Senior Java Software Engineer

Hays IT Contracting is a cooperation based on B2B rules. We connect IT specialists with the most interesting, technological projects on the market.

Join the group of 500 satisfied Contractors working for Hays’ clients!

For our Client we are currently looking for Candidates for the position of:

Senior Software Engineer (Java)

📍 Poland (Hybrid – min. 1 day/week from office)

🏢 Work from any office location: Warsaw / Wrocław / Gdańsk / Kraków

💼 Cooperation model: B2B

We are building self-governing engineering teams to support a new project in the banking domain. If you enjoy autonomy, modern technologies, and impact-driven teamwork — this role is for you.

Why Join Us?

🔹 We create modern, intuitive and scalable digital products

🔹 We choose technologies consciously — quality over trend-chasing

🔹 We work in cross-functional teams (Engineering + UX + Product)

🔹 We value ownership, accountability, and continuous improvement

Your Responsibilities

• Research, evaluate, design and deploy new tools, frameworks, and architectural patterns
• Build sustainable, high‑quality software solutions
• Stay up to date with modern technologies and share knowledge within the team
• Contribute to engineering best practices and team development culture

Required Skills

Backend (must have):

• Java
• Kafka & Kubernetes
• Spring / Spring Boot

Frontend (nice to have):

• ReactJS / Redux
• Angular
• React Native

Tools & Technologies We Use:

• Hibernate, MyBatis ORM
• AWS / GCP / Azure / OpenShift
• Docker / Kubernetes
• ElasticSearch, SOLR
• Jenkins, TeamCity
• Bitbucket / GitLab
• Relational & NoSQL Databases
• Flyway / Liquibase for schema versioning

Engineering Practices:

• Code Reviews
• Automated testing (unit, integration, e2e)
• Quality control tools: SonarQube, Checkmarx, FindBugs

Work Model

🔸 Hybrid setup — at least 1 day per week from the office

🔸 Minimum 1 office visit per month is mandatory

🔸 You may use any company office in Poland

Hays Poland sp. z o.o. is an employment agency registered in a registry kept by Marshal of the Mazowieckie Voivodeship under the number 361.