Software Engineer - React, Typescript (Next.js Framework) & Python

Software Engineer - React Typescript (Next.js Framework) & Python

Location: London – hybrid 50%

Contract: Permanent

Hours: Full time – 35 hours

Purpose

Support the DB Transformation engineering team in designing, developing, and delivering enterprise-grade software built on a Python (FastAPI), React (Next.js), and Azure Kubernetes Service (AKS) stack.

This role plays a key part in building our service-oriented data platform , ensuring scalability, reliability, and security within a regulated environment. You will work across the stack—from front-end applications to containerised services—and help embed DevOps excellence and modern engineering practices across the team.

Who are 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 responsibilities

• Develop and maintain FastAPI-based services for core business functions.
• Build and refine React TypeScript front-ends using Next.js , focusing on responsive UX and component reusability.
• Create and maintain Helm charts and Docker images for deployment to AKS.
• Extend and manage Azure DevOps CI/CD pipelines , incorporating automated tests, linting, and security scanning.
• Implement monitoring and observability via Azure Monitor, Grafana, and structured logging frameworks.
• Use Terraform to define and provision infrastructure across dev, test, and production environments.
• Apply best practices in secure coding and contribute to regular threat and risk assessments.
• Conduct peer code reviews and unit/integration testing to maintain reliability and performance standards.
• Engage with architecture teams to translate high-level designs into robust, implementable solutions.
• Participate in incident management and post-mortem reviews , ensuring learnings are applied.
• Contribute to process and tooling improvements that enhance team velocity and quality.

What we’re looking for

• Expert knowledge of React Typescript (Next.js Framework), Python, and SQL Server for building robust and scalable backend services.
• Strong experience with React (including Hooks, Redux, or Context API) to build dynamic and responsive user interfaces.
• Proven experience designing and developing RESTful APIs for internal and external integrations.
• Hands-on experience with Azure cloud services (e.g., App Services, Azure SQL, Key Vault, and Azure DevOps).
• Experience with Docker and Azure Kubernetes Service (AKS) for containerisation and microservices deployment.
• Strong understanding and hands-on experience in DevOps practices, including CI/CD pipeline design and deployment automation using Azure DevOps.
• Familiarity with IaC tools (e.g. ARM templates, Terraform) for managing cloud and on-prem environments.
• Bachelor’s or Master’s degree in Computer Science, Engineering, or a related field.

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 on our dedicated benefits page.

Be Bold. Be Brilliant. Be Just.