Senior Full Stack Developer (Java + Angular)

Jit Team; Warszawa; Hybrid; PLN 203,000 - 258,000; Full time

Benefits offered by this job

Flexible work organization

English in daily work

Training financed by Jit

Regular integration meetings

Job summary

Jit Team is seeking a Senior Full Stack Java Developer to join a cross-functional Agile team. You will design and implement scalable Java back-ends with Spring Boot and modern front-ends using Angular.

You will work in a hybrid model across Poland, with Docker/Kubernetes, CI/CD pipelines, and a focus on secure coding practices. The role emphasizes collaboration with product owners, architects, and security experts to deliver reliable, scalable card services.

Qualifications

• 5+ years of experience as a Full Stack Java Developer.
• Strong experience with Java, Spring Boot, Microservices, and REST APIs.
• Good knowledge of Angular and Angular Material.
• Experience with Kafka and SQL databases.
• Hands-on experience with Docker, Kubernetes, Git, Bitbucket, and Jenkins/CI/CD.
• Knowledge of secure coding practices, OWASP principles, and experience with security vulnerability remediation.
• Strong troubleshooting and problem-solving skills.
• Experience working in an Agile/Scrum environment.

Responsibilities

• Design, develop, test, and maintain scalable Full Stack applications using Java, Spring Boot, Angular, Kafka, and SQL.
• Develop and enhance microservices and REST APIs, following clean code and software engineering best practices.
• Troubleshoot and resolve application defects, incidents, and production issues, ensuring high availability and performance.
• Identify and remediate security vulnerabilities and apply secure coding practices based on OWASP principles.
• Support CI/CD processes and software delivery using Git, Bitbucket, Jenkins, Docker, and Kubernetes.
• Collaborate with Product Owners, Analysts, Architects, Security Specialists, and Operations teams in an Agile/Scrum environment.
• Contribute to continuous improvement, automation, technical documentation, and the adoption of AI-powered development and automation tools.

Skills

Full Stack Java Developer

Java

Spring Boot

Angular

REST APIs

Microservices

Docker

Kubernetes

CI/CD

Security best practices

Tools

Git

Bitbucket

Jenkins

Job description

Salary: 1100 - 1400 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 the development and continuous improvement of internet-facing Commercial Cards applications. You will join a cross-functional Agile team responsible for delivering secure, scalable, and highly available solutions supporting business-critical card services.

Responsibilities You'll Have

• Design, develop, test, and maintain scalable Full Stack applications using Java, Spring Boot, Angular, Kafka, and SQL
• Develop and enhance microservices and REST APIs, following clean code and software engineering best practices
• Troubleshoot and resolve application defects, incidents, and production issues, ensuring high availability and performance
• Identify and remediate security vulnerabilities and apply secure coding practices based on OWASP principles
• Support CI/CD processes and software delivery using Git, Bitbucket, Jenkins, Docker, and Kubernetes
• Collaborate with Product Owners, Analysts, Architects, Security Specialists, and Operations teams in an Agile/Scrum environment
• Contribute to continuous improvement, automation, technical documentation, and the adoption of AI-powered development and automation tools

Expected competences and knowledge

• 5+ years of experience as a Full Stack Java Developer
• Strong experience with Java, Spring Boot, Microservices, and REST APIs
• Good knowledge of Angular and Angular Material
• Experience with Kafka and SQL databases
• Hands-on experience with Docker, Kubernetes, Git, Bitbucket, and Jenkins/CI/CD
• Knowledge of secure coding practices, OWASP principles, and experience with security vulnerability remediation
• Strong troubleshooting and problem-solving skills
• Experience working in an Agile/Scrum environment

Nice to have

• Experience in banking, cards, or payments
• Experience with cloud platforms
• Knowledge of DevSecOps and vulnerability management
• Experience with performance tuning and application monitoring
• Technical mentoring or coaching experience

Technologies you'll work with

• Java
• Spring Boot & Microservices
• Angular & Angular Material
• Kafka & SQL
• Docker & Kubernetes
• Git, Bitbucket & Jenkins
• CI/CD & DevSecOps
• OWASP & Security Scanning
• GitHub Copilot & Microsoft 365 Copilot

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.