126 to 150 of 175 Legacy Systems Jobs in England

React Native Developer

Hiring Organisation
Rise Technical Recruitment Limited
Location
Spalding, Lincolnshire, East Midlands, United Kingdom
Employment Type
Permanent, Work From Home
will have the freedom to work on bespoke mobile applications. This company is a digital transformation company specialising in bespoke software development, legacy system support, and enterprise applications for a diverse range of clients. In this varied role you will design, develop, and maintain cross-platform mobile applications ...

Sales Operations / RevOps Lead

Hiring Organisation
Rec3 Global Ltd
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£75,000
chaos Equally happy deep in the weeds or shaping the big picture Why this is exciting You wont be inheriting a broken legacy system. Youll be building the foundations of a revenue function in a company thats still early enough for your work to have a huge impact ...

Full-stack Developer - C#.Net React

Hiring Organisation
Big Red Recruitment
Location
Sutton-in-Ashfield, Nottinghamshire, England, United Kingdom
Employment Type
Full-Time
Salary
£45,000 - £65,000 per annum
C# .NET APIs powering core ERP and operations Are you a full-stack developer who enjoys solving complex problems and modernising legacy systems This role sits within a growing internal technology team involved in major software modernisation and integration initiatives. You’ll work across ERP enhancement, ecommerce … Someone who brings curiosity, challenge, and practical decision-making to development.What you’ll be doing* Developing scalable C# .NET APIs to support internal ERP systems and operational workflows* Delivering UI features and improvements across React-based web applications* Connecting backend architecture with front-end experience for smooth commercial ...

Senior Front End Developer

Hiring Organisation
VIQU IT Recruitment
Location
Gateshead, Tyne And Wear, United Kingdom
Employment Type
Permanent
Salary
GBP 60,000 Annual
Upon Tyne (One day a week on site) VIQU have partnered with a national organisation going through an exciting transformation from legacy systems, and so are looking to hire a Senior Frontend developer focused on React click apply for full job details ...

Oracle Applications Developer

Hiring Organisation
Platform Recruitment Limited
Location
Spalding, Lincolnshire, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
Oracle Application Developer Location: 5 days onsite (Lincolnshire area) My client is a well-established digital transformation company specialising in bespoke software development, legacy system support, and enterprise applications. They partner with a wide range of organisations to deliver tailored, high-quality solutions that streamline operations and support ...

Senior Front End Developer

Hiring Organisation
VIQU IT Recruitment
Location
Gateshead, Tyne and Wear, UK
Employment Type
Full-time
Upon Tyne (One day a week on site) VIQU have partnered with a national organisation going through an exciting transformation from legacy systems, and so are looking to hire a Senior Frontend developer focused on React. Responsibilities of the Senior Front End Developer: Assist xxuwjjq ...

BI Engineer

Hiring Organisation
SF Recruitment (Tech)
Location
Wolverhampton, West Midlands, United Kingdom
Employment Type
Temporary, Work From Home
Salary
£400 per day
with light requirements and a delivery-focused mindset. Nice-to-Have: Experience with BarTender or label printing integrations. Exposure to NAV or other legacy ERP systems. Power Platform/Power Automate experience. Supply chain/order management data exposure. Snapshot/delta-style reporting logic. Why This Role ...

AI Automation Engineer

Hiring Organisation
McCabe & Barton
Location
Central London, London, United Kingdom
Employment Type
Permanent
data modelling. Skilled in building end-to-end business process applications, configuring workflows, implementing business rules, managing records, and integrating Appian with external systems via REST APIs, web services, and connected systems. API Development & Integration - Proficient in designing and building RESTful APIs using FastAPI, Flask, or Django REST Framework … models and automation services. Experience with API authentication (OAuth, JWT), rate limiting, error handling, API documentation (Swagger/OpenAPI), webhooks, and integrating disparate systems to create seamless automated workflows. Document Processing & OCR - Experience implementing intelligent document processing solutions using OCR technologies (Tesseract, Azure AI Document Intelligence, natural language processing ...

Senior BI Engineer

Hiring Organisation
Fruition Group
Location
York, North Yorkshire, Yorkshire, United Kingdom
Employment Type
Permanent
Salary
£65,000
forward thinking organisation, supporting the delivery of high quality data solutions. This role offers the chance to optimise data pipelines, manage backend BI systems, and develop scalable reporting solutions in a collaborative and supportive environment. The purpose of your role is to drive business value by building, maintaining … Azure and Microsoft Fabric. Knowledge of BI engineering concepts, including data modelling, ETL, pipelines, and backend data management. Experience with legacy BI systems (SSIS, SSAS cubes) and troubleshooting processes. Strong problem-solving skills and attention to detail, with the ability to manage multiple priorities. Excellent communication skills ...

Technical Project Manager

Hiring Organisation
Damia Group
Location
Newcastle upon Tyne, UK
Employment Type
Full-time
Communicate risks, delays, and decisions Track progress against milestones and forecast delivery Required Skills & Experience Strong experience in software delivery for complex systems Comfortable working with distributed or hybrid architectures Ability to understand technical concepts and discuss trade-offs Experience working with senior developers with strong opinions Excellent communication … Experience with GitLab/Jira or similar tools Ability to bring process without bureaucracy Nice to Have Experience in re-platforming legacy systems Understanding of on-premise deployments Understanding of multi-tenant architectures Experience working with a mix of senior and junior developers ...

Technical Project Manager

Hiring Organisation
Damia Group
Location
Sunderland, Tyne and Wear, UK
Employment Type
Full-time
Communicate risks, delays, and decisions Track progress against milestones and forecast delivery Required Skills & Experience Strong experience in software delivery for complex systems Comfortable working with distributed or hybrid architectures Ability to understand technical concepts and discuss trade-offs Experience working with senior developers with strong opinions Excellent communication … Experience with GitLab/Jira or similar tools Ability to bring process without bureaucracy Nice to Have Experience in re-platforming legacy systems Understanding of on-premise deployments Understanding of multi-tenant architectures Experience working with a mix of senior and junior developers ...

Software Engineer - C#.Net + React

Hiring Organisation
Big Red Recruitment Midlands Limited
Location
Nottinghamshire, Nuthall, United Kingdom
Employment Type
Permanent
Salary
£50000 - £70000/annum £50 000 - £70 000
full-stack developer who enjoys solving complex problems and modernising legacy systems? This role sits within a growing internal technology team involved in major software modernisation and integration initiatives. You’ll work across ERP enhancement, ecommerce capability, and third-party system connectivity. It’s a hands … brings curiosity, challenge, and practical decision-making to development. What you’ll be doing Developing scalable C# .NET APIs to support internal ERP systems and operational workflows Delivering UI features and improvements across React-based web applications Connecting backend architecture with front-end experience for smooth commercial and manufacturing ...

Contract CTO

Hiring Organisation
Spectrum IT Recruitment
Location
Southampton, Hampshire, United Kingdom
Employment Type
Contract
digital and data transformation. Fractional engagement may also be considered for the right profile of contractor. The organisation is integrating multiple legacy systems, modernising its internal technology estate, and launching new customer-facing digital products. This includes a new SaaS platform designed to enhance customer experience … integration programme across software, data, and infrastructure. Establish a cohesive IT and digital operating model that supports future scale. Oversee delivery of internal systems upgrades, data integration and the build of new customer-facing products, including a SaaS platform leveraging the organisation's existing data assets. Provide a roadmap ...

D365 CRM & Platform Administrator

Hiring Organisation
Rise Technical Recruitment Limited
Location
Spalding, Lincolnshire, East Midlands, United Kingdom
Employment Type
Permanent, Work From Home
full ownership of a Microsoft Dynamics 365 and Power Platform ecosystem. This company is a digital transformation company specialising in bespoke software development, legacy system support, and enterprise applications for a diverse range of clients. In this varied role, you will be responsible ...

Planning, Performance & Risk Analyst

Hiring Organisation
Robert Walters
Location
Birmingham, West Midlands, England, United Kingdom
Employment Type
Full-Time
Salary
Competitive salary
metrics on office occupancy, rolling forecasts, and time recording to stakeholders.* Developing new productivity applications using Power Apps to replace outdated legacy systems and improve operational efficiency.* Acting as primary contact for internal auditors by coordinating audit schedules, maintaining records of issued reports, organising meetings, and following ...

D365 Implementation Manager (Manchester) (12 Month FTC)

Hiring Organisation
ROTORK PLC
Location
Oldham, Greater Manchester, North West, United Kingdom
Employment Type
Contract, Work From Home
deployment timelines, issue resolution, and change requests. Collaborate with functional deployment leads and SMEs to define and validate business scenarios, test outcomes, and legacy system transition requirements. Identify, document, and manage site-specific risks, assumptions, issues, and dependencies (RAID) related to the implementation, escalating to programme leadership where ...

Power Platform Consultant

Hiring Organisation
Global Resourcing
Location
London Area, United Kingdom
sessions. Build custom Canvas and Model-Driven apps, automation flows, dashboards, and data integrations. Integrate solutions with Microsoft 365, Dynamics 365, Azure, and legacy systems. Provide technical leadership, mentoring, and support across UAT, deployment, and post-launch phases. Ensure solutions meet public-sector standards for accessibility, security … Azure ecosystems. Awareness of data security, GDPR, and accessibility best practices. Ability to work independently in client-facing environments. Desirable Skills Experience with legacy-to-cloud migration in the public sector. Knowledge of GDS, PRINCE2, ITIL, or similar frameworks. Familiarity with ALM, Azure DevOps, GitHub, or Bitbucket. Strong ...

Supply Chain OR Manufacturing ERP Implementation Specialist

Hiring Organisation
Hays Specialist Recruitment Limited
Location
Fareham, Hampshire, England, United Kingdom
Employment Type
Contractor
Contract Rate
£300 - £700 per day, Negotiable
need to succeed Proven experience in ERP implementation projects, ideally Oracle ERP Cloud or Oracle E-Business Suite (although other advanced ERP systems can be considered). Strong understanding of manufacturing and/or supply chain processes. Expertise in change management and transition planning, in particular supporting people … process standards. Excellent stakeholder engagement and communication skills. Analytical mindset with attention to detail and problem-solving ability. Familiarity with legacy BPCS systems is advantageous but not essential. Comfortable working in a fast-paced, change-driven environment. What you'll get in return Attractive rate to suit ...

Business Intelligence Developer

Hiring Organisation
Reed Technology
Location
Ipswich, Suffolk, East Anglia, United Kingdom
Employment Type
Permanent
Salary
£45,000
analytics. REED Technology are working with an organisation that is rolling out Pyramid Analytics as its central BI platform-replacing several legacy systems-and needs someone who can turn data into compelling stories, not just dashboards. If you thrive in stakeholder-facing roles, can communicate insights clearly ...

Data Architect

Hiring Organisation
Connells Group HQ
Location
Caldecotte, Milton Keynes, Buckinghamshire, England, United Kingdom
Employment Type
Full-Time
Salary
Competitive salary
Hybrid Integration Design: Lead the design and implementation of data solutions that integrate Azure cloud-native services with legacy SQL Server systems and third-party APIs and data feeds. Data Modelling and Standards: Develop and enforce data modelling standards (conceptual, logical, physical) across platforms. Promote reuse, consistency … decisions. Experience and Skills Required: Experience with Data Architecture and governance, public-cloud platforms (Azure, AWS, GCP) , SQL Server, data integration with third-party systems, ideally Microsoft Fabric Experience with data modelling and metadata management Relevant degree or post-graduate qualification, ideally certification in Cloud Architecture and Data Management ...

Graduate Applications Engineer

Hiring Organisation
SF Recruitment (Leicester)
Location
Derbyshire, East Midlands, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£35,000
factory to commission new laser machines and support production and process development - Gaining deep product knowledge across legacy and modern laser systems and helping advance our product line - Few times a month, visiting customer sites to repair, maintain and commission laser machines Key Responsibilities - Responsible for developing … equipment - Commission new machines in the factory: setup, calibration, acceptance testing, handover to production - Learn and document the differences between legacy laser systems and new-generation machines, their physical design, control systems and maintenance regimes - Collaborate with production and manufacturing teams to support process development ...

Junior Applications Engineer

Hiring Organisation
SF Recruitment (Leicester)
Location
Derbyshire, East Midlands, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£35,000
factory to commission new laser machines and support production and process development - Gaining deep product knowledge across legacy and modern laser systems and helping advance our product line - Few times a month, visiting customer sites to repair, maintain and commission laser machines Key Responsibilities - Responsible for developing … equipment - Commission new machines in the factory: setup, calibration, acceptance testing, handover to production - Learn and document the differences between legacy laser systems and new-generation machines, their physical design, control systems and maintenance regimes - Collaborate with production and manufacturing teams to support process development ...

Digital Delivery Mananger - Fixed Term

Hiring Organisation
RSPB
Location
Sandy, Bedfordshire, United Kingdom
Employment Type
Contract
Contract Rate
GBP 40,000 Annual
extensions Hours : Full-time, 37.5 hours per week Salary : £39,205.00 - £41,856.00 Per Annum Benefits : Holiday, Pension, Life Assurance Modernise legacy systems click apply for full job details ...

SAP Core Banking Lead

Hiring Organisation
Accenture
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
Competitive salary
/4HANA Core Banking and Transactional Banking (TRBK) migrations, platform consolidation, and post-merger integration strategies. Expertise in both legacy core systems and modern composable architectures, with a focus on SAP’s modular, service-oriented architecture. Proven ability to define and execute target-state architectures and migration ...

Solution Architect - (HCM) SC Cleared

Hiring Organisation
Henderson Scott
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£700 - £800 per day + Umbrella rate (inside IR35)
This role is critical for technical readiness, involving the design of integration patterns that will connect the new HCM with crucial internal and external systems across HR, Finance, and Payroll. The Role: End-to-End Integration Strategy & Delivery You will report directly to the Senior Technical Delivery Manager, acting … PECI, and APIs. Middleware Expertise: Leverage experience with middleware platforms (e.g., MuleSoft, Boomi, Azure Integration Services) to connect Workday to third-party and legacy systems. Delivery Management: Oversee the build, testing, and secure deployment of multiple integrations in parallel, collaborating closely with IT and external vendors. Compliance: Produce ...