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Senior Fullstack Software Engineer at TPXimpact

Help build the digital services that power the UK's public sector. TPXimpact is looking for a Senior Fullstack Software Engineer to join their B Corp-certified consultancy, working on critical projects for the NHS and local government. If you're a polyglot engineer experienced in .NET, Python, or JavaScript and want to use your skills for social good, this remote-first role offers the variety of consulting with the purpose-driven impact of a public service mission.

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TPXimpact

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Location

United Kingdom Wide, UK

Compensation

£50k-£65k

Company

TPXimpact

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Role overview

You will join a multidisciplinary agile team building critical digital services that millions of people rely on daily. As a senior engineer, you’ll work across the full stack using technologies like .NET, Python, and modern JavaScript frameworks, while mentoring junior developers and shaping architecture for projects that drive social change.

Consulting

TPXimpact is a people-powered digital transformation consultancy that helps public, private, and third-sector organisations build better futures through strategic thinking, technology, innovative design, user-centred approaches, human-centred design, data, experience, and IT services. They focus on accelerating positive change for people, places, and the planet, with a strong emphasis on the UK public services sector, where over 90% of their client base is represented. Certified B Corporation since December 2023, they deliver sustainable solutions in agile, multidisciplinary teams.

What you will do

  • Design and deploy robust, scalable software solutions across varied client projects, primarily utilizing C#/.NET, Python, and full-stack JavaScript frameworks.
  • Lead technical architecture decisions and optimize CI/CD pipelines to ensure high-quality software delivery within multidisciplinary agile squads.
  • Mentor junior and mid-level engineers through code reviews and collaborative sessions, fostering a culture of technical excellence and continuous improvement.

Who this is a fit for

  • Proven commercial experience in full-stack development with deep proficiency in at least one core language such as C#/.NET, Python, or Java.
  • Strong expertise in modern cloud platforms like AWS, Azure, or GCP and infrastructure-as-code tools such as Terraform, Docker, and Kubernetes.
  • Excellent communication skills with a history of working in agile environments and a genuine interest in purpose-led digital transformation projects.

Why this role is remarkable

  • Work on high-stakes public sector projects like NHS platforms and local council services that deliver tangible social impact for millions of citizens.
  • Join a B Corp-certified consultancy that prioritizes people-powered transformation, offering a purpose-driven environment where your technical decisions directly improve lives.
  • Enjoy exceptional work-life balance with 30 days of holiday, a remote-first UK-wide culture, and generous parental leave including six months of maternity pay.

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