Job Detail

Senior Full-Stack Engineer (Ref: 195894)

Web Development Full–time
ID: #1276
Posted: 2026-03-05
Salary

Description

Location – London (Waterloo) Salary – £70k – £85k samuel.robinson@forsythbarnes.com Senior Full-Stack Engineer We’re looking for a Senior Full-Stack Engineer to join an established development programme building and evolving a production-critical internal trading platform for a large enterprise client. This is a long-term, actively evolving system where performance, reliability, and maintainability are key. You’ll join a highly experienced team of senior engineers and QA specialists, working in an environment that values technical ownership, autonomy, and thoughtful engineering decisions. What you’ll be doing • Designing, building, and maintaining features across the full stack of a trading platform • Taking end-to-end ownership of features from design through to production • Collaborating closely with platform and DevOps engineers on build pipelines, observability, and operational improvements • Communicating directly with stakeholders to clarify requirements and propose technical solutions • Contributing to and improving automated testing practices • Participating in peer code reviews and helping maintain high engineering standards • Using AI-assisted development tools (including the latest LLM models) as part of day-to-day engineering workflows Tech Stack You’ll primarily be working with: • TypeScript (Node.js & React) • Monorepo tooling, GitHub, GitHub Actions • Jest, Playwright • Redis, MS SQL, WebSockets • Docker, Kubernetes • Observability tooling (Grafana, Prometheus, SonarQube) Requirements • 8+ years of professional software development experience • 3+ years hands-on TypeScript experience, including Node.js and React • Strong experience building and maintaining production-grade systems • Comfortable working within a senior, autonomous engineering team • Excellent communication skills and fluent English • Able to work hybrid from Waterloo, London Nice to Have • Experience with functional programming concepts or languages (e.g. OCaml, Haskell) • Previous experience in trading, finance, or other real-time systems • Good understanding of DevOps and operational practices (logging, metrics, automation) • London-based • Willingness to attend occasional company or client events Benefits • 5 days per year dedicated to training • £1,000 annual training allowance (up to 50% usable for home workstation equipment) • Company equipment and onboarding kit • Quarterly in-person team events • Annual performance bonus • Stock option plan • Birthday off • Generous employee referral programme

Hard Skills 8
Skill Source Confidence
React llm_hard
100%
Git llm_hard
100%
GitHub llm_hard
100%
JavaScript/Node.js llm_hard
100%
Redis llm_hard
100%
Docker llm_hard
100%
Kubernetes llm_hard
100%
Jest llm_hard
100%
Soft Skills 6
Skill Source Confidence
Verbal Communication llm_soft
100%
Stakeholder Communication llm_soft
100%
Teamwork llm_soft
100%
Collaboration llm_soft
100%
Decision-Making llm_soft
80%
Problem-Solving llm_soft
80%
Apply Options
Publisher Direct Link
LinkedIn No Apply
Talents By StudySmarter No Apply
Jobg8 No Apply
Jobtome Yes Apply
United Kingdom Jobs Expertini No Apply
Jobilize No Apply
LinkedIn No Apply
API Logs for this Job
Query Country Status Response ms Created
Senior Full-Stack Engineer (Ref: 195894) extracted 4740 2026-03-21 22:55
Senior Full-Stack Engineer (Ref: 195894) classified 570 2026-03-21 18:55
graduate web developer in United Kingdom gb duplicate 20448 2026-03-21 16:02
junior full stack developer in United Kingdom gb duplicate 29053 2026-03-21 15:40
junior frontend engineer in United Kingdom gb duplicate 11724 2026-03-21 15:25
junior web developer in United Kingdom gb processed 13421 2026-03-21 15:18
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