About the Role
We are seeking an experienced Senior Node.js / NestJS Engineer to support a series of digital initiatives for a fast-paced digital agency environment. This role is a client-facing consultancy position, requiring excellent communication skills, the ability to manage stakeholder expectations, and the confidence to work autonomously while contributing to high-quality engineering outcomes.
You will collaborate with cross-functional teams to architect, develop, and deliver robust backend services and APIs for enterprise-level clients. The ideal contractor will be proactive, adaptable, and comfortable working within evolving project scopes and agency workflows.
Key Responsibilities
* Develop, maintain, and optimise backend services using Node.js and NestJS.
* Work directly with client stakeholders to gather requirements, present solutions, and provide technical guidance.
* Architect scalable, maintainable backend systems aligned with best practices.
* Collaborate with internal UX, frontend, strategy, and delivery teams to ensure successful project execution.
* Conduct code reviews, uphold engineering standards, and ensure high code quality.
* Troubleshoot issues, recommend improvements, and contribute to technical decision-making.
* Provide consultancy-level insight on project feasibility, risk management, and solution design.
* Deliver documentation and handover materials as required.
Required Skills & Experience
* 5+ years experience with Node.js engineering in production environments.
* Strong commercial experience with NestJS (or similar structured frameworks)
* Previous work within consultancy or digital agency environments - Highly desirable
* Demonstrated client-facing experience, including presenting technical approaches and managing expectations.
* Solid understanding of modern backend architecture, API development, microservices, and integration patterns.
* Experience with TypeScript, RESTful APIs, and ideally GraphQL.
* Strong understanding of CI/CD pipelines, modern DevOps workflows, and cloud platforms (AWS, GCP, or Azure)
* Familiarity with testing frameworks (Jest, etc.)
* Ability to work independently under limited supervision in a remote environment.
* Excellent communication and documentation skills
Nice-to-Have
* Experience in digital agency-style rapid delivery environments.
* Knowledge of containerisation tools such as Docker.
* Experience with authentication/authorisation frameworks (OAuth, JWT, etc.).
* Background in mentoring or leading small technical teams.
Up to £400 per day Outside of IR35.
Apply now.