redtech-recruit

Senior Full Stack Developer

redtech-recruit

London, City of London, United KingdomFull timePosted Aug 3, 2026

Job description

Senior Full Stack Developer A unique opportunity for a Senior Full Stack Developer to join a well-funded early-stage technology company. Initially working remotely, with plans for a hybrid London office, you will play a key role in developing a cutting-edge software platform, working across the front end, back end, APIs and data-driven workflows.

Taking ownership of features throughout the full software development lifecycle, from design and implementation through to testing and release, you will work within a highly collaborative engineering team that encourages autonomy, innovation and the opportunity to make a genuine impact. With the company at an exciting stage of growth, this role offers an excellent long-term career path, whether you choose to progress into technical leadership, software architecture, backend engineering, systems integration or other specialist technical areas.

Due to the nature of some client projects, you must be willing and eligible to obtain UK Security Clearance. You can join the team and work on other commercial projects while your clearance application is progressing. Location: London office, hybrid, minimum 2 days a week Salary: £65,000 - £80,000 per annum Requirements for Senior Full Stack Developer: Strong commercial experience developing full-stack applications using React, Next.

js, TypeScript, Python, PostgreSQL, REST APIs, Docker and AWS Commercial experience working with CI/CD pipelines and modern software development practices Enjoy working in a fast-paced start-up environment where you can take ownership, influence direction, and have a genuine impact on the company's success You must be eligible to obtain UK SC Security Clearance due to the nature of some projects (this usually means you have been a UK resident for the past 5 years, have a clean criminal record, etc.)

Existing SC Clearance would be a benefit Experience with any of the following would be beneficial: Infrastructure as Code (IaC), Terraform, Go, Amazon Cloud. Watch, automated testing frameworks Responsibilities for Senior Full Stack Developer: Design, develop and deliver high-quality software features using React, Next.

js, TypeScript, Python and PostgreSQL Collaborate with the Platform team to support deployments, infrastructure and release activities Design, build and maintain RESTful APIs and produce clear, accurate OpenAPI documentation Write clean, well-structured and maintainable code, following software engineering best practices Contribute to code reviews, technical discussions and continuous improvements across the engineering team What this role offers: Join a well-funded technology start-up at an exciting stage of its growth journey Work with a modern, cutting-edge technology stack on an innovative software platform Excellent career progression with multiple technical and leadership pathways as the company continues to grow A collaborative engineering culture that encourages ownership, innovation and continuous learning.

An excellent salary and comprehensive benefits package Applications: If you would like to enquire about this unique full-stack opportunity, we would love to hear from you. Please send an up-to-date CV via the relevant link. We’re committed to creating an inclusive and accessible recruitment process. If you require reasonable adjustments for your application or during the review process, please highlight this by separately emailing applications@redtech-recruit.

com (if this email address has been removed by the job board, full contact details are readily available on our website). Red. Tech Recruitment Ltd focuses on finding roles for Engineers and Scientists leaving academia, entering industry. Even if the above role isn’t of interest, please visit our website to see our other opportunities.

We are an equal opportunity employer and value diversity at Red. Tech. We do not discriminate on the basis of race, religion, colour, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status. Keywords: Senior Full Stack Developer / Full Stack Developer / Senior Software Engineer / Software Engineer / Full Stack Engineer / Backend Developer / Backend Engineer / Web Developer / Application Developer / API Developer / Software Developer / Platform Engineer / React / Next.

js / TypeScript / Python / PostgreSQL / REST APIs / Docker / AWS / CI/CD / Git / OpenAPI / Terraform / Infrastructure as Code (IaC) / Amazon Cloud. Watch / Computer Science / Software Engineering / Engineering / Mathematics / Physics