Thomson Keene
Java Technical Lead
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London | Investment Banking | Java Technical Lead | Hybrid Working
We are working with a leading investment bank who are looking for a hands-on Java Technical Lead to help shape and build a strategic AI Labs and Data Lake platform within its Wholesale Data Technology function.
This is a senior engineering role combining hands-on development, architecture ownership, and technical leadership. You will lead the delivery of scalable data-acquisition capabilities used across Global Markets, working closely with Front Office stakeholders and wider Risk, Finance, and Operations teams.
What you’ll be doing:
- Leading the design and development of a large-scale Data Lake platform
- Building data-acquisition services, feeds, and ingestion pipelines
- Shaping architecture and technical standards across the platform
- Developing scalable, fault-tolerant distributed systems
- Improving data quality, validation, monitoring, and lineage capabilities
- Mentoring engineers while remaining actively involved in development
- Supporting the platform’s future expansion into AI and agent-based capabilities
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What we’re looking for:
- Strong hands-on Java and Kafka engineering experience
- Experience building distributed systems, microservices, and REST APIs
- Strong AWS knowledge, ideally including S3-based data platforms
- Experience developing data feeds, pipelines, or data-acquisition services
- Previous experience working directly with traders or Front Office teams
- Technical leadership experience, including architecture and mentoring
- Ability to lead a small engineering team without moving away from the code
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Desirable skills:
- Market data processing or vendor data-feed integration
- Apache Iceberg or other Data Lake technologies
- Fixed Income, Equities, or FX knowledge
- Spring Boot, Hibernate, and JPA
- KDB or Python
- Jenkins, Ansible, and CI/CD tooling
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