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Oliver Bernard
Java Software Engineer

Java Software Engineer

Hybrid

London, United kingdom

£ 65 /hour

Freelance

12-01-2026

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Skills

Java Databases Langchain Microservices

Job Specifications

Java Engineer

A leading financial services organisation is hiring Java Engineers with AI / GenAI experience to help build next-generation intelligent platforms.

You’ll be working on:

Java microservices and APIs
LLM and GenAI integrations
LangChain, RAG pipelines and vector databases
Enterprise-scale AI solutions in a regulated environment

What we’re looking for:

Strong Java (8+) experience
Hands-on AI / ML / GenAI delivery
LangChain or similar orchestration frameworks
Microservices, APIs and cloud exposure

Details

6 month initial contract
Up £500p/d outside IR35

About the Company

OB are an industry leading technology recruitment consultancy operating across the UK and Europe. Established in 2010 by Billy Jenkins and James Mace, we specialise across the entire tech industry - placing contract and permanent talent in technical roles, ranging from entry level to C-level positions. With more than a decade’s experience, we’re the number one agency for some of the most exciting technology brands in the UK including ASOS, SKY, BBC and SkyScanner. Our extensive talent pool is made up of the best technology ... Know more