Hunter Bond
Senior Java Developer - Outside IR35 - Up to £700 per day
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Senior Java Developer - Outside IR35 - Up to £700 per day
Hybrid in Central London
October Start Date
12-Month Initial Contract
We have partnered with a leader in the financial services sector who is looking for experienced Senior Java Engineers to join their Settlements team.
This is a hands-on engineering role focused on developing and enhancing software supporting complex post-trade and settlement workflows. You'll work as part of an experienced engineering team, contributing to both new and existing systems within a fast-moving financial markets environment.
The Role
- Develop and maintain Server Side Java/JVM applications supporting settlement and post-trade processes.
- Build robust, scalable services using Spring and Spring Boot.
- Work across greenfield and brownfield development projects.
- Collaborate with engineers and business stakeholders to understand requirements and deliver effective solutions.
- Contribute to technical design, development, testing, and production delivery.
- Work with Kubernetes, event-driven architecture, and cloud infrastructure, alongside primarily on-premise environments.
- Troubleshoot complex technical issues and take ownership through to resolution.
- Work comfortably with ambiguity, incomplete information, and changing requirements.
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Technical Skills
- Strong commercial Java/JVM development experience.
- Strong Spring/Spring Boot experience.
- Experience developing Server Side applications in complex environments.
- Strong Linux experience.
- Experience working within financial services, trading, or similarly complex transactional environments.
- Comfortable working hands-on with existing and new systems.
Desirable
- Post-trade, settlements, or financial markets experience.
- Experience with equities settlement; Fixed Income is a plus.
- Kubernetes and event-driven architecture.
- AWS and/or Azure.
- Angular, React, Redux, or Redux Saga.
- Experience working with large and complex data sets.
- Familiarity with AI coding agents such as Claude Code, Windsurf, or Devin.
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Financial Markets/Digital Assets
The team works on complex settlement and digital asset solutions, including post-trade settlement workflows and trading connectivity.
Relevant experience includes:
- Equities settlement; Fixed Income experience advantageous.
- ATS connectivity and FIX protocols/FIX engines.
- Blockchain/DeFi environments.
- EVM experience preferred, with Canton a strong advantage and Solana also relevant.
- Event-driven architectures and distributed systems.
Who they're looking for
You'll be a proactive, collaborative engineer who enjoys solving complex problems and working in a fast-moving environment. You'll be comfortable taking ownership, communicating technical ideas clearly, and working effectively when requirements aren't always fully defined.
This role would suit a Senior Java Engineer who wants to work on technically complex financial systems, with strong Spring/Spring Boot development skills and an interest in settlements and post-trade technology.
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