Node.js Developer - Contract

Role: Node.js Developer
Rate: £400 per day (Inside IR35)
Contract Length: 6 months (Extension Possible)
Location: Weekly on-site
Sector: UK Government/Public Sector

Overview

We are seeking an experienced Node.js Developer to join a major UK public sector programme. You will be responsible for designing, developing and maintaining scalable digital services in line with Government Digital Service (GDS) standards and best practices.

This is an excellent opportunity to contribute to high-profile government projects delivering citizen-facing services used at scale.

Key Responsibilities

• Develop and maintain Back End services using Node.js and JavaScript/TypeScript.
• Build secure, scalable and resilient APIs and microservices.
• Collaborate with Solution Architects, Business Analysts, Delivery Managers and multidisciplinary agile teams.
• Contribute to the full software development life cycle, from design through to deployment and support.
• Produce high-quality, well-tested code following engineering best practices.
• Participate in code reviews and technical design discussions.
• Support CI/CD pipelines and cloud-native deployments.
• Ensure services meet accessibility, security and performance requirements.
• Work within Government Digital Service (GDS) and agile delivery frameworks.

Essential Skills & Experience

• Strong commercial experience developing applications with Node.js.
• Experience with JavaScript and TypeScript.
• Previous experience working within a UK Government department, agency or public sector organisation.
• Experience building RESTful APIs and microservices.
• Strong understanding of Agile delivery methodologies.
• Experience with source control tools such as Git.
• Experience writing automated unit and integration tests.
• Knowledge of secure coding practices and application security.

Desirable Skills

• Experience working on GDS assessments and government service delivery.
• Cloud experience with AWS, Azure or Google Cloud Platform (GCP).
• Experience with containerisation technologies such as Docker and Kubernetes.
• Familiarity with CI/CD tools including Jenkins, GitHub Actions or Azure DevOps.
• Understanding of event-driven architectures and messaging technologies.
• Active SC Clearance or eligibility to obtain clearance.