Senior Front End Developer

Grid Dynamics; Greater London; On-site; GBP 60,000 - 80,000; Full time

Benefits offered by this job

Medical insurance

Flexible schedule

Professional development opportunities

Corporate social events

Job summary

Grid Dynamics is seeking a talented Senior Developer to join their London-based Equity Derivatives Pre-Trade Technology team. This high-impact role involves shaping and delivering a strategic pre-trade RFQ and pricing platform used globally across trading desks.

The ideal candidate will have strong front-end expertise, particularly with JavaScript and React, and extensive experience as a Senior Developer or Technical Lead. Competitive salary and benefits are offered.

Qualifications

• Extensive experience as a Senior Developer or Technical Lead.
• Strong front-end development expertise, particularly in JavaScript and React.
• Proven experience building production-grade applications and distributed systems.

Responsibilities

• Develop high-quality, scalable software following engineering best practices.
• Partner directly with traders, sales teams and quants to deliver innovative front-office solutions.
• Drive architecture, technical direction and system enhancements across the platform.

Skills

JavaScript

React

APIs

Microservices

Automated testing

CI/CD

Communication skills

Tools

Kubernetes

Cloud-native environments

Job description

We are seeking a talented senior developer to work with our teams in a leading global Tier 1 investment bank to join its London-based Equity Derivatives Pre-Trade Technology team.

This is a high-impact role where you'll help shape and deliver a strategic pre-trade Request-for-Quote (RFQ) and pricing platform used globally by Equity Derivatives and Delta One trading desks. You'll combine hands‑on development with technical leadership, working closely with Front Office Sales, Trading, Quantitative Research and Technology teams to deliver business‑critical solutions.

Responsibilities

• Develop high-quality, scalable software following engineering best practices.
• Partner directly with traders, sales teams and quants to deliver innovative front‑office solutions.
• Drive architecture, technical direction and system enhancements across the platform.
• Mentor developers and contribute to a high-performance engineering culture.
• Champion observability, automated testing and CI/CD best practices.
• Work within an agile, fast-paced environment delivering frequent releases.

Requirements

• Extensive experience as a Senior Developer or Technical Lead.
• Strong front-end development expertise, particularly JavaScript and React.
• Proven experience building production‑grade applications and distributed systems.
• Strong understanding of APIs, microservices and modern software architecture.
• Experience with automated testing, monitoring, observability and CI/CD pipelines.Excellent communication skills with the ability to engage directly with business stakeholders.

Nice to have

• Experience within Equity Derivatives, Delta One, Electronic Trading or Front Office technology.
• Development of applications handling real‑time market data, orders or trading workflows.
• Experience with cloud‑native and containerized environments.
• Exposure to Kubernetes and microservices architectures.
• Familiarity with AI‑assisted development tools and LLM‑powered engineering workflows.

We offer

• Opportunity to work on bleeding‑edge projects
• Work with a highly motivated and dedicated team
• Competitive salary
• Flexible schedule
• Benefits package – medical insurance, sports
• Corporate social events
• Professional development opportunities
• Well‑equipped office