senior systems analyst jobs in Doncaster

You will execute projects that combine strategic insight with tech-forward solutions to deliver end-to-end, decision-ready outputs for clients. The role requires intellectual curiosity, analytical rigor, creativity, and structured strategic thinking, with strong client engagement and clear opportunities for professional growth as a trusted extension of client teams.

You will focus on orchestrating process and quality transformation—analyzing current practices, diagnosing bottlenecks, and implementing robust, scalable solutions that radically improve reliability, efficiency, and the time-to-launch for new sites. Key Responsibilities

Position Title: Electrical Engineer – BESS Salary: £45K - £55K + bonus Location: United Kingdom Your New Employer You’ll be joining a globally respected energy solutions provider at the forefront of utility-scale battery energy storage. With a strong track record in grid-connected projects and an international footprint, the business delivers full turnkey BESS solutions for some of the most...

You will act as Fidra’s HV technical and safety authority, with the mandate to design, own, and evolve the HV rules, switching regimes, and operational standards used across the business. What you build here will not stay on one site — it will scale.

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...

🚀 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...

Note - role reposted after re-evaluation of grade level. About Colt Data Centre Services Colt Data Centre Services (DCS) has over 20 years’ experience in designing, building and operating energy-efficient, reliable data centres – hosting significant financial, media, corporate and cloud wholesale providers across the world. Our customers are at the heart of everything we do. We endeavour to...

OVERALL SUMMARY At Close Brothers we look to recruit individuals from all different backgrounds and encourage you to apply even if you don’t tick every box. We celebrate diversity, promote inclusivity and are open to discuss flexible work options to help you balance your work and home life. Join the Close Brothers Retail Operations Team where you will document data provisioning requirements...

You should be comfortable with most of our core technologies:

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.

Ciklum is looking for a Senior Intelligent Automation Engineer to join our team full-time in the UK. We are a custom product engineering company that supports both multinational organizations and scaling startups to solve their most complex business challenges. With a global team of over 4,000 highly skilled developers, consultants, analysts and product owners, we engineer technology that...

You will also bring solid leadership capability and confidence managing people, systems, and budgets. Essential experience & skills include:

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. 🎯...

Reports to: Technology Director / Executive Sponsor Location: Remote with occasional travel to London (2 times a month) Contract: Full-time, permanent Base Salary: £70,000 – £80,000 location and experience dependent + 10% company bonus scheme and sales commission scheme Why This Role Exists Serve Legal is entering a new chapter: evolving beyond compliance auditing into AI enabled,...

Senior Rust Engineer UK, fully remote (Must be based in the UK now) Sadly no sponsorship possible Up to £95K Skills: Rust | Backend Systems | gRPC | Postgres | Integrations I’m partnering with an early-stage, product-led startupbuilding a platform for transport operations - frankly, one of the most complex, real-time environments in the world. The team are already profit making with runway...

Title: Senior Account Director (Strategic New Business) Location: UK, hybrid About GTT: GTT is a leading networking and security as a service provider for multinational organizations, simply and securely connecting people and machines to data and applications – anywhere in the world. We serve thousands of organizations, bringing together the right people, partners and technology to reduce the...

Senior Data Engineer | Remote (UK or Europe) A leading prop trading firm is hiring a Senior Data Engineer to take ownership of their trading and market data infrastructure. Operating globally with connectivity to dozens of exchanges, the firm executes millions of trades daily with data playing a mission-critical role in every aspect of the business. This is a high-impact, high-autonomy role in...

🚀 Senior Full-Stack Engineer – TypeScript / React / AWS 💰 Up to £80k | Fully Remote (UK) 💻 Tech Stack: TypeScript, Node.js, React.js, AWS ✅ Slight backend lean We’re on the hunt for a hands-on Senior Engineer to join a fast-moving team delivering real, production grade systems. This isn’t R&D or proof-of-concept work, they’re shipping cloud-native, AI-enabled products that customers actually...

You will be responsible for the safe operation, switching, and maintenance of high-voltage networks, ensuring compliance with all relevant safety rules and regulations. Key Responsibilities: - Carry out HV switching operations up to 33kV under safety rules. - Issue and cancel safety documents (e.g., permits to work, isolation certificates).

You will act as Fidra’s operational SHEQ authority, joining during construction to prepare the site for operations and ensuring that safety expectations established early are sustained. This is a hands-on, high-influence role focused on how safety actually works on site — not how it looks in a policy folder.