Salary: £70,000 - 70,000 per year Requirements:

Proven experience as a Senior or Lead Full Stack Engineer
Strong commercial experience with Golang (Go) — essential and a primary focus
Experience with spec-driven or agentic development approaches
Advanced frontend expertise with https://jobeax.com/link/tzGekrj9a8ToGEDv and https://jobeax.com/link/M5KiLG35LUUr5frb
Strong JavaScript (ES6+), HTML, and CSS skills
Experience designing and building RESTful APIs and microservices
Familiarity with gRPC for service-to-service communication
Solid experience with SQL and/or NoSQL databases
Proficiency with Git and modern development workflows
Experience with containerisation and deployment tools
Strong problem-solving and communication skills
Ability to work both independently and collaboratively

Responsibilities:

Design, build, and deploy scalable, high-quality applications across the full stack
Architect and develop robust backend services using Golang (Go)
Build and maintain RESTful APIs and microservices
Contribute to modern, responsive frontend applications using https://jobeax.com/link/0paZw9PJprYnPOR0
Write clean, maintainable, and well-documented code following best practices
Work cross-functionally with product managers, designers, and engineers
Translate business requirements into technical solutions
Participate in code reviews and contribute to engineering standards
Optimise applications for speed, scalability, and reliability
Identify and resolve performance bottlenecks across systems
Ensure systems are resilient under high traffic and large-scale usage
Implement and maintain automated testing across the stack
Debug and resolve complex technical issues
Ensure high levels of system stability and user experience
Stay current with emerging technologies and development approaches
Contribute to evolving engineering processes, tooling, and practices
Support adoption of AI-assisted and spec-driven development workflows

Technologies:

AI
Architect
Backend
CSS
ES6
Frontend
Git
Golang
Support
JavaScript
NoSQL
SQL
Vue
gRPC
microservices
Fullstack

More:

We are a fast-growing, global digital platform looking for a Senior / Lead Full Stack Engineer with deep Golang expertise to help scale and evolve a high-traffic marketplace product across multiple international markets. We build community-driven platforms connecting millions of users each month and are entering an exciting phase of growth, innovation, and expansion into new regions. Our engineering team embraces modern practices, including AI-enabled development and spec-driven engineering. This is a hands-on role with a strong backend focus, based in a hybrid setup with two days per week in our Central London office. We offer the opportunity to work on a high-scale international platform within a collaborative, forward-thinking engineering environment.

last updated 43 week of 2026

Lead Full Stack Engineer

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