3226 IT & Software Developer jobs in the UK

Gerrell & Hard jobs

Principal Embedded Software Engineer

£40,000 - 50,000
Gerrell & Hard
Trowpool Lane, Bicester
£40,000 - 50,000
Company Size icon
Company Size
<50
Company Type icon
Company Type
Services
Exp Level icon
Exp Level
Lead
Job Type icon
Job Type
Full-Time
Language icon
Language
English
Visa sponsorship icon
Visa sponsorship
No

Requirements

Must:
- 5 years experience in IoT software, cloud integration or embedded systems - Strong skills in PLC, CAN, Modbus or similar protocols - Proficiency in API and cloud development (AWS/Azure, MQTT, WebSockets) - Knowledge of secure firmware updates and encryption (TLS, AES) - Comfortable working autonomously in a fast-moving start-up environment - Background in EV charging, energy storage or industrial automation is a plus

Technologies

Firmware
MQTT
PLC
REST

Responsibilities

- Build IoT and cloud software for charger connectivity and monitoring - Create telemetry and data pipelines (PLC, CAN) - Enable secure remote control and bi-directional communication (MQTT/WebSockets) - Deliver OTA firmware updates and REST APIs (OCPP/OCPI) - Develop secure, scalable cloud infrastructure (AWS IoT, Azure, etc.) - Collaborate closely with hardware and IoT partners to integrate systems end-to-end

Description


We are TUAL Technology, an innovative, VC-backed start-up based in Bicester, developing PowerUp, a high-power EV charging solution designed for grid-constrained sites. We integrate battery storage, smart energy management, and ultra-fast DC charging to offer seamless electrification. By working closely with enterprise customers across Europe, we are transforming the productivity and profitability of electric commercial vehicle fleets through intelligent, software-defined, cloud and IoT-enabled charging solutions. Joining us offers the chance to build and shape a core technology in a rapidly growing and dynamic environment.
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