6 jobs found in Barnsley

Technical Lead – AI * Inside IR35 * 3-days per week in Sheffield, 2-days remote We are seeking an experienced Technical Lead – AI to join a leading financial services client, helping drive the evolution of modern software engineering through applied AI and intelligent automation. This role sits within a fraud protection environment, focused on building AI agents to detect financial crime events and improve software delivery efficiency across engineering teams. The successful candidate will combine strong full-stack engineering expertise with hands-on experience deploying and integrating large language models and agentic AI workflows into production environments. Key responsibilities: * Designing and building AI agents for fraud detection and production engineering services * Embedding AI capabilities across the software development lifecycle, from code creation through to delivery * Improving engineering efficiency through AI-driven code validation, reviews, and...

API Developer (Golang/Python) – Financial Services * Inside IR35 * Sheffield (1–2 days/month onsite) A leading financial services organisation is seeking an experienced API Developer to join their team on a contract basis. This is a great opportunity to work on modern, scalable systems within a highly regulated and fast-paced environment. This role would suit a developer who enjoys working on backend systems but is comfortable contributing to full-stack solutions when needed. If you’re looking to make an impact within a major financial organisation, this could be a strong fit. Role Overview You’ll be responsible for designing, building, and integrating high-performance APIs, with a strong focus on Golang (preferred) or Python. You’ll also collaborate with front-end teams, contributing to web-facing components using technologies such as React or Node.js. Key Responsibilities * Design, develop, and maintain robust APIs * Ensure seamless integration across internal...

Cyber Incident Response Analyst - Contract Location: Sheffield (2 days onsite) Rate: £500 p/d Duration: 6 Months - July 2026 - January 2027 A large enterprise organisation is looking for a Cyber Incident Response Analyst to support their Cyber Defence team on a contract basis. This is a coordination-focused incident response role, managing cyber incidents through the response lifecycle rather than deep technical remediation. Experience Required Previous experience within Incident Response / Security Operations Strong understanding of the NIST incident response lifecycle Familiarity with MITRE ATT&CK and cyber kill chain frameworks Experience managing incidents and stakeholder communications Comfortable leading bridge calls and coordinating technical teams Strong process-driven mindset The Role Coordinate cyber security incidents end-to-end Manage incident bridge calls and communications Work closely with internal teams and external suppliers Support post-incident...

Full Stack .NET Developer (x3) Location: Leeds (1 day per month onsite) Rate: £500 per day Engagement: Contract IR35 Status: Inside IR35 Start Date: ASAP Duration: Initial 3 months Overview We're supporting a major NHS digital transformation programme and are looking for three experienced Full Stack .NET Developers. You'll be working on the development and enhancement of critical healthcare applications, helping deliver scalable, secure, cloud-native solutions that directly support NHS services and patient outcomes. This is an excellent opportunity for developers who enjoy working across the full stack, with a strong Microsoft technology background and modern front-end expertise. Key Responsibilities Design, develop and maintain enterprise-grade applications using .NET technologies Build and enhance responsive front-end applications using React and TypeScript Develop secure RESTful APIs and backend services Work within Azure-native environments, leveraging cloud-first...

Senior UX Designer** (Contract) Duration: 6 Months (Possibility for extension) Location: Leeds/Hybrid (2 days per week on site) Rate: A highly competitive Umbrella Day Rate is available for suitable candidates Role Profile Are you a passionate UX Designer looking to make a meaningful impact in the banking sector? We're seeking a talented UX Designer to join our dynamic team on a fixed-term contract. This is an exciting opportunity to shape user experiences for our innovative banking applications, driving design solutions that engage and empower our customers. Key Responsibilities: Lead the design process for our investments and pension platforms, ensuring a user-centered approach. Collaborate with cross-functional teams to define and implement innovative design solutions that enhance user engagement. Utilize your storytelling skills to convey design concepts and user journeys to stakeholders, ensuring alignment and buy-in. Engage with stakeholders to gather requirements,...

A leading organisation is seeking a Finance Data & Migration Assistant to support a major NetSuite Sales Orders implementation as part of a wider finance transformation programme. This fixed‑term role is ideal for someone with strong data skills and experience working in a finance environment. You will play a key part in preparing, validating, and migrating financial and contract data to ensure a successful system go‑live. Key Responsibilities Data preparation - organising and structuring large volumes of financial and contract data Data validation - checking accuracy, identifying issues, and resolving discrepancies with stakeholders Migration support - assisting with data uploads, reconciliations, and testing in NetSuite Ensuring data integrity during and after implementationWhat You'll Need to Succeed Experience working in a finance environment Strong Excel and data‑handling skills Exposure to ERP systems (ideally NetSuite) or data migration projects Excellent attention...