Tech Lead
Date Posted: 21/04/2026
Location: London
Job Type: Full time
Apply NowTech Lead - Digital D2C
Location: London – hybrid 50%
Contract: Permanent
Hours: 35 hours
Role Purpose
The Tech Lead provides hands‑on technical leadership within a cross‑functional product squad, supporting the delivery of high‑quality digital experiences across mobile and web platforms within our D2C business area.
The role works closely with Product and Design to shape technical direction, guide day‑to‑day engineering delivery, and ensure solutions meet agreed quality, security, and sustainability standards. In partnership with the Principal Engineering Lead, the role contributes to architectural alignment and the continuous improvement of engineering practices.
About Just
We help people achieve a better later life. That’s our purpose and it’s the reason we exist. We are a fast-growing company helping customers enjoy the retirement they deserve. We do this through a variety of market leading, award-winning products and services, delivered by a diverse team of over 1,400 purpose-led colleagues who genuinely put the customer at the heart of everything we do.
This is a brilliant time to join our business. We are on an exciting growth journey to become the UK’s most loved retirement expert.
Key Accountabilities
Lead technical delivery within a product squad, ensuring solutions align with engineering standards and architectural principles
Act as a technical partner to the Product Owner, supporting planning, prioritisation, and delivery aligned to roadmap goals
Provide clear technical direction and guidance to engineers within the squad
Remain hands‑on across the stack, contributing to design and coding while supporting delivery progress
Apply modern engineering practices to improve quality, reliability, and maintainability
Support continuous improvement of engineering flow, delivery predictability, and developer experience
Collaborate with the Principal Engineering Lead on platform, architecture, and cross‑squad initiatives
Support the growth of engineers through mentoring, coaching, and constructive feedback
Examples of Key Activities
Lead technical design and delivery activities, including solution design and implementation
Work with the Product Owner to assess feasibility, manage trade‑offs, and plan iterative delivery
Write production‑quality code, pair with engineers, and participate in code reviews
Encourage good engineering practices within the squad, including testing, CI/CD, documentation, observability, and security
Contribute to architectural discussions and longer‑term technical decisions
Identify technical risks, dependencies, and blockers early and support their resolution
Facilitate technical discovery and solution workshops when exploring new features or changes
Contribute to improvements that benefit multiple squads, such as shared components or developer tooling
What We're looking for
Essential
Hands‑on full‑stack development experience using .NET (C#), TypeScript, React, and React Native
Experience building web and mobile applications using modern frameworks such as Next.js and Expo
Practical experience designing and developing APIs and distributed systems, including event‑driven architectures
Experience working with relational databases, including data modelling and performance considerations
Production experience in cloud‑native environments, particularly Azure, including serverless components
Experience with containerised applications and orchestration technologies such as Docker and Kubernetes
Hands‑on experience building and maintaining CI/CD pipelines and working with Infrastructure as Code (e.g. Terraform)
Experience applying automated testing practices, including unit, integration, and end‑to‑end testing
Ability to support live systems by diagnosing issues using logs and observability tooling and contributing to incident resolution
Experience leading or supporting technical delivery within a product squad
Desirable
Background working with or modernising legacy platforms, including WordPress or PHP‑based systems
Knowledge of using GraphQL to support client‑side data consumption
Familiarity with observability and monitoring tools such as Dynatrace or similar platforms
Involvement in blameless incident reviews and practices that support operational learning and improvement
Experience operating in environments that combine modern and legacy technologies
Our Behaviours
At Just you’ll have the opportunity to develop your career, whilst making a difference to the lives of those around you. You’ll be part of a company with a strong and distinctive culture - we’re ambitious, curious and collaborative – and every decision we make centres around being Just and delivering the best outcomes for our customers.
What’s in it for you
A competitive salary, pension scheme and life assurance
25 days annual leave plus an additional day on us for your birthday
Private medical cover and income protection, just in case
A generous and highly achievable bonus scheme
Opportunities to progress your career in-role and within the company
Free access to the Headspace app, 24/7 employee assistance helpline and trained physical and mental health first aiders
A variety of employee funded benefits available via our online benefits portal
Plus, several additional purchase options available for you and your loved ones
Explore our full range of benefits on our dedicated benefits page.
Belonging at Just
Valuing diversity of thought and fostering a sense of belonging is critical to our business success, driving innovation and balanced decision making. Our work on DEIB (Diversity, Equity, Inclusion and Belonging) aims to deliver a brilliant employee experience underpinned by a sense of belonging, where our people feel proud to work at Just.
We remain committed to our publicly disclosed HM Treasury Women in Finance Charter and Race at Work Charter targets and support a wide range of employee network and events, championing issues including intergenerational working, social mobility and neurodiversity.
Application details
Please submit your CV using the 'apply now’ button. Shortlisted candidates will be contacted regarding next steps which may include an initial phone interview and in-person assessment.
Be Bold. Be Brilliant. Be Just.