System Test Engineer jobs in Doncaster

You will lead technical development, shape product innovation, and work closely with customers and internal teams to create world-class cooling solutions.

Our client, an operational technology and digital transformation company, is recruiting for a Senior/Lead Protection & Control Systems Engineer to join their business in Staffordshire. Position Title: Senior/Lead Protection & Control Systems Engineer Position Type Permanent Start Date: ASAP Location: Remote from UK Contact: Ashish Rastogi| +44 151 808 1029 Job Description: - As part...

You will be responsible for the entirety of the back end features of the products.

You will be in charge of building scalable backend services and awesome messaging queues.

You will be responsible for developing a Python-based back end platform that's handling 100,000+s of interactions daily.

Contract – 8 Months Inside IR35 Remote – UK Power Systems Consultant (EMT & RMS Studies) The consultant will support power system projects across multiple phases by delivering high-quality electrical studies and technical documentation. Key Responsibilities - Develop and validate EMT and RMS models for assets such as WTGs, PPCs, and STATCOMs. - Plan and execute design and Grid Code...

You will act as the central technical interface between customers and Keysight teams, with a strong focus on high-speed digital and physical-layer standards. Keysight is at the forefront of technology innovation, delivering breakthroughs and trusted insights in electronic design, simulation, prototyping, test, manufacturing, and optimization.

Salesforce Test Analyst Note: Active SC Clearance Required Role overview: We are seeking a highly skilled and experienced Quality Assurance Consultant to join our team on a permanent basis. The successful candidate will be primarily responsible for ensuring the quality of Salesforce Service Cloud solutions throughout the development lifecycle. This role demands a strong background in software...

You will primarily work on supporting Automation projects in designing, developing, and commissioning automation systems and hardware.

You must be able to demonstrate good organisation skills and time keeping, along with attention to detail when producing the designs and development.

You will lead technical development, shape product innovation, and work closely with customers and internal teams to create world-class cooling solutions.

Senior Full Stack Engineer | Up to £110K | One of the UK's fastest growing AI platforms | UK Remote | React/Node/TypeScript I am currently working with one of the fastest-scaling platforms in the creator economy which is a creator-first, AI-powered product that enables creators around the world to directly monetise their audiences. Every system you build will operate at serious global scale. 🎯...

You will support in reverse engineering and deep understanding of vulnerabilities, including impact analysis and automation.

You must relish the challenge of findings critical vulnerabilities in complex software binaries through automation and manual practices. Creativity is highly valued; being able to find novel vulnerabilities is essential in this role.

You will shape how our engineers build, test, release, and monitor software, ensuring frictionless workflows while keeping ownership of business logic, test quality, and development practices firmly with the product engineering teams.

Senior Quality Engineer Medical Device Startup | £60M Raised Why This Role Matters This is a rare opportunity to join a high-growth medical device startup that has raised £60M from top-tier investors and is scaling rapidly towards global commercialisation. The company is building next-generation medical technologies that will meaningfully improve patient outcomes. As Senior Quality Engineer,...

You will have the opportunity to be part of a global high-performing dynamic software team, doing what you do best. The role is focused on designing and building the best solutions for our users in over 120 countries, whilst maintaining best practices in software development.

At Orange Logic, we’ve been solving complex content challenges for over two decades—driven by innovation, curiosity, and a passion for impact, our intelligent Digital Asset Management (DAM) system, Orange Logic Platform, empowers organizations across industries to manage, access, and leverage their digital assets more effectively. We’re not just building powerful software—we’re building a team of...

QA Engineer – Fintech | Fully Remote (UK) | £60,000–£65,000 About the Role Our client within the Fintech space is scaling rapidly and transforming the way money moves. Quality is at the heart of everything they do, and you’ll play a key role in ensuring their products remain robust, secure and seamless as they continue to grow. As part of a collaborative full-stack product team—including...

Key Responsibilities - Design, implement, and maintain software for nuclear systems, ensuring compliance with safety and regulatory standards. - Develop software for reactor control, monitoring systems, data acquisition, simulation, and predictive analytics. - Collaborate with multidisciplinary teams including nuclear engineers, electrical engineers, and safety specialists. - Apply best...

You will design and build APIs that enable products, partners and AI services to work together, including: Building RESTful APIs using C# .

You will likely bring: Strong experience building backend services in C# .

At Orange Logic, we’ve been solving complex content challenges for over two decades—driven by innovation, curiosity, and a passion for impact, our intelligent Digital Asset Management (DAM) system, Orange Logic Platform, empowers organizations across industries to manage, access, and leverage their digital assets more effectively. We’re not just building powerful software—we’re building a team of...

You will be in charge of building scalable backend services and awesome messaging queues.

You will be responsible for developing a Python-based back end platform that's handling 100,000+s of interactions daily. So the ideal candidate will come from a background of working with applications that are processing large amounts of data, transactions or instances daily.

A global engineering leader seeks an experienced Systems Design Engineer to innovate in HVAC and liquid-cooling systems. The ideal candidate will have at least 5 years of hands-on design experience and a degree in Mechanical or a related field. This role offers a competitive salary and the chance to drive future product strategy in a collaborative environment. Join and impact the development of...