> Markdown version of [/jobs/ext/2486642-senior-backend-engineer-london](https://www.wearedevelopers.com/jobs/ext/2486642-senior-backend-engineer-london). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Backend Engineer (London) - **Company:** Fresha - **Location:** London, UK (Remote available) - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** Artificial Intelligence, Programming Tools, Distributed Systems, Ruby, TypeScript, Backend, Event Driven Architecture, Kubernetes, Apache Kafka, Graphql, Front End Software Development, Domain Driven Design, Grpc, Elixir, Microservices - **Published:** August 25, 2026 - **Apply:** https://uk.indeed.com/viewjob?jk=f1160476a7b176d3 ## About the Role * AI-Augmented Workflow: You have deep experience building and interacting with AI agents, using them to amplify your output to 5x that of manual coding. You can integrate agents into our workflow while strictly adhering to our architecture and security standards, taking full accountability for ensuring all generated code meets the quality expectations of a Senior Engineer. * Experience building and maintaining globally distributed systems. * Knowledge of event-driven architectures (Kafka). * 5+ years of experience in product engineering, developer tools, or infrastructure at scale. * A pragmatic generalist who thrives on learning new frameworks and tackling complex challenges. * Familiarity with languages such as Elixir, Ruby, or TypeScript is a plus. ## Description Given our exciting and progressive growth plans, we are looking for an exceptional Senior Backend Engineer to join our global business. Reporting directly to the Team Lead, and working collaboratively in a cross-functional product team within a tribe, you will be accountable for designing and developing applications and coordinating with the rest of the team working on different layers of the infrastructure Fresha. This is a great opportunity for someone looking to work in a fast-paced and changing environment, who likes to work autonomously, enjoys a challenge and wants to make an impact! To foster a collaborative environment that thrives on face-to-face interaction and teamwork, you will need to travel for one week each quarter to our team events (in London/Warsaw/Prishtina). What you will be doing Collaborate closely with Product, Design, Frontend, Infrastructure, and Mobile engineers to take features from discovery to rollout and beyond. Be responsible for features from discovery to observability: technical design, implementation, testing, and rollout. Design, build, and maintain efficient, scalable, and reliable Ruby/Elixir code. Work with a polyglot stack (Ruby, Elixir, GraphQL, TypeScript, gRPC) and modern messaging systems (Kafka). Operate within a Kubernetes-driven environment as we continue moving to a microservice architecture. Embrace Domain-Driven Design to build high-quality, impactful products from inception to delivery., * 2nd Stage - Technical Video/In-person interview with Team (up to 2 hours) * Final Stage - Video interview with Head of Engineering / VP of Engineering (60min) We aim to finalise the entire interview process and deliver feedback within 4 weeks. Every job application received is reviewed manually by our talent team. While we strive to assess applications within 7 days, the sheer volume of talented individuals expressing interest may occasionally extend this timeframe Inclusive workforce At Fresha, we are creating a culture where individuals of all backgrounds feel comfortable. We want all Fresha people to feel included and truly empowered to contribute fully to our vision and goals. Everyone who applies will receive fair consideration for employment. ## Related Videos - [Bringing digital education to refugee and host communities in remote regions of Africa](https://www.wearedevelopers.com/videos/644-bringing-digital-education-to-refugee-and-host-communities-in-remote-regions-of-africa) - [Exploring the Power of gRPC-Gateway for Writing RESTful Services](https://www.wearedevelopers.com/videos/2072-exploring-the-power-of-grpc-gateway-for-writing-restful-services) - [Coffee with Developers: David Heinemeier Hansson](https://www.wearedevelopers.com/videos/875-coffee-with-developers-david-heinemeier-hansson) - [Inside Bitpanda's Tech Stack: Scaling a European Fintech Leader - Markus Dorner](https://www.wearedevelopers.com/videos/1979-inside-bitpanda-s-tech-stack-scaling-a-european-fintech-leader-markus-dorner) - [Boosting OpenSearch Performance: gRPC Search in Action](https://www.wearedevelopers.com/videos/1964-boosting-opensearch-performance-grpc-search-in-action) - [Meet Your New BFF: Backend to Frontend without the Duct Tape](https://www.wearedevelopers.com/videos/682-meet-your-new-bff-backend-to-frontend-without-the-duct-tape) ## Related Articles - [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs) - [Dev Digest 121 - AI goes offline](https://www.wearedevelopers.com/magazine/456-dev-digest-121-ai-goes-offline) - [Dev Digest 120 - Apple and peers](https://www.wearedevelopers.com/magazine/455-dev-digest-120-apple-and-peers) - [Software Engineer Salary London](https://www.wearedevelopers.com/magazine/252-software-engineer-salary-london) - [Find a Developer Job: 12 Best Job Sites For Developers](https://www.wearedevelopers.com/magazine/165-find-a-developer-job-12-best-job-sites-for-developers) - [Frontend Developer Salary in The UK](https://www.wearedevelopers.com/magazine/233-frontend-developer-salary-in-the-uk)