Staff Software Engineer in City of London

Overview

Staff Software Engineer role at Gousto, London, Hybrid. You will lead the technical direction of a high-impact engineering team, collaborating with product, design, data, and platform experts to deliver robust, scalable systems. You will mentor engineers in XP practices like TDD and pair programming and guide architectural decisions across domains to drive technical excellence and business impact. You will take ownership of two major initiatives: modernising the sign-up experience with a seamless multi-market flow and enabling CMS-driven, SEO-optimised landing pages with precise attribution to reduce engineering dependency and boost campaign performance.

What You’ll Do

• Coach and mentor engineers, promoting best practices such as XP, TDD, and pair programming through hands-on guidance
• Lead the design and implementation of scalable, API-based and event-driven architectures using cloud services and a mix of relational and NoSQL databases
• Drive technical excellence by championing high-quality solutions, improving system architecture, and boosting developer productivity
• Guide and de-risk the delivery of large-scale technical changes, ensuring alignment with architectural patterns and non-functional requirements
• Collaborate cross-functionally with teams across product, design, and platform to solve complex business challenges with innovative technical solutions
• Align engineering efforts with broader business goals, enabling teams to deliver efficiently while upholding architectural integrity
• Help shape and evolve Gousto’s engineering culture by advocating for continuous improvement and adoption of best practices such as DORA metrics and XP principles

Who You Are

• A strategic and hands-on engineer with a strong track record of designing and delivering scalable, secure solutions that align with long-term business and technical goals
• Experienced in collaborating with architects, principal engineers, and cross-functional teams to ensure systems are reliable, performant, and aligned with platform-wide strategies
• Comfortable leading architecture discussions and driving improvements in scalability, reliability, and maintainability
• A strong advocate of Agile and XP practices, with the ability to embed iterative, feedback-driven development methods across multiple teams
• Skilled at balancing short-term delivery needs with long-term sustainability, ensuring solutions remain adaptable and future-proof
• Passionate about mentoring others, with a proven ability to coach senior engineers and uplift technical standards across the board
• A promoter of DevOps culture and shared ownership, with experience improving developer experience through tooling, process enhancements, and operational excellence

Additional Information

• Interview Process
  • Call with the Gousto TA Team
  • Introduction with Hiring Manager
  • System Design Session
  • Pair Programming and XP Practices Session
  • Thrive @ Gousto (Ownership Principle round)
• Benefits
• See Gousto company benefits (link provided in original listing)
• Gousto is for everyone: Gousto values diversity, inclusivity, and equity. Most roles outside Operations offer a mix of office presence and flexibility; candidates can discuss needs for additional flexibility or reasonable adjustments during the interview process.