Software Developer

Company: IONOS Group
Apply for the Software Developer
Location: Gloucester
Job Description:

We are building the next‑generation of Hosting & Mail products greenfield from the ground up and need additional software developers to help build these platforms. In this key role, you will be designing and delivering scalable, secure components that directly impact the experience of over 6 million customers, and driving predictable, high‑quality delivery through effective agile practices.

We use modern development stacks and a range of languages, predominantly .NET for our front‑end APIs and backend services and React/NextJS for our modern user interfaces. We work agile in our software teams with full ownership of the services we offer.

As a team, we always strive for the highest quality software development practices. This includes leveraging generative AI tools (e.g., Gemini, Copilot) for rapid prototyping, code analysis, and test‑driven development, continuously improving development practices (including code quality, automated testing, CI/CD, and DevOps maturity), and performing secure software development, using security‑first thinking and SSDLC principles into everyday engineering, which also includes performing code reviews of your AI‑produced code and that of your peers.

Hours / Work Pattern

  • 40/week, Monday to Friday
  • Office‑based, hybrid working 2‑3 days/week (flexible start/end times)

Salary & Benefits

  • £55,000 – £65,000 DOE and skills
  • 27 days annual leave + bank holidays
  • Contributory pension scheme up to 7.5%
  • Private healthcare and life assurance
  • Employee assistance programmes
  • Cycle and EV scheme
  • Free parking close to the office

Qualifications

  • Strong C#/.NET skills (API experience a plus) or React/NextJS
  • Solid grasp of OO design, clean coding, and testing techniques
  • Experience in distributed systems and Git workflows
  • Experience using Copilot, Claude, Gemini or equivalents to accelerate software delivery in a .Net or NextJS environment
  • Familiarity with Python, Golang, Docker, Kubernetes, Prometheus, and Grafana is a plus

If you thrive in complex environments, love clean code, and want to work across the full stack—from low‑level service design to slick UIs—this one’s for you.

IONOS is an equal opportunities employer, committed to fair treatment for all and value diversity in our workplace. We do not condone discrimination in any shape or form. At IONOS, your individuality is welcomed and celebrated.

Notice to Agency and Search Firm Representatives: IONOS is not accepting unsolicited CVs from agencies and/or search firms for this job posting. CVs submitted to any IONOS or affiliated employee by a third‑party agency and/or search firm without a valid written & signed search agreement will become the sole property of IONOS. No fee will be paid if a candidate is hired for this position as a result of an unsolicited agency or search firm referral. Thank you.

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Posted: April 15th, 2026