 Your profile: 3+ years of professional experience in backend development, very good knowledge of Kotlin and Spring Boot, openness to occasional visits to the Warsaw office (1–2 days per quarter), hands-on experience with microservices architecture, practical experience working with NoSQL databases, especially MongoDB, experience building and maintaining backend systems and APIs, understanding of system design and scalable architecture principles, experience working with high-performance and high-scale systems, strong analytical thinking and problem-solving skills, ability to collaborate effectively with stakeholders and engineering teams, good communication skills in English (B2) and Polish (C1), practical experience using AI-powered assistants (e.g. Claude Code, GitHub Copilot, Cursor) to improve productivity, quality, or decision-making in software delivery. Work from the European Union region and a work permit are required. 🟣 Nice to have: experience applying GenAI in a more structured way within the SDLC, including defined workflows, prompt patterns, or tool integrations embedded into daily work, interest in and familiarity with emerging AI-driven practices (e.g. agent-based workflows, automation patterns, AI-augmented development), with a willingness to explore and experiment beyond standard approaches. 🟣 Recruitment Process: CV review – HR call – Technical Interview – Client Interview – Decision 🎁 Benefits 🎁 ✍ Development: development budgets of up to 6,800 PLN, we fund certifications e.g.: AWS, Azure, access to Udemy, O'Reilly (formerly Safari Books Online) and more, events and technology conferences, technology Guilds, internal training, Xebia Upskill. 🩺 We take care of your health: private medical healthcare, multiSport card - we subsidise a MultiSport card, mental Health Support. 🤸♂️ We are flexible: B2B or employment contract, contract for an indefinite period.