Software Engineer – (Node.js or .NET)

Job Title:         Software Engineer – (Node.js or .NET)
Location:          UK-based, Hybrid role with meetings in London

The Role

A leading creative agency is looking for an experienced software engineer with Node.js and .NET experience to develop a local server-client middleware application that connects their cloud platform with physical systems used in interactive environments.

The Software Engineer will be required to build and maintain a local application that:

• Receives structured instructions from a cloud platform
• Interfaces with media servers via API to create, update, delete and trigger content
• Integrates with room control systems to execute commands and handle event logic

You don’t need prior experience with media servers - What matters most is your ability to work with APIs, manage instruction workflows between cloud and local infrastructure, and build reliable services that operate in live or near-live environments.

Software Engineer Responsibilities

• Build a local service using Node.js or .NET that handles command routing from the cloud
• Develop integrations with third-party systems via REST APIs
• Execute and monitor real-time instructions across local devices and servers
• Handle error states, instruction lifecycle management, and system responses
• Collaborate with backend and cloud developers to ensure integration alignment
• Write clean, modular, maintainable code
• Support system testing, deployment, and monitoring in development and production environments

Technology Stack

• Languages: JavaScript (Node.js) or C# (.NET Core)
• APIs: RESTful APIs, JSON payloads, webhooks
• Environments: Cloud-local synchronisation pipelines, real-time control systems

What They’re Looking For

• 3+ years Softwarre Engieneering experience 
• Hands-on experience building software that interacts with APIs and/or hardware devices
• Strong understanding of event-driven logic and instruction workflows
• Familiarity with system health, error handling and diagnostics
• Solid communication skills and the ability to work with cross-functional teams

If you’re an experienced Software Engineer looking for an assignment to work on a varied and interesting project, click apply.