Senior Java Developer

We are looking for an enthusiastic Senior Java Developer to build innovative applications for Fixed Income Rates and Credit trading desks. As a member of our global Fixed Income Rates and Credit markets technology team—a dynamic, driven group operating across 8 cities in 6 countries—you will provide high-performance solutions while preserving existing functionality.

Please be aware that this role requires working from the Krakow office 3 days per week.

Responsibilities

• Design and build scalable Java applications to address complex business challenges
• Enhance and refactor existing components to boost performance and maintainability
• Lead UAT and demonstration sessions with key stakeholders
• Convert business requirements into technical specifications
• Work alongside global IT teams to achieve seamless integration
• Assist with production rollouts and deliver ongoing maintenance
• Build cutting-edge solutions while sustaining a sophisticated, multi-faceted platform

Requirements

• 5+ years of professional experience developing in Java
• Familiarity with low-latency and multi-threaded programming methods
• Outstanding problem-solving and analytical abilities
• Strong communication skills, capable of clarifying complex technical concepts for non-technical stakeholders
• Eagerness to learn and adjust to new technologies and market shifts
• English skills at B2 level or above

Nice to have

• Comprehension of financial markets, especially Rates and Credit bonds/derivatives along with trading platforms (e.g., Bloomberg, Tradeweb)
• Experience with messaging systems such as Kafka and data serialization formats (e.g., AVRO)
• Understanding of cloud platforms (Azure, AWS or GCP)

Benefits

We gather like-minded people:

• Engineering community of industry professionals
• Friendly team and enjoyable working environment
• Chance to work abroad for up to 60 days annually
• Business-driven relocation opportunities

We provide growth opportunities:

• Outstanding career roadmap
• Leadership development, career advising, soft skills, and well-being programs
• Certification (GCP, Azure, AWS)
• Unlimited access to LinkedIn Learning, Get Abstract, Cloud Guru
• English classes

We cover it all:

• Stable income (Employment Contract)
• Participation in the Employee Stock Purchase Plan
• Benefits package (health insurance, multisport, shopping vouchers)
• Strategically located offices featuring entertainment and relaxation zones, table tennis and football, free snacks, fantastic coffee, and more
• Referral bonuses
• Corporate, social and well-being events

Please, note:

• The set of bonuses might vary based on the role you apply for – specifics will be discussed with our recruiter during the general interview
• We will reach out to selected candidates exclusively