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Senior full-stack developer

London
Permanent
Full stack developer
£40,000 - £65,000 a year
Posted: 30 December
Offer description

The Role For the past 8 years, we have worked in partnership with a top-tier development agency to bring our vision to life and oversee the maintenance of our systems. We’re now looking for our first in-house developer to join our team; a confident, capable full-stack engineer ready to take ownership of a mature, production-ready platform and lead it into its next chapter. You’ll be at the heart of the product, working alongside a dynamic and entrepreneurial team to design, build, and ship features that thousands of professionals rely on every day. You won’t be alone; we’ll continue working with our long-term agency partner on larger projects and DevOps support. But day-to-day, you’ll be the key technical voice in the room. This is a unique opportunity to shape the future of Slipcase tech from the inside out. What You'll Be Working On Driving the evolution of our web platform and native apps Leading development on new product features, from concept to deployment Supporting API integrations, backend systems, and our internal machine-learning engine Working directly with the business team to translate needs into scalable code Balancing quick iteration with smart architecture and long-term maintainability Our Tech Stack PHP (Symfony) MySQL Twig Native Android & iOS apps connected via a TypeScript REST API Hosted on AWS with Docker containers CDK orchestration A custom-built machine learning/NLP engine for smart content curation Integration with multiple third-party APIs for distribution and analytics About You You’re not just a developer —you're a problem solver, architect, and tech lead rolled into one. Experience writing clean, PSR-compliant, SOLID code Confident working independently, from scoping out features to pushing them live Experience with full-stack development (especially in our stack!) Keep performance, uptime, and data security top-of-mind Comfortable updating documentation, expanding test coverage, and helping with our ISO27001 compliance journey where needed. Bonus Points if you: Have got AWS certifications or strong hands-on experience with AWS tools Are open to manage occasional out-of-hours deployments (with the freedom that comes with it!) What We Offer The chance to own and evolve a mature, production-ready platform Real autonomy and input into the product roadmap and technology choices A flexible work setup (hybrid, or office-first - you decide) Be the first in-house dev and help shape the future tech team Work at a company where tech is at the heart of the business, not an afterthought Lead developer, but with the support and experience of a team of experts by your side.

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