3 of 3 Contract Backend Developer Jobs in the South East

Contract Backend Developer – Node.js Avanti Recruitment is working with a fast-growing London-based technology business developing smart systems for the property and compliance sector. Their platform integrates hardware and software to provide real-time insights and automated reporting across multiple environments. They’re seeking a Backend Developer with strong Node.js and GraphQL experience to help More ❯

Infastructure/Backend Developer Contract Type: 6-month initial engagementStart Date: 1st December 2025Location: Remote (UK-based)Rate: £350 per day (Inside IR35)Clearance Required: BPSS prior to start MUST HAVE NHS OR GOVERNMENT EXPERIENCE Role OverviewThe client is seeking a mid-to-senior level contractor with strong backend and infrastructure development experience. The successful candidate will … 3rd line support and develop tools to streamline support operations* Apply test-driven development and CI/CD methodologies in an Agile environment The ideal candidate will:* Have strong backend development experience, ideally with SQL and RDS* Demonstrate excellent problem-solving skills and a passion for working with data* Be comfortable working with legacy Oracle PL/SQL code More ❯

cutting-edge AI/ML solutions aimed at transforming healthcare. This is a 6-month contract , inside IR35 , offering hybrid working (3 days onsite). Key Responsibilities Develop robust backend systems for Python-based web applications Integrate AI/ML components with data, infrastructure, and frontend systems Deliver high-quality, well-documented, and thoroughly tested code Monitor and enhance … performance of tools and services Collaborate across technical teams to build end-to-end data pipelines Essential Skills Proven experience in Python backend development (e.g. FastAPI) Strong cloud-native development skills, ideally with Google Cloud Familiarity with DevOps practices, automated testing (e.g. pytest), and agile methodologies Passion for healthcare innovation and continuous learning Bonus: Background in biological sciences or More ❯