technical operations scientist jobs in Chesterfield

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.

Data Scientist - £70k | Remote / Hybrid | FinTech / Payments We’re working with an established FinTech / Payments business that has been helping customers manage and move money globally for many years. The company builds technology-led products that support low-cost, multi-currency payments and money management, operating across several regulated markets. They’re now investing further in their...

You will work on modernizing authentication and login experiences across multiple consumer applications, helping drive growth through high-quality user experience, experimentation, and data-driven decision making. This is a collaborative role, working closely with engineers, product managers, and cross-functional partners in a fast-paced environment.

You will design and build the systems that identify the signals that matter most for visibility, the retrieval and embedding architecture that feeds the models, the ranking and scoring framework that prioritises actions and the evaluation layer that measures how different LLMs behave across queries, surfaces and contexts.

You will need to work collaboratively across all SN CoE teams. Depending on your experience you will also: - Provide technical design authority and mentor more junior members of the team. - Technical lead for medium scale solutions ensuring designs meet customer requirements and achieve appropriate outcomes and deliverables.

Technical Sales Manager – UK (London & Surroundings / Bristol & West Midlands) At Rubio Monocoat, we protect wood in a smarter, more sustainable way. As a global leader in wood protection solutions, we operate in almost 100 countries from our headquarters in Izegem, Belgium. The UK is a fast-growing market for us, and due to internal promotions, we are ready to take our next step forward. To...

Job Description We are AMS. We are a global total workforce solutions firm; we enable organisations to thrive in an age of constant change by building, re-shaping, and optimising workforces. Our Contingent Workforce Solution (CWS) is one of our service offerings; we act as an extension of Rolls-Royces recruitment team and provide professional interim and temporary resources. Rolls-Royce is a...

www.StreamOrders.com Technical Partner Specialist (Europe-based) Location: Europe (remote-friendly, with regular overlap into US hours) About Stream Stream connects hospitality brands to the systems they rely on every day - from Point of Sale platforms like Square, Toast and Shift4, to marketplaces like DoorDash, Deliveroo, JustEat, and Uber Eats. We’re a small, fast-moving startup building...

Job Description Are you a Chartered Engineer (Electrical or Mechanical) with extensive rolling stock and fleet engineering experience? Have you successfully led and developed senior fleet or engineering teams within a regulated rail environment? If so, TXM Recruit are recruiting for an experienced Fleet Technical Manager located in Derby on a 6-month contract basis payingbetween £500 per day...

Job Title: Technical Account Manager – Key Account (IT Services) Location: Derby (Hybrid, 3 days on-site per week) Salary: £65-£70k, plus performance-based incentives About the Role We’re seeking an experienced Technical Account Manager to take accountability for a flagship customer account within the engineering and manufacturing sector. The role involves managing a high-profile division...

You will have built an optimization model using MILPs, heuristics, decomposition, or other methods (big focus on linear optimization, not so much on non-linear). In terms of skills you should have strong working experience with optimization solvers (e.g. Gurobi, Cplex, FICO Xpress optimization or other).

Data Operations Engineer (Early Career) Location: London (hybrid 3 days onsite) Level: Graduate / Early Career The Opportunity We’re working with a high-growth B2B SaaS startup building an advanced enterprise data and decision intelligence platform. They’re looking for a Data Operations Engineer at an early stage in their career who enjoys working behind the scenes to keep complex systems...

Data Operations Engineer (Early Career) Are you ready to apply Make sure you understand all the responsibilities and tasks associated with this role before proceeding. Location: London (hybrid 3 days onsite) Level: Graduate / Early Career The Opportunity We're working with a high-growth B2B SaaS startup building an advanced enterprise data and decision intelligence platform. They're looking...

Are you passionate about driving operational excellence in a fast-growing B2B environment? Do you thrive at the intersection of technology, data, and commercial strategy? We're looking for a Revenue Operations Manager who will play a key role in optimizing our sales process, owning our HubSpot CRM environment, and delivering actionable insights to accelerate growth. This role is central to...

Power Risk £100k - £120k plus 27 days holidays Car Allowance Bonus 15 % Health Cover Our client is a Global Insurance company that is growing rapidly and due to new awards, they are looking to expand the team Q1 This company has fantastic staff retention and great company culture . If you are looking for the next career challenge and in a long-term industry , please send your CV . - Provide,...

Machine Learning Engineer Fully Remote - UK based Up to £90,000 + Benefits About the Role We are working with a fully remote gaming and entertainment business that is scaling its data and machine-learning capabilities. With strong backing for data-driven decision-making, they are now looking for a Machine Learning Engineer to help operationalise, maintain, and optimise their ML systems across...

Global University Systems is building a modern AI platform to power how our universities recruit, teach, support, and serve students. The Director of AI will lead this transformation, turning promising ideas into production-grade AI solutions that create real value for students and staff. This role owns the AI roadmap end-to-end: from identifying high-impact use cases, to running rapid...

Overview At Element Digital Engineering, we don’t just solve problems, we engineer smart, practical solutions that shape industries. As part of the global Element Materials Technology group, we combine advanced simulation and consultancy with world-class testing, inspection, and certification expertise. From nuclear and aerospace to energy and defence, our work spans sectors and scales. One day...

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,...

Machine Learning Engineer - Contract (Financial Services, Outside IR35) Duration: 6 months Rate: £650 - £750 per day IR35: Outside Location: UK / Remote We’re seeking an experienced Machine Learning Engineer to support a Financial Services organisation on an initial 6-month contract, working on production-grade ML systems that operate in regulated, high-volume environments. This role is...