Fullstack Developer

Company: iO Associates
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Job Description:

Delivery Consultant @ Precision Resource Group (PRG)

Full Stack Developer

Southampton – Hybrid (3 days in a week on site)

Salary: up to £50K per annum

Full Stack Developer is required for the company that relentlessly focuses on technology, design, and customer outcomes. The company offers real opportunity for professionals who thrive in high-impact evolutionary environments. Their innovative systems optimize energy efficiency and sustainability across sectors like laundry, manufacturing, and HVAC.

You will lead end-to-end development of scalable web applications using ReactJS, React Native, .NET, and Azure, including API design and IoT integrations. You will drive DevOps best practices with CI/CD, monitoring, and automated deployments and develop RESTful and GraphQL APIs, ensuring clean contracts for internal systems, third-party services, and IoT devices.

Skills

  • Fullstack expertise: .NET/C# and ReactJS.
  • Cloud platforms (Azure preferred).
  • REST/GraphQL API development.
  • SQL/NoSQL or ADX databases.
  • CI/CD and automated testing.
  • Secure coding, OAuth2, Entra ID/B2C, RBAC.

*P. S: Company cannot provide visa sponsorship, so only candidates residing in UK and with the existing right to work will be considered for the role.

Referrals increase your chances of interviewing at iO Associates by 2x

Employment type: Contract

Seniority level: Entry level

Job function: Supply Chain, Industries: Utilities

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Posted: August 17th, 2026