Node JS Developer - must have CTC clearance - Inside IR35

Summary: The role is for a Node JS Developer with current CTC level security clearance, focusing on building and hardening microservices on Azure. The successful candidate will need to demonstrate strong technical skills in Node.js and Azure, along with experience in reliability engineering and CI/CD practices. This position is classified as inside IR35, indicating specific tax implications for contractors. The role is primarily remote but is based in London, UK.

Key Responsibilities:

• Build and harden Node.js microservices running on Azure Container Apps, orchestrating asynchronous, file-based and Delta-linked workflows with strong reliability, observability, and security.
• Design and implement Node.js/TypeScript services (Express/lightweight HTTP) for async job orchestration.
• Implement FIFO/round-robin workers, leases/heartbeats, retries/backoff, and idempotency keys.
• Integrate with Azure SQL (mssql), ADLS Gen2, Storage Queues/Service Bus, and ADF triggers.
• Enable Real Time notifications (SignalR/WebSockets).
• Contribute to CI/CD (GitHub Actions) and containerisation best practices.
• Operate securely inside private-network Azure environments (Managed Identity, RBAC, Private Endpoints).
• Enforce config-driven processing (JSON configs) with robust error handling, telemetry, and full traceability.

Key Skills:

• Strong Node.js/TypeScript in production microservices (HTTP + background workers).
• Understanding of Azure Container Apps, Storage (Blobs/Queues), and Managed Identity integration.
• SQL proficiency (Azure SQL), handling transactional updates and retries.
• Solid reliability engineering skills - idempotency, timeouts, circuit breakers, and retry strategies.
• Angular/SPA integration (SignalR), file validation (Excel/CSV), or SFTP connector experience.
• Familiarity with private endpoint architectures and security-first deployments.

Salary (Rate): £615 per day

City: London

Country: UK

Working Arrangements: remote

IR35 Status: inside IR35

Seniority Level: undetermined

Industry: IT

Detailed Description From Employer:

• Node JS
• Azure
• CTC Clearence

Node JS - Azure - Inside IR35 - Must have CTC clearance.

My client has an urgent need for a Node JS developer with current CTC level security clearance.

The successful candidate will be required to have experience of -

. Strong Node.js/TypeScript in production microservices (HTTP + background workers).
. Understanding of Azure Container Apps, Storage (Blobs/Queues), and Managed Identity integration.
. SQL proficiency (Azure SQL), handling transactional updates and retries.
. Solid reliability engineering skills - idempotency, timeouts, circuit breakers, and retry strategies.
. Angular/SPA integration (SignalR), file validation (Excel/CSV), or SFTP connector experience.
. Familiarity with private endpoint architectures and security-first deployments.

Key Duties and Responsibilities

. Build and harden Node.js microservices running on Azure Container Apps, orchestrating asynchronous, file-based and Delta-linked workflows with strong reliability, observability, and security
. Design and implement Node.js/TypeScript services (Express/lightweight HTTP) for async job orchestration.
. Implement FIFO/round-robin workers, leases/heartbeats, retries/backoff, and idempotency keys.
. Integrate with Azure SQL (mssql), ADLS Gen2, Storage Queues/Service Bus, and ADF triggers.
. Enable Real Time notifications (SignalR/WebSockets)
. Contribute to CI/CD (GitHub Actions) and containerisation best practices.
. Operate securely inside private-network Azure environments (Managed Identity, RBAC, Private Endpoints).
. Enforce config-driven processing (JSON configs) with robust error handling, telemetry, and full traceability

Please forward your CV for immediate consideration.