Senior Software Developer (IoT / Cloud)
Burnley + Flexible Work from Home
Up to 70,000 + Benefits
KO2's client are looking for an experienced Senior Software Developer to play a key role in designing and building scalable, cloud-native systems that power connected IoT devices.
This is an exciting opportunity to work at the intersection of hardware and software-developing backend services that enable secure device communication, high-volume data ingestion, and the APIs that drive customer-facing applications.
You'll be responsible for building and evolving the backend platform that supports large fleets of IoT devices, with a strong focus on scalability, reliability, and security. Working within a collaborative engineering environment, you'll also contribute to architectural decisions and mentor other developers.
Key Responsibilities:
* Design, develop, and maintain backend services for IoT platforms
* Build and optimise real-time data ingestion pipelines handling high-volume telemetry and events
* Develop secure, scalable RESTful and/or GraphQL APIs
* Architect cloud-native solutions using AWS services (IoT Core, Lambda, DynamoDB, API Gateway, etc.)
* Implement observability, reliability, and cost optimisation across cloud infrastructure
* Ensure robust IoT security practices, including secure device provisioning and communication
* Lead technical discussions, support code reviews, and mentor junior team members
* Collaborate with cross-functional teams including product, embedded, and data engineering
Key Skills & Experience:
* Strong backend or platform engineering experience, ideally within IoT or distributed systems
* Deep knowledge of AWS Technologies (IoT Core, Lambda, DynamoDB, Kinesis, SQS, API Gateway)
* Proficiency in Python, Node.js, Go, or Java
* Experience with MQTT and event-driven architectures
* Proven track record of building scalable data ingestion pipelines
* Experience developing secure, high-performance APIsSolid understanding of microservices and cloud design patterns
Desirable:
* Experience with edge/embedded integrations
* Familiarity with time-series databases
* Knowledge of digital twins or industrial IoT protocols
* Containerisation experience (Docker, Kubernetes/EKS)
* Any experience in a technical leadership or team leader role.
This is a fantastic opportunity to join a forward-thinking team working on cutting-edge IoT solutions, with the chance to make a real impact on product direction and technical strategy.
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