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Senior Software Developer

Job in Derby, Derbyshire, DE1, England, UK
Listing for: STERIS
Full Time position
Listed on 2026-09-02
Job specializations:
  • Software Development
    .NET Developer, Senior Developer, Software Engineer, Backend Developer
Job Description & How to Apply Below

At STERIS we help our Customers create a healthier and safer world by providing innovative healthcare and life science product and service solutions around the globe.

HOW YOU WILL MAKE A DIFFERENCE

About you:

Do you want to spend your working time making a difference in the world around you Are you motivated by impactful work Do you have a passion for software that directly contributes to patient safety and troubleshooting complex challenges If so then a career with STERIS in our Software Development team could be a great fit for you.

About Us:

At STERIS we are a leading global provider of products and services that support patient care with an emphasis on infection prevention. Our mission is to help our customers create a healthier and safer world. Working at STERIS you GROW LEARN and MAKE A DIFFERENCE.

We are currently recruiting for a Senior Software Developer vacancy. This is an excellent opportunity to join us at a specialist level in a division that drives the business forwards through innovation.

WHAT YOU WILL DO

The Senior Software Developer is a handson technically experienced engineer responsible for designing building and maintaining business critical software across both legacy onpremise systems and modern web platforms. This role balances the maintenance and evolution of existing C#/.NET WPF WCF and SQLbased applications with the delivery of new functionality using web and frontend technologies.

The Senior Software Developer works with a high degree of autonomy contributes to technical decision making mentors other engineers and helps drive improvements in code quality system reliability and engineering practices. This is a technical role with no formal line management responsibility.

  • Design develop test and maintain software across legacy onpremise systems and modern webbased applications.
  • Build and enhance solutions using C# SQL Server MVC Core and versions.
  • Maintain refactor and modernise existing WPF and WCF applications where appropriate.
  • Develop and support React based web front ends in collaboration with Product and UX stakeholders.
  • Design and implement RESTful APIs and service based integrations.
  • Ensure software solutions are secure scalable maintainable and well documented.
  • Provide technical leadership through mentoring code reviews and setting engineering best practices.
  • Contribute to technical design estimation and architectural discussions acting as an escalation point for complex issues.
  • Identify prioritise and reduce technical debt and operational risk.
  • Work effectively within Agile delivery processes collaborating closely with QA Dev Ops and cross functional teams.

Required Experience

Experience

  • 5 years of professional software development experience
  • Proven experience working with complex production legacy systems as well as modern application stacks
  • Demonstrated ability to work independently take ownership and deliver high quality solutions

Core Technical Skills

  • Strong proficiency in C#
  • Experience with MVC and Core
  • Experience maintaining and evolving WPF and WCF applications
  • Solid SQL Server knowledge including data modelling and performance considerations
  • Source control using Git

Modern Web & Front End Skills

  • Experience building or supporting applications using React (Type Script preferred)
  • Strong understanding of modern JavaScript HTML5 and CSS
  • Experience consuming and designing APIs

Engineering & Delivery Practices

  • Automated testing (unit integration API)
  • CI/CD pipelines (e.g. Azure Dev Ops Git Hub Actions or similar)
  • Agile delivery methodologies
  • Secure coding and performance optimisation practices

Preferred Experience

Skills

STERIS is a leading global provider of products and services that support patient care with an emphasis on infection prevention. WE HELP OUR CUSTOMERS CREATE A HEALTHIER AND SAFER WORLD by providing innovative healthcare and life sciences products and services around the globe. For more information visit .

STERIS strives to be an Equal Opportunity Employer.

Required Experience:

Senior IC

Employment Type : Full Time
Experience: years
Vacancy: 1
Position Requirements
10+ Years work experience
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