Java Full Stack Developer

3 Days Old

Java Full Stack Developer

Location: London - Hybrid – 3 days per week onsite

Start Date: ASAP

Contract Rate: TBC, likely in the region of £500 per day inside IR35

Duration: 6 months initially

Role Overview

Our client is seeking a Senior Java Full Stack Developer to help design, build, and support complex Java/Python applications within a distributed, microservices‑driven environment. You’ll work across global teams, contribute to an AI‑focused engineering roadmap, and provide critical L3 production support to ensure stability and performance.

Key Responsibilities

* Develop and maintain Java & Python applications, microservices, and distributed systems.

* Work with global product, UX, and engineering teams to deliver high‑quality solutions.

* Contribute across the full SDLC, ensuring scalable, secure, test‑driven delivery.

* Support L3 production incident resolution, root‑cause analysis, and preventive fixes.

* Perform code reviews, enforce best practices, and mentor junior engineers.

* Lead development tasks and uphold high engineering standards.

Skills & Experience

Essential:

* 10+ years' backend engineering experience.

* Strong Java, Python, microservices, REST APIs, distributed systems.

* RDBMS (Oracle/SQL Server/Postgres), CI/CD, Docker, Kubernetes.

* JVM tuning, performance optimisation, algorithms & data structures.

* L3 production support experience.

* Experience with LLMs, LangChain/LangGraph, and production‑ready AI engineering.

Desirable:

* Mentoring/technical leadership.

* Financial services experience.

* Spring Boot, Kafka, Redis, in‑memory caching.

* BDD tools (Cucumber/JBehave/Karate).

* Agile/Scrum understanding.

If you have the relevant skills and experience, please do apply promptly to be considered
Apply
Location:
London
Salary:
£450 - £500 /day
Job Type:
FullTime
Category:
IT

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