Lead Full-Stack Engineer
Department: Consultancy
Employment Type: Full Time
Location: Remote
Description
The Role
We're looking for a highly experienced Lead Full-Stack Engineer to play a key role in the development of a brand-new platform. While this is a full-stack position, the primary focus will be on designing and building scalable backend services, with occasional involvement in mobile application development.
You'll take ownership of features from design through to deployment, working closely with engineering and product teams to deliver secure, high-performance solutions. This role requires someone who is comfortable operating within a complex enterprise environment, influencing technical direction, and collaborating with multiple teams across different technology stacks.
Designing, developing, and maintaining scalable backend services using NestJS, Node.js, and TypeScript
Taking ownership of technical design, architecture decisions, and implementation of new features
Building and integrating mobile application functionality using React Native and Expo
Implementing secure authentication and authorisation solutions using Auth0
Creating and maintaining CI/CD pipelines to support efficient and reliable deployments
Designing and optimising PostgreSQL database schemas and queries
Leveraging Redis for caching, session management, and performance improvements
Containerising applications with Docker and managing deployments within AWS ECS
Collaborating with engineers, architects, and platform teams to ensure alignment across systems and services
Promoting engineering best practices including automated testing, code quality, and scalable system design
Knowledge Skills & Abilities
Extensive experience as a Senior or Lead Engineer delivering complex, production-grade applications
Expert knowledge of Node.js, TypeScript, and NestJS
Strong experience designing and optimising solutions with PostgreSQL and Redis
Proven track record of deploying and managing containerised applications using Docker and AWS ECS
Solid understanding of software architecture, design patterns, and distributed systems
Experience delivering full-stack solutions, including hands-on work with React Native and Expo
Strong knowledge of authentication and identity management, ideally with Auth0
Passion for automated testing, including unit, integration, and end-to-end testing
Excellent communication skills, with the ability to influence technical decisions and collaborate across multiple teams
Behaviours
An open and genuine communicator
Able to take responsibility for your actions
Always learning and wanting to improve
Takes responsibility for own development
Love what you do
Value and support your team
Embrace who you are
Open minded and willing to explore new ideas
What We Offer
We value our team and to attract exceptional people, we offer an excellent package! In 2023, 2024 and 2025 we were recognised as one of the Best Workplaces in Tech by Great Place To Work UK, the global authority on workplace culture.
As a Leighton employee you can look forward to:
A competitive salary this will be dependent on experience.
A contributory pension scheme
Private healthcare
25 days annual leave, plus bank holidays and the opportunity to buy or sell holiday
A flexible approach to working hours
Continuous personal development, career path and training
And more....