451 to 475 of 560 Legacy Systems Jobs in the UK

Systems Trainer - Student Systems Implementation Fixed-Term until October 2026) | £36,000 - £45,000 | Hybrid - London 1-2 day/week Are you experienced in delivering high-quality systems training and end-user support within large, complex environments? Are you excited by the idea of playing a key role in the successful rollout of a major student … systems implementation? We're looking for a confident and proactive Systems Trainer/Lead to join a major transformation programme at a forward-thinking university who are undergoing a massive transformation project. You'll work closely with implementation strand leads, Business Change manager and engage directly with senior users, helping them transition smoothly to a new student record … new digital capabilities across the student life cycle. What You'll Be Doing Working closely with SMEs in designing and delivering engaging training sessions and materials for new student systems as per releases (Release one is Admissions) Providing first-line support and expert advice to system users across multiple departments Advising on best practice use of the system to More ❯

these into NetSuite’s functionality Designing and configuring NetSuite system to meet the client’s business needs across Finance, E-commerce, Procurement etc. Migrating data from legacy systems to NetSuite Providing systems support, carrying out troubleshooting and diagnosis of software issues Providing systems training to end-users Keeping up-to-date with NetSuite’s latest More ❯

these into NetSuite’s functionality Designing and configuring NetSuite system to meet the client’s business needs across Finance, E-commerce, Procurement etc. Migrating data from legacy systems to NetSuite Providing systems support, carrying out troubleshooting and diagnosis of software issues Providing systems training to end-users Keeping up-to-date with NetSuite’s latest More ❯

define the long-term technical product vision while also getting into the details needed to drive day-to-day execution. You'll be the bridge between legacy systems and future-forward innovation-and manage a small team that's emotionally invested in their clients and brand, but who are hungry for smart, transformative change. Your key responsibilities … in this role you should be from a SAAS or PropTech business with an extensive technical product management background. You should have experience in working with legacy systems while being able to think strategically and commercially More ❯

In this role, you will lead the technical assurance and delivery of cybersecurity activities across a programme of work involving legacy and modern OT systems, rail-specific technologies, and industrial control components. You will work closely with engineering and operational teams to embed cybersecurity across the lifecycle, ensuring alignment with UK rail regulations, industry standards, and best … key UK rail sector client engagement, focusing on protecting operational technology (OT) and safety-critical systems. Provide hands-on technical leadership to guide the secure delivery of client-specific systems and solutions, ensuring alignment with project requirements, sector standards, and regulatory obligations. Collaborate with client engineering and programme teams to integrate cybersecurity into system design, deployment, and ongoing operations. … Define cybersecurity requirements within the client's environment, including rail-specific systems, legacy OT, and modern industrial platforms. Support developing and delivering security risk assessments, threat models, and control frameworks following the relevant standards. Contribute to the production and review of assurance artefacts, including security cases, risk registers, control implementation evidence, and compliance documentation. Provide expertise on More ❯

Survey and Assessment Conduct detailed surveys of OT devices, applications, and systems to identify operational inefficiencies, risks, and opportunities for improvement. Collaborate with stakeholders to gather requirements, priorities, and constraints for OT environments. Document inventory of hardware and software assets, including Legacy systems and emerging technologies. Analyze survey data to detect patterns, vulnerabilities, and trends within … Stakeholder Engagement Act as a liaison between technical teams, vendors, and business units to ensure clear communication and alignment. Lead workshops and training sessions to educate staff about OT systems and their functionalities. Develop and maintain strong relationships with key stakeholders to drive project success. Minimum of 5-7 years of experience in operational technology, industrial systems, or More ❯

and safety-critical infrastructure.In this role, you will lead the technical assurance and delivery of cybersecurity activities across a programme of work involving legacy and modern OT systems, rail-specific technologies, and industrial control components. You will work closely with engineering and operational teams to embed cybersecurity across the lifecycle, ensuring alignment with UK rail regulations, industry … key UK rail sector client engagement, focusing on protecting operational technology (OT) and safety-critical systems. Provide hands-on technical leadership to guide the secure delivery of client-specific systems and solutions, ensuring alignment with project requirements, sector standards, and regulatory obligations. Collaborate with client engineering and programme teams to integrate cybersecurity into system design, deployment, and ongoing operations. … Define cybersecurity requirements within the client's environment, including rail-specific systems, legacy OT, and modern industrial platforms. Support developing and delivering security risk assessments, threat models, and control frameworks following the relevant standards. Contribute to the production and review of assurance artefacts, including security cases, risk registers, control implementation evidence, and compliance documentation. Provide expertise on More ❯

so, please read on... Senior Automation Engineer Aberdeenshire - hybrid £45-£50 per hour (Outside IR35) 12-month initial contract Key Responsibilities: Lead the design, development, and commissioning of automation systems based on ABB 800xA and ACM 800. Manage and deliver full project lifecycle activities, including concept design, software configuration, FAT, SAT, and offshore installation. Collaborate with project teams and … automation and control engineering with full project lifecycle involvement. Offshore Survival Certificate (BOSIET or equivalent). Strong documentation and communication skills. Desirable Experience: Familiarity with legacy ABB systems such as AC450 or Safeguard . Experience with virtual machines (VMware or equivalent) . Offshore work experience with live system cutovers or upgrades. If this role is of interest More ❯

Automation Engineer Aberdeenshire - 5 days per week in office £45-£50 per hour (Outside IR35) 12-month initial contract Key Responsibilities: Lead the design, development, and commissioning of automation systems based on ABB 800xA and ACM 800. Manage and deliver full project lifecycle activities, including concept design, software configuration, FAT, SAT, and offshore installation. Collaborate with project teams and … automation and control engineering with full project lifecycle involvement. Offshore Survival Certificate (BOSIET or equivalent). Strong documentation and communication skills. Desirable Experience: Familiarity with legacy ABB systems such as AC450 or Safeguard . Experience with virtual machines (VMware or equivalent) . Offshore work experience with live system cutovers or upgrades. If this role is of interest More ❯

opportunity to architect security across one of the UK's most critical infrastructure environments. As a Security Architect , you'll embed secure-by-design principles across IT and OT systems, working alongside Solution Architects and a dedicated Cybersecurity team. You'll guide technical decisions that ensure risk, compliance, and innovation are aligned from day one. What You'll Do … patterns, architecture principles, and frameworks. Drive security architecture across digital programmes such as ITSM (ServiceNow) and back-office modernisation. Conduct threat modelling , risk analysis, and define security requirements for systems including remote access (VPNs) and secure OT-to-IT data exchange. Ensure compliance with industry standards such as ISO27001, NIS Directive , and NCSC's Cyber Assessment Framework (CAF) . … strategy. What You'll Bring 3+ years of experience as a Security Architect , ideally in enterprise or regulated environments. Deep understanding of IT/OT architecture, including air-gapped systems and the Purdue model . Experience supporting large-scale transformation programmes with cloud, infrastructure, and legacy system exposure . Familiarity with industry standards and secure system development More ❯

opportunity to architect security across one of the UK’s most critical infrastructure environments. As a Security Architect , you’ll embed secure-by-design principles across IT and OT systems, working alongside Solution Architects and a dedicated Cybersecurity team. You’ll guide technical decisions that ensure risk, compliance, and innovation are aligned from day one. ✅ What You’ll Do … patterns, architecture principles, and frameworks. Drive security architecture across digital programmes such as ITSM (ServiceNow) and back-office modernisation. Conduct threat modelling , risk analysis, and define security requirements for systems including remote access (VPNs) and secure OT-to-IT data exchange. Ensure compliance with industry standards such as ISO27001, NIS Directive , and NCSC’s Cyber Assessment Framework (CAF) . … strategy. 🧠 What You’ll Bring 3+ years of experience as a Security Architect , ideally in enterprise or regulated environments. Deep understanding of IT/OT architecture, including air-gapped systems and the Purdue model . Experience supporting large-scale transformation programmes with cloud, infrastructure, and legacy system exposure . Familiarity with industry standards and secure system development More ❯

as the business grows. What You’ll Be Doing Designing and building modern Java microservices in an event-driven architecture Leading the break-up of legacy monolith systems into scalable, decoupled services Driving best practices in code quality, architecture, and delivery Collaborating closely with product managers, designers, and engineering peers Providing mentorship and leadership within the team … Helping the business scale safely and efficiently through pragmatic engineering decisions What You’ll Bring 6+ years of Java development experience, including deep knowledge of microservices Experience migrating monolithic systems into modern service architectures Strong grasp of system design, distributed systems, and cloud-native development A technical mindset grounded in real-world delivery and commercial impact Experience in … to-work & tech scheme Flexible working environment Work with a mission-led scaleup, solving real-world safety problems Interested? If you're a pragmatic Java engineer who loves clean systems, building for scale, and leading others toward technical excellence. Feel free to apply for the role or reach out to Ryan Quinn directly on LinkedIN. More ❯

Established companies have legacy systems and software that require years' experience to use it well or a bookshelf of manuals to operate it. When these systems are no longer fit-for-purpose, the usual response is to hire an IT consultancy on a slightly better system, but is there another way? This growing start-up is More ❯

Improving productivity in industry through ML based software development Established companies have legacy systems and software that require years' experience to use it well or a bookshelf of manuals to operate it. When these systems are no longer fit-for-purpose, the usual response is to hire an IT consultancy on a slightly better system, but More ❯

entering a pivotal phase of its technology evolution. With operations across multiple international offices and a 20+ year history of growth, the company is transitioning from legacy systems to a modern, data-centric infrastructure inspired by top-tier professional services models. A newly organized, high-integrity data environment is now in place, laying the foundation for building … team performance. Productization & Process Optimization: Transform KPIs into user-centric tools and dashboards that influence consumer behavior, focusing on both speed and delivery quality. Tool Integration: Act as a systems integrator—identify, vet, and scale best-in-class third-party tools to streamline workflows and ensure adoption across a 1,500+ user base. Team Leadership: Rebuild and lead a … user services organization. Demonstrable track record of translating business strategy into rapid, measurable commercial outcomes through technology. Strong expertise in data engineering, data science principles, BI, product management, and systems integration. Experience productizing KPIs and driving user adoption of technology tools across a large, distributed sales-oriented workforce. Hands-on leader, capable of being "in with the troops" and More ❯

entering a pivotal phase of its technology evolution. With operations across multiple international offices and a 20+ year history of growth, the company is transitioning from legacy systems to a modern, data-centric infrastructure inspired by top-tier professional services models. A newly organized, high-integrity data environment is now in place, laying the foundation for building … team performance. Productization & Process Optimization: Transform KPIs into user-centric tools and dashboards that influence consumer behavior, focusing on both speed and delivery quality. Tool Integration: Act as a systems integrator—identify, vet, and scale best-in-class third-party tools to streamline workflows and ensure adoption across a 1,500+ user base. Team Leadership: Rebuild and lead a … user services organization. Demonstrable track record of translating business strategy into rapid, measurable commercial outcomes through technology. Strong expertise in data engineering, data science principles, BI, product management, and systems integration. Experience productizing KPIs and driving user adoption of technology tools across a large, distributed sales-oriented workforce. Hands-on leader, capable of being "in with the troops" and More ❯

OpenLink Endur Technical Business Analyst (Metals) - London (AVP) Overview The OpenLink Endur Business Analyst is a position responsible for establishing and implementing new or revised application systems and programs in coordination with the Technology team. This candidate will be primarily developing an understanding of our users' strategic direction, issues, and project goals. The successful candidate must be able to … busy periods. Responsible for designing and developing a technology stack, leveraging on a combination of existing platforms and building new strategic platforms, and migrate existing business functions from legacy systems. Close interaction with Traders and Quants to understand new requirements for applications across the platform, specifically focused on trade modelling and lifecycle. Increase productivity of the technology teams More ❯

work closely with our business units. Our Technology teams offer an environment that presents you with exciting challenges-whether through the support and further development of legacy systems or the introduction of modern technologies such as AI, machine learning, and highly automated trading applications. Our IT department, with around 300 employees, works predominantly in an agile manner More ❯

running webinars or trade show events. Why Join Aion Silicon? Tangible impact: Help shape the pipeline for next‐gen AI silicon. Clean slate tech stack: No legacy systems—build it your way. Expert team: Collaborate with experienced engineers and commercial leaders who prioritise outcomes and continuous improvement. Ready to build something that matters? Apply now and help More ❯

running webinars or trade show events. Why Join Aion Silicon? Tangible impact : Help shape the pipeline for next‐gen AI silicon. Clean slate tech stack : No legacy systems—build it your way. Expert team : Collaborate with experienced engineers and commercial leaders who prioritise outcomes and continuous improvement. Ready to build something that matters? Apply now and help More ❯

an experienced and creative Network Engineer to play a key role in supporting the IT infrastructure that underpins internationally recognised scientific research and teaching. You’ll join a skilled Systems and Networks team responsible for maintaining a complex server and network environment supporting over 6,000 users across a multi-site organisation. This is a rare opportunity to help … commercial IT environment. Key Responsibilities: Lead the design, installation and ongoing management of the organisation’s enterprise network infrastructure. Develop network management tools and help modernise legacy systems with an eye on security, scalability, and performance. Provide advanced administration across network and associated infrastructure, including VMware, firewalls, LAN/WAN, data centres, and monitoring platforms. Manage and … contribute to strategic IT transformation projects including network refreshes, systems integration, and onboarding of new departments. Provide technical leadership and third-line support for critical services. About You: We’re looking for someone with: Strong hands-on experience with Cisco and Fortinet (or similar) technologies. Deep technical knowledge of enterprise networking (switches, firewalls, routing, cabling). A practical understanding More ❯

solutions is seeking an experienced Network Consultant to drive the design, implementation, and deployment of a next-generation network migration project. This role focuses on transitioning from a legacy network to a modern, high-performance infrastructure utilizing Cisco Nexus, Catalyst, SDN/ACI, and VxLAN with Spine & Leaf Topology. The ideal candidate will bring deep expertise in enterprise … free to reach out and apply today! Key Responsibilities: Network Design & Implementation - Architect and deploy scalable, high-performance network solutions. Deployment & Migration - Oversee the transition from legacy systems to a next-generation environment. Cisco Technologies - Work extensively with Cisco Nexus, Catalyst, and SDN/ACI. VxLAN & Spine-Leaf Topology - Implement advanced network fabric for improved performance and More ❯

and play a foundational role in shaping its future. Why This Role Stands Out Greenfield Build: you will work on a completely new product with no legacy systems, just the freedom to innovate. High Impact: As the first engineer in the UK, you will influence architecture, product direction, and engineering culture. Hybrid Flexibility: The role is based … or Scala is highly desirable. A proactive, hands-on engineer who can lead by example and help scale the team and technology. Key Responsibilities Design and build scalable, secure systems from the ground up. Collaborate with cross-functional teams to bring innovative ideas to life. Establish engineering best practices and contribute to a strong technical culture. Mentor future hires More ❯

UK telecoms provider. This role will lead on the delivery of fibre clearance and site rationalisation across a large portfolio of active network locations, supporting the decommissioning of legacy infrastructure. Fibre Delivery Manager Responsibilities: Deliver end-to-end fibre and network clearance activity across multiple sites Coordinate field partners for civils, cabling, splicing, audits and outages Review HLDs … escalate risks such as GIS mismatches, deployment delays or access issues Engage key stakeholders across planning, build, and programme delivery teams Support tooling transition away from legacy systems and contribute to reporting governance Ensure GIS and network inventories are updated following fieldwork Fibre Delivery Manager Requirements: Current SC clearance is essential Strong background in fibre network delivery More ❯

UK telecoms provider. This role will lead on the delivery of fibre clearance and site rationalisation across a large portfolio of active network locations, supporting the decommissioning of legacy infrastructure. Fibre Delivery Manager Responsibilities: Deliver end-to-end fibre and network clearance activity across multiple sites Coordinate field partners for civils, cabling, splicing, audits and outages Review HLDs … escalate risks such as GIS mismatches, deployment delays or access issues Engage key stakeholders across planning, build, and programme delivery teams Support tooling transition away from legacy systems and contribute to reporting governance Ensure GIS and network inventories are updated following fieldwork Fibre Delivery Manager Requirements: Current SC clearance is essential Strong background in fibre network delivery More ❯