Lead Software Engineer, Faculty

🔒 Confidential Employer
Posted 28 April 2026
LOCATION
London
TYPE
Full-time
LEVEL
Mid-Senior level
SALARY
£140,000 / year
CATEGORY
Artificial Intelligence
This employer holds a UK Home Office sponsor license — sponsorship for this specific role is at the employer’s discretion

SKILLS

React TypeScript Python Node PostgreSQL GitLab Docker Kubernetes

FULL DESCRIPTION

Lead Software Engineer, [Employer hidden — view at passion-project.co.uk]

Company: [Employer hidden]

Location: London

Work Type: Hybrid (2+ days a week in office)

Job Type: Full-time

Experience Level: Senior and Expert level

Salary: £60k - £140k

About the Company

Enabling clients to use cutting edge AI to improve the performance of their business

Employees: 201-500

Industry: B2B, Artificial Intelligence, Big data, Machine Learning

Who you are

  • You possess strong web development experience in React and Typescript alongside engineering experience in Python or Node
  • You demonstrate a solid understanding of system architecture, design, and automated testing strategies across the test pyramid
  • You have significant experience with databases, specifically PostgreSQL, and knowledge of CI/CD pipelines with tools like GitLab
  • You are a proactive collaborator, experienced in working with cross-functional teams, Product Managers, and Product Designers to create delightful customer outcomes
  • You have expertise in containerisation (Docker) and deployment/orchestration (Kubernetes) in a production environment
  • You thrive in a fast-paced, startup-centric environment, bringing a creative and autonomous approach to solving difficult technical problems
  • If you don’t feel you meet all the requirements, but are excited by the role and know you bring some key strengths, please don't hesitate in applying as you might be right for this role, or other roles. We are open to conversations about part-time hours

What the job involves

Join our Technology team as a Lead Software Engineer to significantly scale our groundbreaking Frontier Decision Intelligence platform

This is a pivotal, entrepreneurial role focused on building a scalable, AI-focused product that empowers organisations to make high-impact, informed decisions

You will be immersed in challenging real-world problems—from healthcare logistics to military operations—while shaping the technical best practices of a cross-functional team

  • Driving core technical contributions to the Frontier platform within a cross-functional Solutions squad
  • Designing and implementing customer-facing aspects of Frontier, including developer-friendly APIs and delightful user experiences
  • Building reusable, production-grade solutions using our primary languages, Python and TypeScript
  • Collaborating closely with Engineers, Data Scientists, Product Managers, and Designers to implement new features and support the product
  • Leading the technical implementation and architecture of features, focusing on quality and scalability
  • Tackling complex, real-world challenges with state-of-the-art technology to drive meaningful organisational change

Application process

Talent Screen (30 mins)

Pair Programming Interview (90 mins)

System Design Interview (90 mins)

Leadership a d Principles Interview 90 mins)

Salary benchmarks

Full-stack Engineer

Expert

Senior

£60k

£80k

£100k

£120k

£140k

Company benefits

  • Dental cover - 100% of dental fees covered, up to £500, including checkups and hygienist.
  • Optical Cover - 100% of the cost of prescribed glasses and contact lenses up to £300 a year.
  • Hybrid working: We believe people have needs, responsibilities and interests that require something different to a strict working day. We trust people to organise and take accountability for their own work and do our best to support their lives outside [Employer hidden]. We provide you with all you need to work from home, including a laptop, keyboard and chair.
  • Unlimited holidays: We encourage each other to use this time to take a break, work on personal projects, or to spend time with their friends and family
  • Fantastic private health, for you & your family - including 24/7 unlimited virtual private GP appointments and covering pre-existing medical conditions
  • Access to mental health coaching with Sanctus
  • Lunch weekly, and more fruit, drinks and snacks than you could ever eat (for office-based employees)
  • We work hard and make sure we enjoy what we do. So we have frequent socials and informal get-togethers to help make sure you enjoy your time with us. You’ll make friends and professional connections that will last a lifetime
  • Paid Maternity, Paternity, Adoption or Shared Parental Leave - we offer a progressive, gender neutral and generous parental leave policy here at [Employer hidden]. All parents are given 15 weeks leave at full pay in addition to statutory time off after 12 months of service.
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