Lead Full Stack Engineer (Golang Focus)

Senior / Lead Full Stack Engineer (Golang Focus)
Location: Hybrid – 2 days per week in Central London 

A fast-growing, global digital platform is seeking a Senior / Lead Full Stack Engineer with deep expertise in Golang to help scale and evolve a high-traffic marketplace product operating across multiple international markets.

This organisation delivers community-driven platforms connecting millions of users each month and is entering an exciting phase of growth, innovation, and expansion into new regions. The engineering team embraces modern practices including AI-enabled development and spec-driven engineering.

The Role
This is a hands-on full stack engineering position with a strong backend bias toward Golang, responsible for building scalable, high-performance systems that power a global user base.

The successful candidate will play a key role in designing, developing, and optimising both backend services and frontend interfaces, working closely with product, design, and engineering teams to deliver impactful features and improvements.

Key ResponsibilitiesSoftware Engineering
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 Vue.js/Nuxt.js
Write clean, maintainable, and well-documented code following best practices

Collaboration
Work cross-functionally with product managers, designers, and engineers
Translate business requirements into technical solutions
Participate in code reviews and contribute to engineering standardsPerformance & Scalability
Optimise applications for speed, scalability, and reliability
Identify and resolve performance bottlenecks across systems
Ensure systems are resilient under high traffic and large-scale usageTesting & Quality
Implement and maintain automated testing across the stack
Debug and resolve complex technical issues
Ensure high levels of system stability and user experience

Continuous Improvement
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

Key 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 Vue.js and Nuxt.js
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

What’s on Offer
Opportunity to work on a high-scale, international platform
Exposure to modern engineering practices including AI-driven development
Collaborative, forward-thinking engineering environment
Hybrid working model with a central London office location

Ideal Candidate Profile

This role is best suited to an engineer who is:

Deeply experienced in Golang backend development
Passionate about building scalable, production-grade systems
Comfortable working across the full stack where needed
Interested in modern engineering practices and continuous improvement
Only candidates based in UK and eligible to work in UK are allowed