1 to 25 of 30 Legacy Systems Jobs in the North of England

IT Manager

Hiring Organisation
Pratap Partnership Ltd
Location
Rotherham, South Yorkshire, Yorkshire, United Kingdom
Employment Type
Permanent
Salary
£50,000
Monday - Friday. Our client is looking for an all-round IT Manager to work across the business to support users and networks, continually developing systems and undertaking a large migration project in the first 12-24 months. The role offers: - 25 days holiday + bank holidays - 37 hour working … identify areas for improvement; prepare reports for senior management - Work proactively to minimise downtime and data loss during unforeseen events - Modernising legacy systems Migration project responsibility: - Migrating various apps and systems from IBM/HCL to Office 365 over the next 12-24 months including selecting ...

Senior Software Engineer

Hiring Organisation
Hatched Recruitment Group
Location
West Yorkshire, England, United Kingdom
small, highly capable team, working closely with the Technical Lead to maintain, improve, and modernise a mature, production-critical platform. The Role Our systems are business-critical, designed for performance, reliability, and scalability. You’ll be balancing maintenance, new development, and modernisation , making a real impact on the platform … every day. You will: Own key systems and features end-to-end Work across multiple codebases and technologies Modernise existing platforms without breaking them Contribute to architectural decisions and technical direction Balance building new features with improving existing systems What You’ll Do Here’s where your skills ...

Senior Software Developer

Hiring Organisation
Sellick Partnership
Location
Newcastle Upon Tyne, Tyne and Wear, England, United Kingdom
Employment Type
Full-Time
Salary
£50,000 - £60,000 per annum
take a senior role within a product-focused technology team. You'll help shape technical direction, modernise existing platforms, and deliver secure, scalable systems, while supporting and mentoring other engineers. What you'll do Lead the design, development, and evolution of cloud-based applications Incrementally modernise legacy systems and reduce technical complexity Work closely with product, design, and business stakeholders to shape solutions Provide hands-on technical leadership within a cross-functional team Design and maintain reliable CI/CD pipelines and improve release practices Identify technical risks and resolve complex issues, including live ...

Solutions Architect

Hiring Organisation
Robert Walters
Location
Bolton, Lancashire, England, United Kingdom
Employment Type
Full-Time
Salary
£80,000 - £85,000 per annum
initiatives. As Solutions Architect, you will be responsible for: Gaining a deep understanding of the client's existing data platforms and legacy systems, and defining clear migration paths to Azure-based, cloud-native data solutions. Ensuring all future data and analytics platforms are designed with security, governance ...

Senior Backend Developer

Hiring Organisation
Oyster Consultants
Location
Manchester, Lancashire, England, United Kingdom
Employment Type
Full-Time
Salary
£60,000 - £80,000 per annum
mentor developers, contribute to architectural decisions, and support multidisciplinary delivery across the squad. Development is centred around a Microservices architecture, with involvement in legacy systems. Beyond squad work, you’ll be part of the Back End Chapter, collaborating on technology choices, standards, and continuous improvement initiatives. Required Skills ...

Mid-Level Software Developer

Hiring Organisation
Oscar Associates (UK) Limited
Location
Liverpool, Merseyside, North West, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£50,000
Software Engineer who enjoys solving real problems and influencing technical direction. The Role Current and upcoming projects include: Modernising legacy systems into cloud-native microservices Building high-performance APIs for real-time financial transactions Improving scalability, security, and resilience across Azure Influencing architectural decisions and mentoring junior … experience as a Senior Software Engineer Deep knowledge of C# and the .NET ecosystem Experience building and consuming APIs Solid understanding of cloud-based systems (Azure preferred) Someone who enjoys mentoring, code reviews, and raising engineering standards Comfortable working hybrid (2 days a week in Liverpool office) Benefits Package ...

Senior MuleSoft Consultant

Hiring Organisation
Alscient
Location
Leeds, England, United Kingdom
team. The successful candidate will be responsible for leading MuleSoft projects responsible for the design, development and integration solutions that connect Salesforce with enterprise systems, cloud applications and data services. Why Alscient We are experts in digital transformation and are proud to be a Summit level Salesforce Partner … robust integration solutions connecting Salesforce (Sales Cloud, Service Cloud, and specialist clouds such as Marketing Cloud, CPQ, Experience Cloud,) to ERP, legacy systems, data warehouses, external partners and microservices. Lead a technical delivery team (MuleSoft developers, integration engineers), providing coaching, code reviews, and ensuring quality throughout. Drive ...

Enterprise Architect

Hiring Organisation
Ashdown Group
Location
North West, England, United Kingdom
Employment Type
Full-Time
Salary
£80,000 - £90,000 per annum
current environment and developing future technology roadmaps - Working with senior stakeholders and 3rd party technology providers - Planning the move away from legacy systems to new digital technology and cloud migration To be considered suitable for this IT Enterprise Architect role you will need to have the following ...

Lead Full Stack .NET Developer - Azure - Preston

Hiring Organisation
Circle Group
Location
Preston, Lancashire, North West, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£70,000
/has a preference for back-end development if needed. The role will involve several .NET software engineering projects, including taking an old legacy system and building a brand new one over the next 2 years. Key skills: Experience in leading/mentoring junior and mid-level .NET ...

Digital Marketing Project Manager

Hiring Organisation
Morson Edge
Location
Warrington, Cheshire, North West, United Kingdom
Employment Type
Contract
Contract Rate
£65,000
Portal Transformation Expansion of e-billing and invoice capabilities API-based integrations Web and customer portal integration (“MyAccount”) Coordination with internal and third-party systems Key Responsibilities Lead end-to-end delivery of multiple concurrent digital and IT projects Manage cross-platform integrations across CRM, web, data, billing … commerce systems Own project governance including planning, RAID logs, change control, reporting and benefits tracking Coordinate stakeholders across IT, Marketing, Sales, Finance, Operations, Legal/InfoSec and external agencies Act as the bridge between technical teams and commercial/marketing stakeholders Manage third-party agencies (development, HubSpot, web, creative ...

Software Engineer

Hiring Organisation
Uniting Ambition
Location
Manchester, United Kingdom
Employment Type
Permanent
Salary
£40000 - £55000/annum Bonus, 7% pension and up to 35 days
foundation in C#, Java, Erlang, or Go ? Do you dream of working on cutting-edge AI initiatives while reimagining the backbone of mission-critical systems? This is your opportunity to join a globally recognised brand at the forefront of digital innovation. About the Company We're a global leader … journey that shapes the future of AI in a real-world, high-impact environment. What You’ll Work On Re-architecting legacy systems into scalable, modern cloud-based solutions (Using GCP) Building greenfield applications from the ground up with a strong AI-first mindset Collaborating with data ...

Process Consultant

Hiring Organisation
Harnham
Location
Leeds, England, United Kingdom
Hybrid | Birmingham, Leicester, or Leeds A major financial services organisation is undergoing significant digital transformation, moving from legacy systems into a modern, product-led operating model. They are mid-way through migrating core operations onto Salesforce and embedding intelligent automation across the business. The Role ...

Optimisation Consultant

Hiring Organisation
Harnham - Data & Analytics Recruitment
Location
Leeds, West Yorkshire, England, United Kingdom
Employment Type
Full-Time
Salary
£60,000 - £65,000 per annum
Hybrid | Birmingham, Leicester, or Leeds A major financial services organisation is undergoing significant digital transformation, moving from legacy systems into a modern, product-led operating model. They are mid-way through migrating core operations onto Salesforce and embedding intelligent automation across the business. The Role ...

Business System Developer (Data)

Hiring Organisation
TrueNorth®
Location
Stockton-On-Tees, England, United Kingdom
Business Systems Developer - Open to Graduates with some professional or project based experience! 📍 Stockton-on-Tees Salary: Up to £36,000 + excellent benefits Permanent/Full-time | 37 hours per week Hybrid - 3 days per week on site (non-negotiable) We’re working with an Education Provider … hire a Business Systems Developer to join their Business Intelligence & Data team. What We’re Looking For/Key Skills We’re looking for a curious, data-driven technologist at an early stage in their career who’s excited to build hands-on experience across data engineering, systems ...

Software Developer Python, React - Chester - Hybrid

Hiring Organisation
Reed
Location
Chester, Cheshire, England, United Kingdom
Employment Type
Full-Time
Salary
£35,000 - £45,000 per annum, Inc benefits
cloud-native platform used at the heart of multiple major utility companies across the country. This is genuine greenfield work - no legacy systems, no duct tape, no tech debt holding you back. Think:? Building the digital core of next-generation power & utility companies? High-impact engineering that … care about quality, design principles, and doing things the right way. You’ll be doing things like: Designing and developing scalable back-end systems in Python Building clean, intuitive front-ends with React & TypeScript Creating and optimising APIs using FastAPI Contributing to architectural discussions and greenfield system design Working ...

Technical Project Manager; Fabric, SAP; Near Crewe

Hiring Organisation
Langley James Limited
Location
Crewe, Cheshire, North West, United Kingdom
Employment Type
Permanent
Salary
£75,000
high-impact digital roadmap within a major enterprise environment . Why Join Them? Strategic Ownership: Lead the replacement of legacy systems with a modern , API-driven digital product . Cutting-Edge Tech Stack: Work extensively with Microsoft Fabric , Azure , and deep SAP integrations . CDIO Visibility: High … pound turnover and a high-volume user base . They are prioritizing 'Growth Tech' to revolutionize their customer experience , moving away from fragmented legacy interfaces toward a unified , cloud-hosted ecosystem . The Role As the Technical Project Manager , you will lead the end-to-end delivery ...

Full Stack PHP/Angular Developer

Hiring Organisation
Career Poster
Location
Penrith, Cumbria, North West, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£70,000
involve? As a Full Stack Developer, youll be: Developing new features across our Laravel and Angular applications Supporting the modernisation of legacy systems as part of our platform evolution Building APIs and integrations that connect farm data to actionable insights Contributing to architecture discussions and technical decision … receive feedback, and learn from the team Experience with AI-assisted development, such as Junie, Claude, or similar code generation tools Comfort with legacy codebases, understanding that modernisation is a journey not a rewrite Package We offer a competitive salary reflecting your experience, 33 days holiday (including bank ...

Software Development Apprenticeship

Hiring Organisation
Baltic Apprenticeships
Location
Alderley Edge, Cheshire, North West, United Kingdom
Employment Type
Advanced apprenticeships
Salary
£18,000
training team at Baltic Apprenticeships. A Typical Day in the Job: Develop, deliver and support dynamic web applications and services. Upgrade legacy systems to improve functionality and usability with modern web technologies. Use APIs to synchronise the flow of data between internal and external systems. Support … keen interest in modern software development principles. A desire to be involved in a fast paced team environment. Knowledge and experience of modern information systems including computer proficiency. Strong people and communication skills. Grade 6 in GCSE Maths and Grade 4 in GCSE English. Salary, Hours?&?Benefits ...

Business Change Analyst

Hiring Organisation
NRG
Location
Greater Manchester, England, United Kingdom
independently and support larger projects alongside a Project Manager. Break down complex problems into clear, actionable work packages. Work across both legacy systems and a major rebuild programme. What You’ll Bring Strong Business Analysis experience across the full project lifecycle. Ability to deliver change from start ...

Oracle Developer - Batch Processing

Hiring Organisation
Sanderson Government and Defence
Location
Newcastle Upon Tyne, Tyne and Wear, North East, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
£600 - £650 per day
resolving performance bottlenecks and production issues Working closely with infrastructure, testing, and operational teams to ensure stable deployments Supporting legacy and modernised systems within a secure central government environment Ensuring code quality, maintainability, and adherence to development and security standards Producing clear technical documentation and supporting knowledge … transfer About You Essential experience: Active SC Clearance Proven experience as an Oracle Developer on large-scale, enterprise systems Strong hands-on expertise in Oracle PL/SQL and SQL performance tuning Demonstrable experience with batch processing frameworks and scheduling Solid background in Pro*C development Experience supporting business ...

Test Data Migration Analyst

Hiring Organisation
Uniting Ambition
Location
Manchester, Lancashire, England, United Kingdom
Employment Type
Contractor
Contract Rate
£450 - £470 per day
Manchester - Compulsory 2 days per week on-site ASAP Start Overview: My client is migrating customer and commercial data from legacy CRM systems to Salesforce CRM. The Test Data Migration Analyst will ensure migrated data is accurate, complete, and validated through testing cycles. Responsibilities: Analyse legacy ...

Senior Software Developer

Hiring Organisation
Oscar Associates (UK) Limited
Location
Manchester, North West, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£65,000
play a key role in shaping the next phase of their platform. This is a genuine opportunity to work on meaningful, high-traffic systems while still having a strong voice in technical decisions. The Role As a Senior Software Engineer, you'll be part of a cross-functional product … driven architecture React exposure is a bonus, but not essential Essential Experience Strong commercial experience with C# and .NET Experience building scalable, production-ready systems Comfortable working in Azure-hosted environments A pragmatic engineer who enjoys clean code and collaboration Someone happy to mentor and influence without being overly ...

Data Migration Test Analyst

Hiring Organisation
Uniting Ambition
Location
Manchester, Lancashire, England, United Kingdom
Employment Type
Contractor
Contract Rate
£450 - £470 per day
Manchester - Compulsory 2 days per week on-site ASAP Start Overview: My client is migrating customer and commercial data from legacy CRM systems to Salesforce CRM.The Data Migration Test Analyst is responsible for providing independent assurance that all data migration transform logic is implemented exactly as defined ...

Data Analyst

Hiring Organisation
Hyde Group
Location
Dukinfield, Cheshire, England, United Kingdom
Employment Type
Full-Time
Salary
Competitive salary
functional operation of IFS ERP solutions. Data Analyst Main Duties: Data extraction & preparation: Collecting, cleaning, and transforming data from legacy SAP systems ready for migration to a new IFS ERP solution. Reconciling data across multiple business streams and gaining sign off from senior stakeholders. Reporting & visualisation : Building ...

Dynamics 365 Product Owner/Business Lead

Hiring Organisation
SF Recruitment (Tech)
Location
Manchester, North West, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£70,000
Microsoft implementation partners during design, delivery, user acceptance testing, and release cycles Support data migration and consolidation from legacy or acquired CRM systems Collaborate with internal IT, data, and Power Platform teams to ensure alignment with wider group architecture and governance Contribute to the planning and mobilisation … working with flexibility, supported by a collaborative and pragmatic culture Fast growing organisation with an enviable culture Excellent overall package Leave a lasting legacy and really impact the organisation in a positive ...