battery test tech jobs in Chelmsford

You will be a great fit if you: - Have 5+ years full-stack experience, with strong JavaScript/TypeScript depth. - Are backend-leaning, with deep Node. js and API experience. - Have previously worked in early-stage start-ups or very lean engineering teams. - Have extensive evidence of being a hands-on individual contributor in complex codebases.

Job Description Employment Type: Part-Time Location: Chelmsford, Essex Work Setup: On-site, 1-2 days per week Our Client Our client is a leader in automotive performance technology, developing advanced hardware and embedded software that unlocks an engine’s true potential. For over a decade, their team has engineered precision tuning systems that boost power, torque, and fuel efficiency...

Job Description Discover BSR: British Solar Renewables (BSR) develops, builds and maintains cutting‑edge solar, wind and battery storage projects across the UK and internationally. With over 700MWp delivered, we’re one of the UK’s leading renewable energy businesses, now we’re looking for a skilled Senior Service Technician to join our O&M team. About this role: As a Senior Service...

Senior Performance Engineer - UK Ready to Make a Real Impact? Join e-STORAGE! Who We Are Welcome to e-STORAGE, a proud member of the Canadian Solar Inc. (NASDAQ: CSIQ) family! We’re leading the way in designing, building, and integrating advanced battery energy storage systems for utility-scale projects. Our mission? To accelerate the world’s renewable energy transition and create a more...

Electrical Technician – Essex area (with regional travel) Mon-Fri 8am-4pm £41,000 per annum plus company vehicle, opportunity for overtime. Outsource’s client are a leading company in the energy sector, specializing in the transportation of hazardous liquid products and the management of energy infrastructure. They are looking to hire an Electrical Technician to join their team based at their...

You will be working on a platform that automates complex data workflows used in mission critical environments. With major global partners, recent investment, and expansion across the UK, Europe, and the US, this is a chance to take ownership of quality engineering in a product that genuinely matters.

You will be turning internal opportunities and challenges, into tangible solutions via our internal AI product - Wubbleyou Cognition. - Your objective is to take internal problems, and build AI agents and workflows to solve these problems. This will start with project documentation.

You will be working alongside our experienced and successful Sales and Commercial teams, communicating and meeting with customers and internal stakeholders. This role can be flexible with location from Colchester, Essex or our Theale, Reading office, or potentially remote but must be happy to travel to offices when needed.

📍 Remote | Full-Time 👋 About Us Medify is a mission-driven EdTech company widening access to medicine and healthcare careers. Our platform supports thousands of learners preparing for high-stakes admissions exams, and our engineering team plays a critical role in delivering reliable, scalable, and high-quality learning experiences. Medify Engineering is a team of ten engineers across two...

🚀 About Webigence and Spark Travel Webigence has 25 years of experience crafting UX‑first, often highly complex software. Our engineers pair forward‑thinking agile practices with an obsession for intuitive design, shipping products that feel effortless even when the logic underneath is anything but. Alongside a handful of long‑standing third‑party clients, we’re scaling our own SaaS...

You will be working closely with the Machine Learning team; however, you are not required or expected to have background in Machine Learning. This is an applied role, and we are looking to hire a software engineer with experience in cloud computing and distributed systems. In this role, you will:

You will work across a variety of complex analytical problems, owning experimentation end-to-end—even when ideal conditions such as user randomisation or high statistical power are not present.

Title: Co-Founder / Fractional Chief Technology Officer Location: Remote (UK / EU only) Salary: Equity only (to start) - with vesting period Platform: AI-Native Talent Intelligence Platform Stage: Early product (working demo MVP) with live AWS infrastructure and AI workflows in place The Role We are recruiting for our sister business 'hdhnt', this is an AI-native Talent Acquisition platform...

You will be the human intelligence guiding the AI tools, ensuring that our platform is robust, bug-free, and user-friendly.

You should be comfortable recording tests (Codegen), reading the resulting TypeScript/JavaScript, and using AI to tweak it.

You will manually test new features with a critical eye, looking for UX quirks, logic gaps, and edge cases that scripts can't catch.

You will support the end to end ordering and fulfilment process by managing suppliers, co-ordinating orders and ensuring accurate administration across our internal order processing systems, email and telephone channels.

You will act as a key liaison between Sales, suppliers and customers ensuring that orders and projects are executed smoothly, accurately and on time.

You will technically lead ATE projects from concept to deployment, mentoring junior engineers and collaborating with cross-functional teams in hardware, firmware, and manufacturing to enhance product test coverage, throughput, and diagnostic accuracy. Key Responsibilities:

Discover BSR: British Solar Renewables (BSR) develops, builds and maintains cutting‑edge solar, wind and battery storage projects across the UK and internationally. With over 700MWp delivered, we’re one of the UK’s leading renewable energy businesses, now we’re looking for a skilled Senior Service Technician to join our O&M team. As a Senior Service Technician, you’ll be the go‑to expert...

🚀 About Webigence and Spark Travel Webigence has 25 years of experience crafting UX‑first, often highly complex software. Our engineers pair forward‑thinking agile practices with an obsession for intuitive design, shipping products that feel effortless even when the logic underneath is anything but. Alongside a handful of long‑standing third‑party clients, we’re scaling our own SaaS...

We’re building something powerful. Let’s build it together. We've delivered high-performance embedded computing solutions for four decades across industries including defence, telecoms, and aerospace. We’re proud to be experts in what we do and are looking for more brilliant people to join our team. The Role Reporting into the Quality Assurance Manager, the Operations Quality Lead will play a...

We’re building something powerful. Let’s build it together. We've delivered high-performance embedded computing solutions for four decades across industries including defence, telecoms, and aerospace. The Role The Senior Hardware Test Engineer is responsible for defining, developing, and supporting automated test systems that enable efficient and scalable production of embedded computing...