26 to 50 of 341 Legacy Systems Jobs in the UK

Systems Project Manager

Hiring Organisation
MCR Property Group
Location
United Kingdom
Employment Type
Permanent
Systems Project Manager Manchester Permanent Purpose of the Role This is a high-impact role at the heart of a major digital transformation. You will lead the end-to-end delivery of a new property management system, replacing the existing platform and reshaping how the business operates across … modules including lease management, rent collection, service charges, credit control, facilities management and reporting. You'll manage data migration from legacy systems, ensuring accuracy, integrity and business confidence in the new platform. Integration will sit at the core of your remit. You'll coordinate and oversee ...

Systems Project Manager

Hiring Organisation
MCR Property Group
Location
Manchester, Lancashire, England, United Kingdom
Employment Type
Full-Time
Salary
£0 per annum
Systems Project Manager Manchester Permanent Purpose of the Role This is a high-impact role at the heart of a major digital transformation. You will lead the end-to-end delivery of a new property management system, replacing the existing platform and reshaping how the business operates across … modules including lease management, rent collection, service charges, credit control, facilities management and reporting. You’ll manage data migration from legacy systems, ensuring accuracy, integrity and business confidence in the new platform. Integration will sit at the core of your remit. You’ll coordinate and oversee ...

Technical Lead {Laravel, Vue.js}

Hiring Organisation
Ernest Gordon Recruitment
Location
Manchester, North West, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£85,000
autonomy over where you work from? You'll take the lead in defining the technical future, steering the transition from legacy PHP systems to a modern, scalable platform built with Laravel, InertiaJS, and Vue 3. With solid groundwork already in place, you'll have real freedom … next generation of our products. This role would suit an experienced Lead PHP developer who's ready to step beyond maintaining legacy systems and help build something modern, scalable, and genuinely impactful. If you're excited by the idea of using your technical skills to support ...

BI Developer

Hiring Organisation
Harnham - Data & Analytics Recruitment
Location
Wednesbury, West Midlands, England, United Kingdom
Employment Type
Full-Time
Salary
£30,000 - £40,000 per annum
attention to detail TECH STACK BI Tools: Power BI (primary), Microsoft Fabric (new platform) Database: SQL Server Data Tools: Excel (advanced) Legacy Systems: SSRS, SSIS (exposure helpful) Integrations: ERP systems, Salesforce WHAT YOU NEED Essential: Solid SQL skills with hands-on experience writing queries and manipulating … detail-oriented approach Comfortable juggling multiple priorities and stakeholder requests Nice to have: Background in wholesale, distribution, or logistics sectors Exposure to ERP systems (SAP, Oracle, Microsoft Dynamics, etc.) Salesforce experience Familiarity with Microsoft Fabric (actively building on this platform) Experience with legacy Microsoft BI technologies (SSRS ...

BI Analyst

Hiring Organisation
Harnham - Data & Analytics Recruitment
Location
Wednesbury, West Midlands, England, United Kingdom
Employment Type
Full-Time
Salary
£30,000 - £40,000 per annum
attention to detail TECH STACK BI Tools: Power BI (primary), Microsoft Fabric (new platform) Database: SQL Server Data Tools: Excel (advanced) Legacy Systems: SSRS, SSIS (exposure helpful) Integrations: ERP systems, Salesforce WHAT YOU NEED Essential: Solid SQL skills with hands-on experience writing queries and manipulating … detail-oriented approach Comfortable juggling multiple priorities and stakeholder requests Nice to have: Background in wholesale, distribution, or logistics sectors Exposure to ERP systems (SAP, Oracle, Microsoft Dynamics, etc.) Salesforce experience Familiarity with Microsoft Fabric (actively building on this platform) Experience with legacy Microsoft BI technologies (SSRS ...

Solution Architect (Azure, Event Driven, Cloud Native) Watford

Hiring Organisation
Method-Resourcing
Location
Watford, Hertfordshire, South East, United Kingdom
Employment Type
Permanent
Scalable, secure, highly available IoT solutions Strong alignment between business outcomes and technical decisions Key Responsibilities Define end-to-end solution architectures across software, systems, and platforms Produce target architecture blueprints, logical flows, system interactions, and contracts Lead architectural decisions that support long-term scalability, security, and operability Evaluate … transformation programmes Background as a Solution Architect or Solution Designer on complex platforms Strong understanding of cloud, platform engineering, APIs, messaging, and workflow systems Comfortable operating across legacy systems and modern cloud-native architectures Strong commercial awareness and evidence-based decision makingCloud platforms and platform engineering ...

Head of Software Development {Tech for Good}

Hiring Organisation
Ernest Gordon Recruitment
Location
Enfield, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£85,000
autonomy over where you work from? You'll take the lead in defining the technical future, steering the transition from legacy PHP systems to a modern, scalable platform built with Laravel, InertiaJS, and Vue 3. With solid groundwork already in place, you'll have real freedom … next generation of our products. This role would suit an experienced Lead PHP developer who's ready to step beyond maintaining legacy systems and help build something modern, scalable, and genuinely impactful. If you're excited by the idea of using your technical skills to support ...

Data Engineer

Hiring Organisation
Akkodis
Location
Stevenage, England, United Kingdom
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 … 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. ...

Senior Backend Engineer (NodeJs/Typescript)

Hiring Organisation
Healthera
Location
City of London, London, United Kingdom
/CD pipelines and developer tooling, while embedding security-by-default, reliability and scalability into the platform. You’ll modernise legacy systems, build new backend capabilities, and make pragmatic engineering decisions that balance delivery speed, quality and long-term maintainability. Core Responsibilities Platform Engineering … reliability, scalability, and cost efficiency through automation and platform standards Backend Engineering Own, maintain, and evolve backend services across legacy and greenfield systems Design and implement scalable backend architectures using Node.js, TypeScript, and NestJS Build and operate RESTful APIs and event-driven systems (queues/topics ...

SharePoint Developer SME

Hiring Organisation
Sopra Steria
Location
Farnborough, Hampshire, England, United Kingdom
Employment Type
Full-Time
Salary
£50,000 - £64,000 per annum
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 … 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/ ...

Sharepoint Developer

Hiring Organisation
Sopra Steria
Location
Farnborough, Hampshire, South East, United Kingdom
Employment Type
Permanent
Salary
£60,000
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 … 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/ ...

Technical Architect

Hiring Organisation
Tate London City
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£120,000 - £130,000 per annum
focused on creating a cohesive architecture that supports business growth and operational excellence. You'll assess the current technology landscape across trading systems, finance, and middle office, identify gaps, and design a roadmap to leave legacy systems behind and build a modern, integrated ecosystem. This … hands-on coding role - it's about vision, strategy, and influence. You'll guide the mapping and research phase, evaluate pricing and trading systems, and make informed recommendations that transform how we operate. We need someone who can bridge the gap between technology and business. What ...

Senior Business Intelligence Developer

Hiring Organisation
Tenth Revolution Group
Location
Portsmouth, Hampshire, United Kingdom
Employment Type
Permanent
Salary
£55000 - £65000/annum
dashboards and reports to provide actionable insights. Designing and developing robust ETL solutions using Azure Data Factory and related services. Managing integrations between internal systems and external partners. Supporting data migration from legacy systems into the new platform. Collaborating with technical and non-technical stakeholders ...

Graduate / Entry-Level Data Migration Analyst (Fully Remote)

Hiring Organisation
Anderson Frank
Location
United Kingdom
Employment Type
Permanent
Salary
GBP 30,000 - 40,000 Annual
projects across modern business systems. This is an excellent opportunity for a recent graduate or junior professional looking to build a career in data, systems, and technology consulting - with full training provided. About the Role You'll support end-to-end data migration activities, helping move data from legacy systems into new platforms. Working alongside experienced consultants, you'll gain hands-on exposure to data analysis, transformation, validation, and testing in real-world projects. Key Responsibilities Assist with data extraction, cleansing, and transformation activities Support data mapping between source and target systems Validate migrated data ...

Graduate / Entry-Level Data Migration Analyst Fully Remote

Hiring Organisation
Anderson Frank
Location
West Midlands, England, United Kingdom
Employment Type
Full-Time
Salary
£30,000 - £40,000 per annum
projects across modern business systems. This is an excellent opportunity for a recent graduate or junior professional looking to build a career in data, systems, and technology consulting - with full training provided. About the Role You'll support end-to-end data migration activities, helping move data from legacy systems into new platforms. Working alongside experienced consultants, you'll gain hands-on exposure to data analysis, transformation, validation, and testing in real-world projects. Key Responsibilities Assist with data extraction, cleansing, and transformation activities Support data mapping between source and target systems Validate migrated data ...

SAP Specialist

Hiring Organisation
Quest Global Engineering Limited
Location
East Grinstead, West Sussex, South East, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
From £24 to £36 per hour based on the skill set match and experience
Ensure smooth integration of the MM/P2P module with other SAP modules ( FI/CO, SD, PP, WM/EWM, PS ) and external systems ( SAP Ariba, OpenText VIM, legacy systems ). Testing & Quality Assurance: Prepare test plans and scripts, perform unit testing, functional integration testing ...

Data BA

Hiring Organisation
Tenth Revolution Group
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£400 - £450 per day
modernization program. This is an opportunity to work on a cutting-edge initiative leveraging AI and modern data platforms to transform legacy systems into a future-ready architecture. What You'll Do Phase 1: Foundation & Discovery Legacy Inventory & Triage: Lead discovery of 40-50 legacy ...

Full Stack Developer

Hiring Organisation
Hays Specialist Recruitment Limited
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
Salary negotiable
scalable services using Python as the primary backend language, while supporting existing services built in Java and .NET. Maintain and enhance legacy systems using Oracle SQL PL. Implement Test-Driven Development (TDD) practices, ensuring automated tests are written prior to code development. Work with complex data challenges ...

IT Buyer

Hiring Organisation
Manpower UK Ltd
Location
Farnborough, Hampshire, United Kingdom
Employment Type
Contract
Contract Rate
GBP 40 - 50 Hourly
/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 … 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 ...

PERL Software Developer

Hiring Organisation
Gold Group Ltd
Location
Stevenage, Hertfordshire, England, United Kingdom
Employment Type
Contractor
Contract Rate
£70.00 - £77.00 per hour
maintain technical publication stylesheets using PERL Design, develop, and optimize database solutions to store and retrieve company information Install, configure, and maintain information systems to ensure reliability and performance Analyse, plan, and define data architecture frameworks, including security, reference data, metadata, and master data Migrate data from legacy systems to new platforms and solutions Improve system performance through testing, troubleshooting, and integration of new components Optimize both new and existing database systems Define and maintain security, backup, and recovery procedures Collaborate with cross-functional teams to define data strategies, build models, and support stakeholder ...

Power Platform Architect - Various UK Sites (Hybrid) - £70K

Hiring Organisation
Nigel Frank International
Location
Nationwide, United Kingdom
Employment Type
Permanent
Salary
£60000 - £70000/annum
solution design and technical delivery Designing and delivering Power Platform and Azure-based solutions Leading integration with legacy third-party systems, including XML-based interfaces Mentoring and supporting a junior Power Platform Developer Skills & Experience Required: Strong senior-level experience with Microsoft Power Platform (Power Apps, Power … Automate, Dataverse) Background in C#, .NET, JavaScript, or traditional web development Proven experience integrating with legacy systems and APIs Experience working in complex or regulated environments If you'd like to discuss this opportunity in more detail, please contact Evie Ellson on +44 (phone number removed ...

Senior C++ Developer Low Latency - Learn Rust

Hiring Organisation
Client Server
Location
West London, London, United Kingdom
Employment Type
Permanent, Work From Home
Senior C++ Developer you will design and develop high throughput backend services for microsecond real-time risk, pricing, trading engines and market making systems, working across the full software development lifecycle using Rust (and some C++ for legacy systems). You'll collaborate with a small … talented team, problem solving and working on complex and challenging systems with interesting work. Location/WFH: You'll join the team in Central London with flexibility to work from home 1-2 days a week. About you: You have strong backend OOP, multithreaded software engineering experience with C++ ...

Senior C++ Developer Low Latency - Learn Rust

Hiring Organisation
Client Server
Location
Slough, Berkshire, UK
Employment Type
Full-time
Senior C++ Developer you will design and develop high throughput backend services for microsecond real-time risk, pricing, trading engines and market making systems, working across the full software development lifecycle using Rust (and some C++ for legacy systems). You'll collaborate with a small … talented team, problem solving and working on complex and challenging systems with interesting work. Location/WFH: You'll join the team in Central London with flexibility to work from home 1-2 days a week. About you: You have strong backend OOP, multithreaded software engineering experience with C++ ...

Oracle DBA - SC Cleared

Hiring Organisation
JLA Resourcing Ltd
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£500 per day
support a major, multi-year MOD information and knowledge management programme. The programme is focused on migrating several disparate legacy systems onto a MOD-hosted enterprise Product Lifecycle Management (PLM) solution and has already delivered an initial MVP. You will be embedded client-side within ...

Postgres Data Architect

Hiring Organisation
Stackstudio Digital Ltd
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
From £500 to £550 per day
experience in Change Data Capture (CDC). The candidate will design and implement robust data migration strategies, ensuring seamless integration between legacy systems and modern cloud-based architectures. Responsibilities Architect CDC Pipelines: Design and optimize Change Data Capture workflows (IBM CDC or equivalent), including subscription design, bookmarks ...