26 to 50 of 266 Legacy Systems Jobs in the UK excluding London

functional and technical teams to define future-state process and technology landscapes. Drive solution governance, overseeing architecture reviews, risk assessments and design validations across all program workstreams. Evaluate existing systems and recommend cloud migration and modernization strategies. Ensure integration of Oracle SaaS with legacy systems, third-party platforms and enterprise tools. Define and oversee reference architectures More ❯

HM Land Registry (HMLR) is undertaking one of the largest transformation programmes in government, modernising the digital systems that support over £7 trillion of property ownership. As a Senior Software Developer, you'll take a leading role in designing and delivering the systems and services that power this national infrastructure. Salary up to £60,800, 29% employer pension … Software Developer, you'll combine hands-on coding with technical leadership. You'll work in a multidisciplinary team of developers, testers, product managers and architects to build secure, scalable systems and help guide technical direction across your team. You'll also mentor colleagues and contribute to improving development processes and standards across the Software Development Practice. HMLR's Developers … work on a variety of projects that are central to their digital transformation. This includes rebuilding core registration and casework systems, geospatial data initiatives, developing new cloud-native services and modernising legacy applications into scalable, containerised solutions. If you would like to find out more about the role, The Software Development profession and what it's like More ❯

HM Land Registry (HMLR) is undertaking one of the largest transformation programmes in government, modernising the digital systems that support over £7 trillion of property ownership. As a Senior Software Developer, you'll take a leading role in designing and delivering the systems and services that power this national infrastructure. Salary up to £60,800, 29% employer pension … Software Developer, you'll combine hands-on coding with technical leadership. You'll work in a multidisciplinary team of developers, testers, product managers and architects to build secure, scalable systems and help guide technical direction across your team. You'll also mentor colleagues and contribute to improving development processes and standards across the Software Development Practice. HMLR's Developers … work on a variety of projects that are central to their digital transformation. This includes rebuilding core registration and casework systems, geospatial data initiatives, developing new cloud-native services and modernising legacy applications into scalable, containerised solutions. If you would like to find out more about the role, The Software Development profession and what it's like More ❯

code with precision At times you will be asked to shape epics and tickets yourself - always aligned with the CTO's direction Build new features, fix problems in old systems and keep everything running fast and reliable Work on a mix of greenfield projects and legacy systems - both matter and both need doing right About You … it gets messy Respectful - confident in your skills without arrogance Confident resilient pragmatic and results-driven Clear judgement and able to balance speed with quality Experienced in building new systems and fixing legacy Keeps calm under pressure and still delivers Raises the bar for those around them by example Working Style Execute CTO direction with precision Deliver …/CD and cloud hosting Architecture scalability performance tuning Education 2:1+ degree in Software Engineering Experience 7+ years in software engineering Proven ability to deliver independently on complex systems while aligning with overall technical strategy Please contact Alvin More ❯

I am on the lookout for an Enterprise/Solution Architect for a top 50 Law firm and will sit in the Business Systems team that ensures that core business applications and data platforms are reliable, scalable, and aligned with the firm's objectives. Acting as the link between business needs and technology delivery, the team drives digital transformation … estates, reduce technical debt and enable outstanding client and colleague experiences. Solution Design: Develop and design innovative technology solutions that address technical debt, modernise legacy systems, and create new digital products and services across both internal and client-facing initiatives. Strategy: Help set and deliver the firm's technology strategy, aligning solutions with business goals … Provide technical leadership and guidance throughout the project lifecycle, from concept to implementation, ensuring best practices and standards are followed. Integration: Ensure seamless integration of new solutions with existing systems and platforms, maintaining data integrity and security. Collaboration: Work closely with lawyers, clients, internal technical resources, and third-party suppliers to understand requirements, gather feedback, and ensure solutions meet More ❯

Hybrid) Salary £80,000 - £90,000 DOE About the Opportunity A trailblazer in the legal sector is seeking a Solutions Architect with a specialist focus on legacy systems transformation, API-centric design, and enterprise-scale data platform migration. The company is recognised for embracing cutting-edge technology and innovation, driving platform modernisation to support the professional services … architecture role offers the chance to lead on technology consolidation, shape future-state data and application landscapes, and set a clear roadmap for unifying and migrating core business-critical systems to modern SaaS and Azure-based solutions. Key Responsibilities Application Portfolio Mapping: Catalogue and document all enterprise systems, with focus on legacy platforms and complex business … portfolio rationalisation and IT modernisation projects in complex organisations. Strong hands-on experience with Azure and cloud-native integration strategies. Deep understanding of API design, data migration, and enterprise systems integration. Desirable Legal/FinTech/InsurTech/Professional Services sector experience. Experience with legal operations or industry-specific platforms (such as workflow and data processing tools). Certifications More ❯

Hybrid) Salary £80,000 - £90,000 DOE About the Opportunity A trailblazer in the legal sector is seeking a Solutions Architect with a specialist focus on legacy systems transformation, API-centric design, and enterprise-scale data platform migration. The company is recognised for embracing cutting-edge technology and innovation, driving platform modernisation to support the professional services … architecture role offers the chance to lead on technology consolidation, shape future-state data and application landscapes, and set a clear roadmap for unifying and migrating core business-critical systems to modern SaaS and Azure-based solutions. Key Responsibilities Application Portfolio Mapping: Catalogue and document all enterprise systems, with focus on legacy platforms and complex business … portfolio rationalisation and IT modernisation projects in complex organisations. Strong hands-on experience with Azure and cloud-native integration strategies. Deep understanding of API design, data migration, and enterprise systems integration. Desirable Legal/FinTech/InsurTech/Professional Services sector experience. Experience with legal operations or industry-specific platforms (such as workflow and data processing tools). Certifications More ❯

code with precision At times you will be asked to shape epics and tickets yourself - always aligned with the CTO's direction Build new features, fix problems in old systems and keep everything running fast and reliable Work on a mix of greenfield projects and legacy systems - both matter and both need doing right About You … it gets messy Respectful - confident in your skills without arrogance Confident resilient pragmatic and results-driven Clear judgement and able to balance speed with quality Experienced in building new systems and fixing legacy Keeps calm under pressure and still delivers Raises the bar for those around them by example Working Style Execute CTO direction with precision Deliver …/CD and cloud hosting Architecture scalability performance tuning Education 2:1+ degree in Software Engineering Experience 7+ years in software engineering Proven ability to deliver independently on complex systems while aligning with overall technical strategy LOOKING FOR WORK? The job of your dreams or the career you have always hankered after is just a few mouse clicks away More ❯

heart of wing manufacturing for the world's leading commercial aircraft. As an IT in OT Technician, you'll play a vital role in maintaining and securing the IT systems embedded within our industrial assets. You'll work closely with plant maintenance, manufacturing operations, and support teams to ensure our production technology is robust, secure, and ready for the … Technical Skills: Experience installing security software and system patches, performing and restoring software/database backups, and managing IT documentation. Networking: Good understanding of networking infrastructure and MS operating systems (including legacy systems). Familiarity with Google Workspace is a plus. Communication: Confident communicator, able to engage with both IT professionals and end users on the More ❯

heart of wing manufacturing for the world's leading commercial aircraft. As an IT in OT Technician, you'll play a vital role in maintaining and securing the IT systems embedded within our industrial assets. You'll work closely with plant maintenance, manufacturing operations, and support teams to ensure our production technology is robust, secure, and ready for the … Technical Skills: Experience installing security software and system patches, performing and restoring software/database backups, and managing IT documentation. Networking: Good understanding of networking infrastructure and MS operating systems (including legacy systems). Familiarity with Google Workspace is a plus. Communication: Confident communicator, able to engage with both IT professionals and end users on the More ❯

of this mission, the Data Engineer role focuses on the planning, execution, and management of data migration projects. Data Engineer are responsible for transferring data from legacy systems to new platforms, ensuring accuracy, consistency, and adherence to data integrity standards. Analyse existing data structures and understand business requirements for data migration. Design and implement robust data migration … RBAC implementation. Cloud automation and orchestration tools like Terraform and Airflow. Strong analytical skills to assess data quality, identify inconsistencies, and troubleshoot data migration issues. Understanding of database management systems (SQL Server, Oracle, MySQL and NoSQL) and SQL query optimisation. Ability to plan and execute data migration projects, manage timelines, and coordinate with stakeholders. Precision in handling large volumes More ❯

Develop and maintain detailed project plans, timelines, and resource allocations. Oversee project governance, risk management, and reporting. Process & Change Management: Map and embed new processes, drive adoption of new systems, and support change management activities to ensure smooth operational transition. Data Migration & Quality: Oversee data extraction, cleansing, migration, and validation from legacy systems to EnergyCAP, ensuring … data integrity and audit-readiness. You will be expected to demonstrate how you have managed operational data and systems transitions in previous roles-planning, executing, and embedding new ways of working. Testing & Go-Live: Coordinate system configuration, user acceptance testing (UAT), training, and go-live activities. Ensure robust handover to business-as-usual (BAU) teams. Performance Tracking: Monitor project … Apply a structured approach to risk identification and mitigation, with particular focus on data migration and operational handover. Digital Transformation: Lead the digital transformation journey by ensuring that new systems and processes are not only implemented but also fully embedded and operationalised to deliver tangible business value. Utilities Project Manager Experience Required Proven experience as a Project Manager delivering More ❯

of a team taking ownership to specify, develop and test the sub-system; also being responsible for varying specialist services which involve the choice and application of diverse processes, systems and techniques. Office based in Farnborough. SC Cleared or eligible for SC. What you'll be doing: SharePoint SME to build SharePoint solutions that are both Resilient and Fault … content types to support business processes and governance requirements. Implement secure access and permissions models in line with organizational and MOD/NCSC policies. Integrate SharePoint with other enterprise systems (e.g. ServiceNow, Power BI, Azure, and legacy systems). Customise the SharePoint user experience through modern UI design, scripting (JavaScript/TypeScript), and web part development. More ❯

provide administrative support for their designated Trust (GWH, RUH, or SFT) in managing the Patient Administration System (PAS) powered by Cerner Millennium, along with other key clinical and business systems such as pathology, radiology, pharmacy, and legacy platforms. System Administration: Manage user access, security profiles within the BSW STP, clinic templates, and correspondence setup. Maintain records of … configurations and ensure change control. Scheduling & Integration: Configure and coordinate clinic schedules, letter templates, and integration with downstream systems (eReferral Service, DrDoctor, Apollo, Synertec). Data Quality & Reporting: Generate and distribute reports, resolve data errors using national resources, and implement corrective actions to maintain data integrity. Issue Resolution: Provide end-user support for complex queries, troubleshoot problems, and liaise … with suppliers and internal teams for resolution. Legacy System Support: Continue administration of legacy systems until decommissioned, including running business applications and reports. Collaboration & Communication: Build strong relationships with internal teams and external suppliers, communicate sensitive information, and support policy development. Documentation & Compliance: Log incidents, maintain accurate records, and ensure all updates and actions are More ❯

Excellent problem-solving, analytical, and communication skills. Excellent communications skills with the ability to convey technical solutions to a non-technical audience. Ability to work with legacy systems while driving modernization. Experience and familiarity with SQL, Blazor & Blazor patterns, SignalR, Azure DevOps, PowerShell, Python, MAUI. Experience with database technologies (e.g., MSSQL, MySQL, MongoDB) and ORM frameworks. Experience More ❯

transformation initiatives across various sectors. Your Role Lead the design and implementation of cloud-native data platforms using AWS. Architect and deliver data modernisation strategies, transitioning legacy systems to scalable, cloud-native solutions. Design and implement lakehouse architectures that unify data lakes and data warehouses for advanced analytics and AI/ML workloads. Collaborate with other solution More ❯

interactions, generating reports, and offering actionable insights to stakeholders, Provide business analysis consultancy support to projects, requests for change in the Group Change Programme of work, including process or systems improvements. Create detailed requirements and analysis documentation in the format required by the project, request for change or programme of work. Suggest changes that will create business efficiencies with … Awareness Familiarity with regulations around document retention, audit trails, and customer communications (e.g., GDPR, FCA guidelines). Change Management Experience Ability to support the transition from legacy systems to a new platform, including training, communications, and adoption strategies. Knowledge of Document Management Systems (DMS) Experience with DMS platforms, especially around version control and workflow automation. Integration … Awareness Understanding of how the DMS will integrate with existing systems (e.g., CRM, policy admin systems, letter generation tools). Data Migration & Quality Assurance Experience in supporting data/document migration activities, including validation, testing, and reconciliation Disability Statement People's Partnership is an equal opportunities employer. We believe everyone has the right to be treated fairly, with More ❯

HM Land Registry (HMLR) are modernising the systems and services that underpin property ownership across England and Wales - some of the most valuable data in the UK economy. As a Software Developer, you'll play an important role in designing, building and supporting the digital services that help secure property rights and enable the housing market to function. Salary … work in multidisciplinary agile teams with product managers, delivery managers, testers, business analysts and user researchers. Together they design, build and maintain digital cloud services and legacy systems that power HMLR's core services. The community promotes modern engineering standards, continuous improvement and peer learning, offering opportunities to collaborate across teams, contribute to communities of practice and … built and operated across the organisation. HMLR's Developers work on a variety of projects that are central to their digital transformation. This includes rebuilding core registration and casework systems, geospatial data initiatives, developing new cloud-native services and modernising legacy applications into scalable, containerised solutions. If you would like to find out more about the role More ❯

HM Land Registry (HMLR) are modernising the systems and services that underpin property ownership across England and Wales - some of the most valuable data in the UK economy. As a Software Developer, you'll play an important role in designing, building and supporting the digital services that help secure property rights and enable the housing market to function. Salary … work in multidisciplinary agile teams with product managers, delivery managers, testers, business analysts and user researchers. Together they design, build and maintain digital cloud services and legacy systems that power HMLR's core services. The community promotes modern engineering standards, continuous improvement and peer learning, offering opportunities to collaborate across teams, contribute to communities of practice and … built and operated across the organisation. HMLR's Developers work on a variety of projects that are central to their digital transformation. This includes rebuilding core registration and casework systems, geospatial data initiatives, developing new cloud-native services and modernising legacy applications into scalable, containerised solutions. If you would like to find out more about the role More ❯

HM Land Registry (HMLR) are modernising the systems and services that underpin property ownership across England and Wales - some of the most valuable data in the UK economy. As a Software Developer, you'll play an important role in designing, building and supporting the digital services that help secure property rights and enable the housing market to function. Salary … work in multidisciplinary agile teams with product managers, delivery managers, testers, business analysts and user researchers. Together they design, build and maintain digital cloud services and legacy systems that power HMLR's core services. The community promotes modern engineering standards, continuous improvement and peer learning, offering opportunities to collaborate across teams, contribute to communities of practice and … built and operated across the organisation. HMLR's Developers work on a variety of projects that are central to their digital transformation. This includes rebuilding core registration and casework systems, geospatial data initiatives, developing new cloud-native services and modernising legacy applications into scalable, containerised solutions. If you would like to find out more about the role More ❯

we are committed to delivering world-class digital experiences for our customers, partners, and stakeholders. Are you a Senior Software Engineer with a passion for building high-performing, scalable systems and solving complex technical challenges? We’re looking for a talented engineer with strong expertise across .NET and SQL Server to join our team during an exciting period of … with a strong focus on SQL, ETL, data pipelines, performance tuning, and system integrations. You’ll play a key role in shaping our future architecture, modernising legacy systems, and driving improvements in quality, performance, and scalability. This is a hands-on engineering role to start, with a clear path to progression into a Tech Lead position -where … DataBricks Implement clean, maintainable code using SOLID principles and design patterns Collaborate with architecture and product teams to deliver high-quality software at pace Refactor and re-platform legacy data centric components into modern, cloud-first services Data Engineering Drive ETL development, data ingestion, and transformation pipelines Improve database performance and optimise slow-running queries across large datasets More ❯

mission, the Data Migration Specialist role focuses on the planning, execution, and management of data migration projects. Data Migration Specialists are responsible for transferring data from legacy systems to new platforms, ensuring accuracy, consistency, and adherence to data integrity standards. Analyse existing data structures and understand business requirements for data migration. Design and implement robust data migration More ❯

Role OverviewThe client is seeking a mid-to-senior level contractor with strong backend and infrastructure development experience. The successful candidate will work on maintaining and upgrading a legacy Java/Oracle system, collaborating with existing developers to gain domain knowledge and contribute to modernisation efforts using cloud-based technologies. Key Responsibilities* Maintain and enhance a monolithic Java … skills and a passion for working with data* Be comfortable working with legacy Oracle PL/SQL code and motivated to improve it* View legacy systems as an opportunity to gain valuable domain knowledge* Embrace 3rd line support responsibilities and seek ways to automate and improve support processes* Be proficient in test-driven development and More ❯

is partnered with a fast-growing, family-run organisation undergoing a major digital transformation. We’re looking for a hands-on, people-focused Head of IT who can modernise systems, uplift the perception of IT across the business, and lead a small but capable technology team through an exciting period of change. This is a true leadership role for … someone who enjoys being close to the operation, visible to staff, and trusted by the leadership team. You’ll also play a pivotal role in the rollout of new systems, including their Salesforce-based ERP, while shaping an empowered, proactive, high-performing IT culture. Key Responsibilities Lead, mentor, and develop a team across support, development, cybersecurity, and programme delivery … Modernise and stabilise legacy systems and lead the transition to a future-fit IT landscape Manage infrastructure, networking, cybersecurity, and system resilience across a multi-site operation Drive a positive IT reputation by building strong relationships with stakeholders at all levels Oversee ERP and core business systems, including integrations and ongoing transformation projects Own IT vendor More ❯

aligns with corporate governance, MoD/Defence standards, and project timelines, delivering best value while mitigating commercial and contractual risks. Key Responsibilities: Procurement & Sourcing Lead sourcing activities for IT systems, software, and implementation services to support the ERP replacement programme (Oracle ERP implementation). Develop, issue, and manage RFPs/RFQs, supplier evaluations, and negotiation strategies in line with … the BFS Programme team, IT, and Finance to align procurement deliverables with the ERP transformation roadmap. Support the transition from SAP/Ariba procurement processes to Oracle ERP-based systems and tools. Provide procurement and commercial insight into ERP system configuration, vendor integrations, and licensing models. Support the development of procurement templates, policies, and processes within the new ERP … Defence, Aerospace, or Government). Strong understanding of software procurement, licensing models, and IT implementation services. Experience managing complex ERP or IT transformation procurements (preferably Oracle, SAP, or similar systems). Solid commercial and contractual negotiation skills. Working knowledge of public sector procurement frameworks and Defence Standards (DEFCONs, DSPCR, or equivalent). Ability to work collaboratively across multidisciplinary teams More ❯