Senior Backend Engineer Node.js/TypeScript at SR2 - Socially Responsible Recruitment, London, 6 Months, £500-£525 per day

Outside IR35 | £500-£525/day | 6 Months
Remote - UK
We're looking for experienced Backend Engineers to support the development and scaling of Back End platforms powering a range of digital products and internal systems.
This is a hands-on contract role suited to senior engineers who enjoy technical ownership, improving system performance, and contributing to architectural decisions while remaining actively involved in delivery.

• Develop Back End services using Node.js and TypeScript
• Build and enhance APIs and system integrations
• Improve scalability, reliability and overall platform performance
• Contribute to system design and technical decision-making
• Collaborate closely with engineering and product teams
• Provide technical guidance where required

• Node.js
• TypeScript/JavaScript
• APIs and microservices
• Cloud platforms (AWS, GCP or Azure)
• Distributed Back End systems

• Strong commercial Back End engineering experience
• Production experience with Node.js and TypeScript
• Experience working on scalable Back End platforms
• API and integration-focused development background
• Exposure to system design or technical leadership responsibilities

• CRM or HubSpot integration experience
• DevOps or cloud infrastructure awareness
• Experience within high-scale or consumer-facing platforms

• Outside IR35 engagement
• £500-£525 per day
• Initial 6-month contract with extension potential
• Remote working across UK or Europe
• Two-stage interview process
• Immediate or short-notice availability preferred