DeepL

Senior Software Engineer | API Enterprise | Full-Stack

DeepL
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2 months ago
London, United KingdomSenior

Responsibilities

  • Own enterprise API adoption features such as usage insights, cost and consumption controls, and governance tooling.
  • Design and build enterprise governance and compliance controls including roles, permissions, projects, data residency, and auditability.
  • Own services end to end through production operations, API on-call participation, contract testing, monitoring, SLOs, and reliability improvements.
  • Architect across DeepL’s enterprise ecosystem and coordinate dependencies across stakeholder teams to deliver cohesive capabilities.

Requirements

  • Deep expertise designing scalable backend systems, APIs, and distributed architectures primarily with C# and .NET.
  • Experience working with high-scale distributed systems in production and strong API design and system design fundamentals.
  • Frontend experience with React and TypeScript is welcome but not required.
  • Hands-on experience with enterprise API building blocks including MCP, CLIs, and OAuth.
  • Track record of leading projects across multiple teams and managing cross-team contracts, dependencies, and stakeholder alignment.
  • Experience owning production operations, incident response, on-call responsibilities, testing, monitoring, and SLOs.
  • Ability to use AI-powered development tools such as Claude Code, Codex, or GitHub Copilot.
  • Preferred experience with zero-downtime migrations, metering, quota or usage-data systems, and compliance environments such as SOC 2, ISO 27001, or C5.

Benefits

  • Hybrid work with flexible hours and team members coming into the office twice per week.
  • Virtual Shares are provided to every employee.
  • Regular in-person team and company events.
  • Monthly full-day Hack Friday sessions.
  • 30 days of annual leave excluding public holidays.
  • Mental health resources and location-tailored benefits.

Tech Stack

DeepL

About DeepL

1,001-5,000 employees

DeepL builds AI language tools, including the DeepL Translator web and mobile apps, an API for developers, writing assistance, and real-time voice translation for individuals and global businesses. It sells subscriptions and API usage to companies that need high-quality multilingual communication. Founded in 2017 and headquartered in Cologne, Germany, DeepL serves over 200,000 business customers across more than 200 markets.

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