Senior Java Software Engineer

Devire; Województwo mazowieckie; Hybrid; PLN 220,000 - 262,000; Full time

Benefits offered by this job

Medical healthcare

Sports membership

Job summary

Devire IT Outsourcing is seeking a Senior Java Backend Developer for a banking client in Warsaw. The role is hybrid, with 3 days/week in the office, and paid on a B2B basis.

You will work on banking applications supporting structured finance activities, liquidity calculations and regulatory reporting. The ideal candidate has 5+ years in Java backend development, strong Spring/Spring Boot experience, and proficiency with Jenkins and Maven.

Qualifications

• 5+ years of relevant Java backend development experience.
• Experience with Spring & Spring Boot frameworks.
• Proficiency with Jenkins and Maven.
• Experience with relational databases and SQL.
• Ability to translate mathematical equations into code.
• Understanding of web services; familiarity with Logstash, Kibana, Elasticsearch is a plus.
• Experience in Agile environments and with BDD practices.
• Strong analytical and problem-solving skills.
• Customer-oriented with team-player mindset and collaboration focus.
• Excellent verbal and written communication skills.
• Ability to plan and prioritize work.
• Fluency in English; Polish or French is a plus.

Responsibilities

• Develop code following Software Craftsmanship practices and quality standards.
• Understand business requirements and define technical solutions.
• Apply release processes and provide L1/L2/L3 production support.
• Collaborate in Agile ceremonies and contribute to specifications and test plans.
• Provide technical analysis, estimates, and risk assessment for projects.
• Seek secure, scalable, and efficient solutions.
• Analyze errors and contribute to continuous improvement.
• Share knowledge with team members.
• Participate in weekend resiliency tests and upgrades (2-3 weekends/year).
• Develop and maintain continuous delivery tools.
• Create and manage technical documentation.

Skills

Java backend development

Spring

Spring Boot

SQL

Relational databases

Agile environments

BDD practices

English communication skills

Team player

Customer-focused

Tools

Jenkins

Maven

Job description

Devire IT Outsourcing is a form of collaboration dedicated to IT professionals, based on the principles of self-employment – B2B – and implementing projects for leading clients pursuing innovative and cutting-edge projects.

For our Client in the banking industry, we’re looking for Senior Java Backend Developer, who will support them in work on banking applications supporting structured finance activities, liquidity calculations and regulatory reporting.

• Location: Warsaw, hybrid (3 days per week from the office)
• Rate: 160-190/h net+VAT

Requirements:

• 5+ years of relevant experience in Java backend development
• experience working with Spring & Spring Boot frameworks
• familiarity with and proficiency in using Jenkins and Maven
• experience working with relational databases and SQL
• ability to translate mathematical equations into code
• understanding of web services and familiarity with monitoring tools such as Logstash, Kibana, and Elasticsearch (nice to have)
• experience working efficiently in Agile environments and with BDD practices
• strong analytical and problem-solving skills
• customer-oriented approach, team-player mindset, and focus on partnership-based relationships
• continuous improvement mindset and excellent verbal and written communication skills
• ability to plan and prioritize work
• fluency in English; Polish or French as an asset

Responsibilities:

• Developing code by applying Software Craftsmanship best practices and quality standards (technical debt, clean code, review, peer programming, infrastructure as a code etc.)
• Understanding business requirements and defining technical solutions to implement them
• Applying release processes, and L1/L2/L3 support in case of production issue by applying technical fixes
• Integrating and applying Agile methodology by participating, and contributing to all ceremonies
• Actively collaborating on specifications, test plans and certification together with Business Analysts
• Providing technical analysis, effort estimation and risk assessment to support project scoping and ensure the solution meets business needs
• Seeking the most appropriate solution to ensure security, scalability and efficiency
• Analyzing errors and contributing to continuous improvement solutions
• Sharing knowledge with other Team Members
• Participating weekend operations for resiliency tests, upgrades etc. (2-3 weekends per year)
• Developing and maintaining continuous delivery tools
• Creating and managing technical documentations

The offer:

• Salary based on B2B contract (via Devire),
• Benefits package (medical healthcare, sports membership, etc.),
• Possibility to cooperate with an international company with a stable market position,
• An active role in an international structure and the opportunity for growth.