Node JS Developer

Node JS Developer

Posted 5 days ago by Halian | Managed Services, Recruitment Agency & Contract Staffing

£400 Per day
Outside
Undetermined
London Area, United Kingdom

Summary: The role is for a Senior Node.js / NestJS Engineer in a client-facing consultancy position within a fast-paced digital agency. The engineer will be responsible for developing and maintaining backend services, collaborating with cross-functional teams, and providing technical guidance to clients. The ideal candidate should possess strong communication skills and the ability to manage stakeholder expectations while delivering high-quality engineering outcomes. Proactive and adaptable individuals comfortable with evolving project scopes are preferred.

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.

Key Skills:

  • 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.

Salary (Rate): £400 per day

City: London Area

Country: United Kingdom

Working Arrangements: undetermined

IR35 Status: outside IR35

Seniority Level: Senior

Industry: IT

Detailed Description From Employer:

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.