Join a world-class team building cutting-edge AI systems. Design, build, and scale complex systems using Python and FastAPI. Collaborate with product, AI, and data teams to deliver end-to-end solutions.
Key Highlights
Key Responsibilities
Technical Skills Required
Benefits & Perks
Job Description
Job Title: Software Engineer (Claude/Codex)
Client: AI Tech Scale-Up – Backed by Top-Tier Investors, Led by World-Class Engineers
Salary: Up to £100k + Bonus + Equity
Location: Remote (UK-based) with an optional Holborn office
Sells: Work on cutting-edge AI systems that power innovation at scale. Full remote flexibility across the UK, total ownership of greenfield projects, modern tech stack (Python/FastAPI/Cloud), and a culture that rewards curiosity, autonomy, and clean engineering.
An AI Tech company is expanding its high-calibre engineering team and looking for Software Engineers who thrive on building elegant, scalable systems from the ground up.
You’ll be joining a small, world-class team working on distributed backend platforms, data-driven AI tools, and core infrastructure supporting advanced technologies. This is a true software engineering role where you'll be designing, building, and scaling complex systems that solve real problems in healthcare.
Role
Interested in remote work opportunities in Development & Programming? Discover Development & Programming Remote Jobs featuring exclusive positions from top companies that offer flexible work arrangements.
- Design and build production-grade backend systems using Python and FastAPI
- Develop distributed, high-performance services and APIs for AI-driven platforms
- Contribute to architecture decisions, scalability planning, and system optimisation
- Implement best practices in testing, CI/CD, and performance monitoring
- Collaborate closely with product, AI, and data teams to deliver end-to-end solutions
- Drive continuous improvement and innovation across the engineering organisation
Skills
- 4+ years of experience as a Software Engineer building modern backend systems
- Strong Python skills (FastAPI preferred; Flask or Django also considered)
- Experience with Claude Code or other agentic coding tools is essential
- Familiarity with cloud technologies (AWS, Azure, or GCP) and containerisation
- Understanding of software engineering best practices — testing, CI/CD, clean code
- A genuine interest in AI systems, automation, and applying engineering to real-world impact
Browse our curated collection of remote jobs across all categories and industries, featuring positions from top companies worldwide.
Sells
- Fully remote working across the UK, with an optional Holborn office
- Chance to shape core architecture in a high-impact environment
- Flat, engineering-led structure with autonomy and trust
- Work on complex, meaningful technical problems that matter
- Strong equity offering and long-term growth opportunities
- Culture built around innovation, ownership, and collaboration
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