Expert Fullstack Java Developer Java, Angular, Spring Boot Warsaw, Gdańsk

Diverse Consulting Group; Warszawa; Hybrid; PLN 180,000 - 260,000; Full time

Benefits offered by this job

Private medical care

Co-financing for the sports card

Dedicated consultant support

Job summary

Diverse Consulting Group is seeking an experienced full‑stack Java developer to design, build, and maintain scalable applications in a fast‑paced environment. You will contribute to microservices, RESTful APIs, and secure coding practices while collaborating with cross‑functional teams.

The role emphasizes hands‑on development, modern tooling, and opportunities to apply AI‑assisted development to improve quality and velocity. Warsaw-based on-site position with growth potential.

Qualifications

• Hands-on experience in designing, developing, and testing full‑stack Java applications.

Responsibilities

• Design, develop, test, and maintain full‑stack applications using Java, Spring Boot, Angular, Kafka, and SQL
• Build and enhance microservices-based architectures with clean, scalable code
• Develop and integrate RESTful APIs to support communication between systems
• Implement new features and improve Commercial Cards applications
• Ensure security by addressing vulnerabilities from SAST, container scans, and pen tests
• Apply OWASP secure coding practices throughout the SDLC
• Investigate, triage, and resolve defects and production incidents
• Support and optimize CI/CD pipelines using Git, Bitbucket, Jenkins, Docker, and Kubernetes
• Improve performance, availability, resilience, and overall software quality
• Collaborate with Product Owners, BA, Architects, Security, and Ops in Agile/Scrum
• Prepare and maintain technical documentation and guidelines
• Leverage AI tools like GitHub Copilot and Microsoft 365 Copilot to boost coding efficiency
• Explore AI agents and automation opportunities in development and operations
• Contribute to engineering efficiency and security through continuous improvement initiatives

Skills

Full Stack Java development

Java

Spring Boot

Angular

Kafka

SQL

Docker

Kubernetes

Git

Jenkins

Bitbucket

RESTful APIs

Tools

Angular Material

Docker

Kubernetes

Git

Bitbucket

Jenkins

Job description

As a recruitment company, DCG understands that every business is powered by experienced professionals. Our management style and partnership approach enable us to meet your needs and provide continuous support. Due to our ongoing growth and the large number of recruitment projects we undertake for our partners, we are currently looking for:

Responsibilities:

• Design, develop, test, and maintain full-stack applications using Java, Spring Boot, Angular, Kafka, and SQL
• Build and enhance microservices-based architectures, ensuring clean, maintainable, and scalable code
• Develop and integrate RESTful APIs to support communication between internal and external systems
• Implement new features and continuously improve existing Commercial Cards applications
• Ensure application security by identifying, analyzing, and remediating vulnerabilities detected through SAST, container scanning, dependency scanning, and penetration testing
• Apply secure coding practices and OWASP principles throughout the software development lifecycle
• Investigate and resolve technical issues, application defects, and production incidents
• Support and optimize CI/CD pipelines using Git, Bitbucket, Jenkins, Docker, and Kubernetes
• Improve application performance, availability, resilience, and overall technical quality
• Collaborate with Product Owners, Business Analysts, Architects, Security Specialists, and Operations teams in an Agile/Scrum environment
• Prepare and maintain technical documentation, including solution designs, implementation guidelines, and operational procedures
• Leverage AI-powered development tools, such as GitHub Copilot and Microsoft 365 Copilot, to improve coding efficiency, testing, documentation, and vulnerability remediation
• Explore opportunities to introduce AI agents and intelligent automation into software development and operational processes
• Contribute to continuous improvement initiatives focused on engineering efficiency, automation, security, and software quality

Requirements:

• Professional experience in Full Stack Java development, including hands-on experience in developing and testing applications
• Strong proficiency in Java, Spring Boot, and microservices architecture
• Solid experience designing, developing, and integrating RESTful APIs
• Hands-on experience with Angular and Angular Material for frontend development
• Practical knowledge of Apache Kafka and relational databases using SQL
• Experience with Docker and Kubernetes in containerized application environments
• Proficiency with Git, Bitbucket, Jenkins, and CI/CD pipelines
• Experience identifying and remediating security vulnerabilities, including findings from SAST and container security scans
• Good understanding of secure coding practices and OWASP security principles
• Strong analytical, troubleshooting, and problem-solving skills
• Experience working in an Agile/Scrum environment
• Ability to work independently, take ownership of deliverables, and collaborate effectively within cross-functional teams
• Basic familiarity with AI-assisted development tools or willingness to explore and adopt AI-powered solutions
• Good command of English (minimum B1+/B2 level)

Nice to have:

• Previous experience in the banking, commercial cards, or payments domain
• Experience with DevSecOps practices and vulnerability management processes
• Familiarity with cloud platforms and cloud-native application development
• Knowledge of application performance optimization, monitoring, and observability tools
• Experience providing technical mentoring, coaching, or supporting other developers in adopting engineering best practices

Offer:

• Private medical care
• Co-financing for the sports card
• Constant support of dedicated consultant

Personal Consulting Agency (License No. 4642)