Full-Stack Engineer (FX Trading Applications)

Adecco
Charing Cross, United Kingdom
yesterday

Role details

Contract type
Temporary contract
Employment type
Full-time (> 32 hours)
Working hours
Regular working hours
Languages
English
Experience level
Senior

Job location

Charing Cross, United Kingdom

Tech stack

API
Artificial Intelligence
Algorithmic Trading
Continuous Integration
Software Debugging
Machine Learning
Secure Coding
SQL Databases
React
Technical Debt
Backend
Angular
Information Technology
Kafka
Front End Software Development
REST
Microservices

Job description

Are you ready to dive into the dynamic world of FX Trading technology? Our client is seeking a talented Full-Stack Engineer with strong Java expertise and a passion for solving complex technical challenges. You'll play a key role in building mission-critical components that power high-performance trading systems-working closely with cross-functional teams in a fast-paced, agile environment., * Write well-designed, testable, and efficient code across the full stack.

  • Build automated test suites (unit, integration, contract, UI/API, performance).
  • Define metrics and implement automated evaluation and drift detection for AI-related components.
  • Reduce technical debt while improving modularity, observability, reliability, and performance.

Architecture & Integration

  • Integrate software components into cohesive, production-ready systems.
  • Design clear, maintainable API contracts and ensure backward-compatible changes.
  • Optimise low-latency, high-throughput services.

Operational Excellence

  • Troubleshoot, debug, and enhance existing systems.
  • Instrument services with metrics, logs, and traces for faster incident resolution.
  • Participate in deployments in line with strict change-control processes.
  • Champion production-ready development through CI/CD gates, feature flags, and safe rollout/rollback strategies.

Collaboration & Continuous Improvement

  • Partner with Product, Sales, Trading, Operations, and Data Science teams to deliver business-aligned features.
  • Participate in peer reviews while promoting secure coding and performance best practices.
  • Recommend improvements in architecture, tooling, developer experience, and testing strategy.
  • Contribute to a culture of engineering excellence and innovation.

Requirements

You're an engineer who thrives in agile, collaborative environments and enjoys building systems that genuinely influence business outcomes. You bring strong Java expertise, familiarity with Spring/Spring Boot, and a solid understanding of RESTful APIs and microservices. Experience with Kafka, SQL, and frontend technologies like Angular or React will help you shine. And if you have exposure to AI or Machine Learning, even better-that's a bonus our client truly values., * Bachelor's degree in Computer Science, Engineering, or related field (or equivalent experience).

  • 5-9 years of hands-on professional software development experience.
  • Experience in financial services-particularly within FX Trading-is highly desirable.
  • Strong communication skills and proven success working in agile, cross-functional teams.

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