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Millennium

Full Stack Developer – Reference Data

On site

London, United kingdom

Mid level

Full Time

14-09-2025

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Skills

Communication Java GraphQL Problem-solving angular AWS Spring Kafka

Job Specifications

We are seeking a skilled Full Stack Developer to enhance our Enterprise Reference Data platform, the central source of financial data across the firm. You will play a key role in evolving our data platform, services, and tools to meet new customer requirements. The platform is built on a modern tech stack, including Angular, Java, Kafka, and AWS (EKS), offering scalable and streaming capabilities.

We are looking for someone who is passionate about delivering business value, sharing ideas, and improving system design.

Key Responsibilities

Develop and maintain full-stack solution using Java (Spring Framework, GraphQL, Rest API, Kafka) and Angular.
Ensure proper ingestion, curation, storage, and management of data to meet business needs.
Write and execute unit, performance, and integration tests.
Collaborate with cross-functional teams to solve complex data challenges.
Closely work with users to gather the requirements and convert them into an actionable plan.

Qualifications

Minimum of 5-7 years' of professional Java development experience, focusing on API-and Kafka based architectures.
Minimum 4-5 years of strong Angular development skills with backend integration expertise.
Hands-on experience with automated testing (unit, performance, integration).
5+ years of database development experience (any RDBMS)
Analytical and problem-solving skills with the ability to work independently in a fast-paced environment.
Excellent communication skills to effectively collaborate with users and other teams across different regions.
Self-motivated and capable of working under pressure.
Experience working in Financial Services or a Front Office Environment is highly preferred.
Experience working in Reference Data domain a plus
Familiarity with AI developer tools

About the Company

Millennium is a global, diversified alternative investment firm, founded in 1989, which manages $77 billion in assets. Defined by evolution, innovation and focus, Millennium's mission is to deliver high-quality returns for our investors. Millennium seeks to empower talented professionals with the sophisticated expertise, resources and technology to pursue a diverse range of investment strategies across industry sectors, asset classes and geographies. See our community guidelines at: mlp.com/guidelines Read our disclosur... Know more