Senior Web Developer (Node.js) - Contractor Role

Job DescriptionSenior Web Developer (Node.js) - Daily Rate Contractor Role - Hybrid Working Model - NEW Role The Senior Web Back End Developer will be responsible for building scalable, secure, and efficient server-side logic and APIs. The successful candidate will ensure that the back-end infrastructure is resilient, well-documented, and seamlessly integrated with various front-end applications and third-party systems. Key Responsibilities Design, develop, and maintain server-side applications and microservices using Node.js.

Architect and manage secure, high-performance APIs (REST or GraphQL) for web and mobile consumption. Integrate applications with third-party suppliers, legacy systems, and internal data sources. Design and maintain database schemas (SQL or NoSQL) to support data-driven applications.

Perform root cause analysis of technical issues and ensure the stability and security of the production environment. Collaborate with Enterprise Architects to ensure alignment with data governance, security protocols, and cloud infrastructure standards. Provide technical leadership during sprint planning and refinement, ensuring back-end tasks are well-defined and estimated accurately.

Support the Programme Manager by providing transparency on technical progress and managing backend-related dependencies. Knowledge, Skills and Experience A minimum of 5 years experience as a Back End Developer working in complex technical environments. Strong expertise in Node.js and JavaScript/TypeScript for server-side development.

Proficiency in other relevant languages (e.g., Python, Go) or frameworks is an advantage. Deep understanding of database management (e.g., MSSQL, PostgreSQL, MongoDB) and caching strategies (e.g., Redis). Experience with cloud platforms (Azure preferred) and CI/CD pipelines for automated deployment.

Highly organized and detail-oriented, with a focus on writing clean, maintainable, and well-tested code. Strong communication skills, enabling you to build trust within technical teams and translate complex technical concepts for stakeholders. Self-driven and accountable, with a strong sense of ownership over the server-side architecture.

Experience working in an agile project delivery model, plus experience of relevant tools such as Jira or DevOps. ** Live Role - Apply for immediate consideration ** If you are interested in this position please apply or contact Suzanne Brophy - /. Please note: We have a number of similar positions currently, and in the future, which we would like to discuss with you should you indicate your interest in this role. When we receive your application for this role, we will contact you to advise you of our process for other similar positions.

Stelfox is fully compliant with GDPR regulations and you can read more in our privacy policy here: Your shared data will not be disclosed or transferred to a third party data controller or data processor located outside the EEA unless we have obtained your express consent. We look forward to working with you. TPBN1_IJ