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)

We offer/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