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 standards

Performance & 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 usage

Testing & 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