Front-End Engineer - Investment Banking | £700-800 (Outside IR35) London/Hybrid (1 Day/Week
Posted 2 days ago by CipherTek Recruitment
Negotiable
Outside
Hybrid
ec2a, UK
Summary: The role of Senior Front-End Engineer involves joining a global investment bank's flagship team to develop a next-generation single-page application for high-performance derivatives trading. This position requires collaboration with elite engineers to create a modern, reactive web platform that meets the demands of a fast-paced trading environment. The role offers flexible working arrangements with only one day required in the office each week. Candidates should possess strong technical skills and a passion for building high-quality user interfaces.
Key Responsibilities:
- Collaborate with elite engineers on a SPA used across the investment bank for derivatives trading.
- Build elegant, high-performance UIs with Real Time data updates and functional programming paradigms.
- Shape a Front End architecture trusted by traders, with a focus on resilience, performance, and usability.
- Leverage the latest web technologies in a fast-paced, agile development environment.
- Flexible working arrangements with only 1 day per week required in the City of London office.
Key Skills:
- Strong commercial experience with TypeScript, ES6, HTML5, and advanced CSS.
- Proven delivery of performance-critical SPAs, ideally within Front Office trading or other high-frequency environments.
- Proficiency with functional and reactive programming using immutable data structures.
- Attention to UI/UX detail - you take pride in building intuitive, beautiful products.
- Comfortable working in collaborative, high-performance teams.
- Confident daily use of LLMs and agent-mode AI tools to accelerate development and enhance workflow.
Salary (Rate): £750 daily
City: London
Country: UK
Working Arrangements: hybrid
IR35 Status: outside IR35
Seniority Level: Senior
Industry: IT
- Day rate: £700 - £800 p/d (OUTSIDE IR35)
- Location: London (Hybrid - 1 day/week in the office, rest flexible)
- Start Date: ASAP
We are partnering with a global investment bank to hire a Senior Front-End Engineer to join a flagship team delivering a next-generation, single-page application (SPA) platform for high-performance derivatives trading. This is a high-profile role on a mission-critical, Front Office system with exceptional technical standards.
You'll work at the cutting edge of financial technology, contributing to a modern, reactive web platform used across trading desks. This is not your typical enterprise UI - it's fast, data-intensive, and built to scale with Real Time demands in a trading environment.
?? The Opportunity
- Collaborate with elite engineers on a SPA used across the investment bank for derivatives trading.
- Build elegant, high-performance UIs with Real Time data updates and functional programming paradigms.
- Shape a Front End architecture trusted by traders, with a focus on resilience, performance, and usability.
- Leverage the latest web technologies in a fast-paced, agile development environment.
- Flexible working arrangements with only 1 day per week required in the City of London office.
? Key Requirements
- Strong commercial experience with TypeScript, ES6, HTML5, and advanced CSS.
- Proven delivery of performance-critical SPAs, ideally within Front Office trading or other high-frequency environments.
- Proficiency with functional and reactive programming using immutable data structures.
- Attention to UI/UX detail - you take pride in building intuitive, beautiful products.
- Comfortable working in collaborative, high-performance teams.
- Confident daily use of LLMs and agent-mode AI tools to accelerate development and enhance workflow.
?? Nice to Have
- RxJS experience (a big plus).
- Familiarity with Angular + NgRx or React + Redux.
- Full stack experience using a typed Back End language like Java, C#, or F#.
?? Details
- Day rate: £700 - £800 p/d (OUTSIDE IR35)
- Location: London (Hybrid - 1 day/week in the office, rest flexible)
- Start Date: ASAP
?? Why Join?
This is your chance to work on a flagship trading platform that's setting the benchmark for web technology in investment banking. You'll be part of a technically outstanding team, solving complex problems and delivering software that matters - with genuine flexibility and a balanced work-life setup.