Software Engineer jobs in United Kingdom

Salary: £39,805 - £49,023 - Commencement on the salary range is subject to comparableskills and experience.

Duration of Contract: Fixed Term for 12 Months

Hours per week: Full time (35 hours per week) / (Part-time options also considered)

Location: Sutton

Closing Date: 11th January 2026

Hybrid working (between our Sutton offices and home) will be dependent on successful completion of induction/key training. Flexible working options can be considered.

We reserve the right to close this vacancy early if we receive a high volume of applications. We encourage interested candidates to apply as soon as possible to ensure consideration. Applications may be reviewed on application and not the closing of the role.

We would like to appoint an Application Developer to be responsible for the software development of a Greener Trials Toolkit. The Toolkit will be an online, open-access, digital carbon calculator for publicly funded trialists; an accumulating database of emission factors and footprinting results and a user interface providing advice on mitigation strategies for identified hotspots.

The Application Developer will:

• Translate datasets and domain requirements into a data model, SQL schemas, and API‑driven back‑end services.
• Be responsible for end‑to‑end ownership of the technical implementation: building database structures, developing a .NET‑based calculation engine, and ensuring the system can scale to additional datasets and external tools.
• Establish secure coding practices, documentation, and automated tests suitable for academic, research, and regulatory environments.
• Work closely with sustainability researchers and CTSU technical leads to produce a reliable, transparent, auditable tool that can be reused across studies and adopted by collaborators.
• Contribute to project and development meetings, project plans and presentations and be an integral part of the multi‑disciplinary project team.
• Contribute to wider ICR‑CTSU IT programming tasks.

The post offers an excellent opportunity for an enthusiastic and well‑motivated individual to work in a dynamic and supportive academic environment and leading UK CRC and Cancer Research UK Clinical Trials Unit.

Applicants should hold a first degree or equivalent level qualification in computer science, software engineering or equivalent, relevant professional experience and have an understanding of clinical trials and/or carbon footprinting. Applicants should have a strong knowledge of modern back‑end development using C# and .NET (Core or later), including API design and modular service architecture along with analytical and problem‑solving skills and effective communication.

We encourage all applicants to access the job pack attached for more detailed information regarding this role.

The Institute of Cancer Research is looking for an experienced Application Developer to join the Cancer Research UK Clinical Trials & Statistics Unit (ICR‑CTSU) at its Sutton site in Surrey. ICR‑CTSU runs a diverse portfolio of national and international phase III multi‑centre randomised controlled trials, and phase II trials of targeted treatments with a focus on breast, urological and head and neck cancer treatments.

As a member of staff, you'll have exclusive access to a range of staff benefits.

The ICR is committed to supporting overseas applicants applying for roles, please click here to find out further information.

The Institute of Cancer Research, London, is one of the world's most influential cancer research institutes, with an outstanding record of achievement dating back more than 100 years. Further information about working at the ICR can be found here.

At the Institute of Cancer Research, we champion diversity as we believe it fuels innovation and drives impactful research. We welcome applicants from all walks of life, valuing diverse perspectives that enrich our work.

Don't let a checklist of qualifications hold you back – if you're passionate about the role, we want to hear from you. Your unique experiences and backgrounds contribute to the richness of our team. We are committed to being an equal opportunity for all, regardless of ethnicity, gender, age, sexual orientation, disability, or any other dimension of diversity. Join us in creating an inclusive environment where everyone's voice is heard and valued.