Overview
Senior React Native Engineer in IG Group’s Client Platform team, focused on advancing AI-enabled tooling for coding, testing, and deployment. You will shape cross‑platform UI architecture and performance, working hands-on to build internal AI-assisted tooling and ensure secure, observable pipelines. You’ll collaborate with product, security, and engineering to drive AI adoption and maintain high-quality, scalable frontend systems. This is a unique chance to influence how AI pervades development across a large fintech platform. You’ll join a high-expectation environment that values ownership, repeatable delivery, and technical judgment.
Pay / Benefits
- competitive salary
- flexible benefits package (12%)
- private medical cover for you and family
- life insurance
- gym memberships
- 25 days holiday (+2 for volunteering)
Responsibilities
- Apply expert React Native and UI skills to enhance performance, architecture, and code quality across the Client Platform
- Build and maintain internal tooling integrating AI into daily engineering work (coding assistants, AI-assisted test generation, deployments, defect triage)
- Contribute to observability of the AI-assisted pipeline to show tooling activity and gaps
- Identify and automate manual steps in coding, testing, and release to enable unattended workflows
- Break work into small, releasable pieces for continuous delivery
- Collaborate with product on domain scope to ground delivery in real needs
- Drive improvements in ways of working and AI adoption as ongoing value creation
- Collaborate with test and PM teams to bring AI into the testing pipeline (exploratory tests, defect clustering, flaky-test detection, smarter test prioritisation)
- Evaluate and roll out LLM-based developer tools (e.g., Claude Code), integrating with Jira, Confluence, GitLab
- Define standards for responsible AI use in SDLC (data handling, prompt hygiene, guardrails)
- Mentor engineers on AI tooling, React Native architecture, and performance best practices
- Coordinate with security/compliance to meet regulatory data requirements
- Track metrics (cycle time, defect escape, test coverage, delivery turnaround) and iterate based on data
Key requirements
- Extensive background as a Software Engineer with production systems experience
- Highly skilled in React Native and UI development with a track record of performance/architecture improvements
- Strong fluency in test-driven development and pair programming
- Ownership experience: designed, built, deployed, and supported features in production
- Genuine appetite for aggressive automation and removing manual steps
- Experience evaluating or using LLM-based developer tools in engineering environments
- strong collaboration
- technical judgement
- mentoring
- React Native
- UI development
- performance optimization
Senior React Native Engineer - Client Platform employer: IG Group
IG Group is an exceptional employer located in the heart of London, offering a dynamic work environment that fosters collaboration and innovation. With a hybrid work model, comprehensive benefits, and a strong focus on employee development, you will have the opportunity to grow your career while delivering premium service to high-net-worth clients. Join us to be part of a culture that values excellence and empowers you to make a meaningful impact in the financial services industry.
