Lead Java Software Engineer - Prime Finance Risk & Business Intelligence

Lead Java Software Engineer - Prime Finance Risk & Business Intelligence Job Req Id: 261002055 Location(s): Warsaw, Mazovia, Poland Job Type: On-Site/Resident Posted: Oct. 21, 2026 Discover your future at Citi Working at Citi is far more than just a job. A career with us means joining a team of approximately 219,000 dedicated people from around the globe. At Citi, you’ll have the opportunity to grow your career, give back to your community and make a real impact. Job Overview The Opportunity: Shape the Future of Financial Risk Analysis Join our team at the forefront of financial technology, where we build and maintain the critical platform for Prime Services Risk and Business Intelligence. Our systems are the analytical engine that empowers the firm to manage risk, serve our clients, and make data-driven decisions in a complex, fast-paced market. We are a global team of innovators and problem-solvers who design and operate sophisticated, computing-intensive solutions to analyze the risk profiles of our clients. This is not just another development role; this is a chance to work on a platform that is fundamental to the firm's stability and success. You will tackle challenging problems in distributed systems, real-time data processing, and financial analytics at scale. We are looking for a passionate and experienced Lead Java Engineer to not only contribute to our codebase but also to drive technical direction, mentor our team, and own the delivery of robust, scalable solutions. Key Responsibilities: As a Lead Engineer, you will be at the heart of our technical decision-making and delivery process. Architect & Build: Design, develop, and own end-to-end software solutions using Java and the Spring ecosystem. You will be responsible for creating services that are not only functional but also resilient, performant, and scalable. Lead & Mentor: Act as a technical leader within the team. Guide architectural discussions, lead sub-teams on complex projects, and actively mentor junior engineers through constructive code reviews and knowledge-sharing sessions. Drive Performance: Engineer high-throughput, low-latency systems. You will optimize applications for maximum speed, design efficient data models in Microsoft SQL Server, and implement intelligent caching strategies (e.g., Redis) to ensure our platform operates at peak performance. Embrace Real-Time Data: Harness the power of our message-driven architecture using Kafka. You will build and maintain data pipelines that feed our real-time analytics engine, powered by Apache Pinot, to deliver instantaneous insights to our business users. Champion DevOps & Automation: Contribute to and enhance our CI/CD pipelines, leveraging internal platforms and Git for seamless integration and deployment. You will deploy and manage applications on our OpenShift container platform, embracing a true DevOps culture. Integrate & Collaborate: Work across teams to integrate with a wide array of upstream data sources and downstream consumers. You will collaborate closely with project managers, business analysts, and senior stakeholders to translate complex requirements into well-architected technical solutions. Own & Support: Take ownership of the full application lifecycle, including providing critical application support. You will leverage your growing knowledge of margin methodology and risk analytics to troubleshoot and resolve production issues effectively. Qualifications: Extensive Backend Experience: 8+ years of professional experience designing, building, and deploying enterprise-scale, distributed backend systems. Java Expertise: Deep, hands‑on knowledge of modern Java (21+) and the Spring ecosystem (Spring Boot, Spring Security, etc.). Database Proficiency: Strong command of SQL and experience with relational databases, particularly Microsoft SQL Server. You should be adept at writing optimized queries and designing efficient schemas. Messaging & Asynchronous Systems: Proven experience working in message-driven architectures with technologies like Kafka, RabbitMQ, or similar. Leadership & Mentorship: A demonstrated track record of leading technical initiatives, making architectural decisions, and mentoring other engineers. Your experience should show that you are a force multiplier for your team. DevOps Mindset: Solid experience with CI/CD principles and tools (e.g., Jenkins, Tekton), and version control with Git. Experience with containerization and orchestration (Docker, Kubernetes, OpenShift) is essential. Strong Communication: Excellent verbal and written communication skills, with the ability to articulate complex technical concepts to both technical and non-technical audiences. Preferred Qualifications (The "Wow" Factor): Track record of AI-driven development Experience working with user interfaces (Angular/React) Financial Domain Knowledge: Experience or a strong interest in the Finance Sector, especially concepts related to Prime Finance, Counterparty Risk, or Market Risk. Advanced Education: An advanced degree (M.S. or Ph.D.) in Computer Science, Engineering, Mathematics, or a related quantitative field. Real-Time Analytics Experience: Hands‑on experience with OLAP datastores like Apache Pinot. Scripting & Automation: Proficiency in Unix/Linux environments and shell scripting. Agile Experience: Experience working in a fast‑paced, Agile/Scrum environment, managing priorities, and delivering under tight deadlines. What We Offer: Impactful Work: The opportunity to work on a business-critical platform that has a direct and measurable impact on the firm's bottom line and risk posture. Technical Challenges: A continuous stream of complex and intellectually stimulating challenges in the realms of distributed computing, big data, and financial modeling. Modern Tech Stack: Access to a modern, evolving tech stack with the freedom to innovate and introduce new technologies and patterns. Career Growth: A commitment to your professional development with a clear path for growth into senior technical leadership or management roles. Collaborative Culture: A supportive and collaborative global team that values diversity of thought, continuous learning, and mutual respect. Competitive Compensation: A competitive salary, performance-based bonus, and a comprehensive benefits package - details below. By joining Citi Solutions Center Poland, you will not only be part of a business casual workplace with a hybrid working model (currently up to 2 days working at home per week), but also (potentially, subject to final offer) receive a competitive base salary and enjoy a whole host of additional benefits which can include: Employer paid Defined Contribution Pension Plan contribution of 6% of employee’s pensionable earnings (PPE Program) Employer paid Private Medical Care Package for employees and Private Medical Care Packages for certain family members available at preferential rates Employer paid Life Insurance Program for employees and Life Insurance for certain family members available at preferential rates Employee Assistance Program financed by Employer Paid Parental Leave Program (maternity and paternity leave; statutory and 2 weeks additional paid paternity leave) Sport Card for employees subsidized via Social Benefits Fund and Sport Cards for certain family members available at preferential rates Additional benefits from Company’s Social Benefit Fund, in particular: Holidays Allowance, support for sport and cultural activities, team building events. Additional day off for volunteering Cafeteria/ flex benefit – a company benefits system which enables employees to select and purchase benefits offered by a provider and available for employees on the platform. Opportunity to receive an annual discretionary incentive award Special offers and discounts for employees Copy and paste the URL below into a new tab on your web browser to view the Remuneration Regulations extract: Alongside these benefits Citi is committed to ensuring our workplace is where everyone feels comfortable coming to work as their whole self every day. We want the best talent around the world to be energized to join us, motivated to stay, and empowered to thrive. Job Family Group: Technology Job Family: Applications Development Time Type: Full time Primary Location Full Time Salary Range: zł268,390.00 - zł457,010.00 Most Relevant Skills Please see the requirements listed above. Other Relevant Skills For complementary skills, please see above and/or contact the recruiter. Citi is an equal opportunity employer, and qualified candidates will receive consideration without regard to their race, color, religion, sex, sexual orientation, gender identity, national origin, disability, status as a protected veteran, or any other characteristic protected by law. If you are a person with a disability and need a reasonable accommodation to use our search tools and/or apply for a career opportunity review Accessibility at Citi View Citi’s EEO Policy Statement and the Know Your Rights poster. #J-18808-Ljbffr Citi