Senior Software Engineer Enterprise Full-Stack

Salary: £60,000 - 100,000 per year

Requirements:

• We look for a product-first mindset and a strong focus on the customer journey.
• We look for full-stack fluency across React frontend work and backend systems.
• We look for curiosity about enterprise B2B SaaS topics such as identity, monetization, and compliance.
• We look for high agency and a proactive approach to improving processes and documentation.
• We look for an AI-native working style and the ability to use AI tools to accelerate delivery.
• We prefer missionaries who want to solve the biggest problems across the stack.

Responsibilities:

• We design and ship complex, revenue-critical features such as enterprise licensing and automated seat provisioning.
• We build the tools that help CIOs and IT Directors manage DeepL.
• We translate backend constraints such as RBAC and rate limits into simple and elegant UI workflows.
• We work with Sales, Product, and Finance to turn annual recurring revenue goals into scalable technical architectures.
• We build for idempotency and resilience so our financial data remains auditable and reliable.
• We own the full vertical from the React Admin Console to distributed billing logic in C#/.NET.
• We support enterprise provisioning, subscription architecture, and fraud prevention across the platform.

Technologies:

• AI
• Backend
• C#
• Frontend
• Support
• RBAC
• React
• UX UI Design
• ASP.NET
• API
• Copilot
• GitHub
• Network
• SAML
• Fullstack

More:

We are DeepL, a global AI product and research company building secure, intelligent solutions for complex business problems. Our Language AI platform is trusted by over 200,000 business customers and millions of individuals across 228 global markets. Founded in 2017, we are around 1,000 people strong and backed by Benchmark, IVP, and Index Ventures. You will join our Business Acceleration Track, the engine room of our global growth, working on the operating system for global communication and helping build the financial and enterprise infrastructure that enables businesses to use DeepL at scale. We offer a diverse, internationally distributed team, open communication, hybrid work with two office days per week, flexible hours, Virtual Shares, regular in-person team events, monthly Hack Fridays, 30 days of annual leave, mental health resources, and location-tailored competitive benefits. Our office location is London, and the role is full-time in a hybrid engineering environment.

last updated 35 week of 2026