126 to 150 of 212 Legacy Systems Jobs in England

Contract Java Full Stack Developer

Hiring Organisation
Spectrum IT Recruitment
Location
Nottingham, Nottinghamshire, United Kingdom
Employment Type
Contract
Contract Rate
£375 - £400/day
functional teams throughout the software development lifecycle. Write clean, maintainable, and well-tested code following best practices. Support the modernisation of legacy systems into a unified SaaS platform. Participate in code reviews and contribute to technical discussions and solution design. Essential Skills Strong commercial experience with Java ...

Mulesoft Developer - Liverpool

Hiring Organisation
EA First
Location
Liverpool, Merseyside, United Kingdom
Employment Type
Permanent
Salary
£60000 - £75000/annum
high-profile position where you will take ownership of integration strategy, drive best practices, and help modernise a complex estate of legacy systems and applications. As the MuleSoft subject matter expert, you will: Design, develop and implement enterprise-scale integration solutions using MuleSoft Lead integration architecture decisions ...

Mulesoft Developer - Newcastle

Hiring Organisation
EA First
Location
Liverpool, Merseyside, United Kingdom
Employment Type
Permanent
Salary
£60000 - £75000/annum
high-profile position where you will take ownership of integration strategy, drive best practices, and help modernise a complex estate of legacy systems and applications. As the MuleSoft subject matter expert, you will: Design, develop and implement enterprise-scale integration solutions using MuleSoft Lead integration architecture decisions ...

Solutions Architect

Hiring Organisation
Solus Accident Repair Centres
Location
North London, London, United Kingdom
Employment Type
Permanent
Salary
£65,000
aligned to our technology strategy. You will partner with Product, Platform, Cyber, Operations, Change and business stakeholders to reduce complexity, modernise legacy systems and support confident decision making across the organisation. Location: Hybrid (Stansted - 3 days per week, 2 days remote) Responsibilities Define and maintain our enterprise ...

Solutions Architect

Hiring Organisation
Solus Accident Repair Centres
Location
Birchanger, Hertfordshire, United Kingdom
Employment Type
Permanent
Salary
GBP 50,000 - 65,000 Annual
aligned to our technology strategy. You will partner with Product, Platform, Cyber, Operations, Change and business stakeholders to reduce complexity, modernise legacy systems and support confident decision making across the organisation. Location: Hybrid (Stansted - 3 days per week, 2 days remote) Responsibilities Define and maintain our enterprise ...

Solutions Architect

Hiring Organisation
Solus Accident Repair Centres
Location
Stansted, Birchanger, Essex, United Kingdom
Employment Type
Permanent
Salary
£50000 - £65000/annum
aligned to our technology strategy. You will partner with Product, Platform, Cyber, Operations, Change and business stakeholders to reduce complexity, modernise legacy systems and support confident decision making across the organisation. Location: Hybrid (Stansted - 3 days per week, 2 days remote) Responsibilities Define and maintain our enterprise ...

Solution Architect

Hiring Organisation
17918
Location
Beverley, East Yorkshire, United Kingdom
Strong experience in designing and delivering scalable, secure, and integrated enterprise solutions across procurement and supply chain platforms using modern cloud technologies and legacy systems. Expertise in AWS cloud architecture, including designing, implementing, and supporting large-scale cloud environ... CRWG1_UKTJ ...

Senior Software Engineer

Hiring Organisation
Platform Recruitment Limited
Location
Wellington, Somerset, South West, United Kingdom
Employment Type
Permanent
Salary
£60,000
role involves close collaboration with multidisciplinary teams and input into architectural decisions. The Role You will work across a blend of modern service based systems and established desktop applications, contributing to both ongoing improvements and new product development. The position involves hands on development, architectural input, and close collaboration … responsiblities Design, develop, test, and maintain desktop and web applications Work with C#, WPF, and modern JavaScript frameworks Support and enhance legacy systems while helping drive modernisation Contribute to architectural decisions and system design discussions Requirements Strong experience in C# and WPF desktop application development Experience with ...

Solutions Architect - Integrations/ERP

Hiring Organisation
Hays
Location
Birmingham, United Kingdom
Employment Type
Permanent
Salary
GBP 90,000 Annual
/Integration Lead to play a key role in a large scale global ERP transformation programme, a strategic initiative consolidating multiple legacy systems into a single, standardised platform.This is an exciting opportunity to shape and deliver end to end integration and solution architecture, supporting the onboarding ...

Principal Software Architect

Hiring Organisation
17918
Location
Bristol, Gloucestershire, United Kingdom
software ecosystem across firmware, cloud, desktop, and mobile platforms. This is a high-impact role focused on improving architectural consistency, modernising legacy systems, and driving scalable IoT-style solutions across a complex engineer... WKCL1_UKTJ ...

Principal Software Architect

Hiring Organisation
Radiodetection Ltd
Location
Bristol, Somerset, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
software ecosystem across firmware, cloud, desktop, and mobile platforms. This is a high-impact role focused on improving architectural consistency, modernising legacy systems, and driving scalable IoT-style solutions across a complex engineer click apply for full job details ...

Principal Software Architect

Hiring Organisation
Radiodetection Ltd
Location
Bristol, UK
software ecosystem across firmware, cloud, desktop, and mobile platforms. This is a high-impact role focused on improving architectural consistency, modernising legacy systems, and driving scalable IoT-style xkybehq solutions across a complex engineer Please read the information in this job post thoroughly to understand exactly what ...

Principal Software Architect

Hiring Organisation
Radiodetection Ltd
Location
Bristol, UK
Employment Type
Full-time
software ecosystem across firmware, cloud, desktop, and mobile platforms. This is a high-impact role focused on improving architectural consistency, modernising legacy systems, and driving scalable IoT-style xxuwjjq solutions across a complex engineer Do you have the right skills and experience for this role Read ...

Xero Trainer / Consultant

Hiring Organisation
Robert Half
Location
London, UK
Employment Type
Full-time
essential Strong track record of implementing Xero for small business clients Experience supporting clients through full Xero setup and migrations from legacy systems Ability to troubleshoot and resolve complex Xero-related issues Experience delivering structured training to internal or external stakeholders Excellent communication skills, with the ability ...

Xero Trainer / Consultant

Hiring Organisation
Robert Half
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£400 - £500 per day
essential Strong track record of implementing Xero for small business clients Experience supporting clients through full Xero setup and migrations from legacy systems Ability to troubleshoot and resolve complex Xero-related issues Experience delivering structured training to internal or external stakeholders Excellent communication skills, with the ability ...

Xero Consultant

Hiring Organisation
Robert Half Limited
Location
South East London, London, United Kingdom
Employment Type
Contract
Contract Rate
£400 - £500 per day
essential Strong track record of implementing Xero for small business clients Experience supporting clients through full Xero setup and migrations from legacy systems Ability to troubleshoot and resolve complex Xero-related issues Experience delivering structured training to internal or external stakeholders Excellent communication skills, with the ability ...

Hybrid Data Architect — Enterprise Cloud & Data Strategy

Hiring Organisation
Jobleads-UK
Location
England, United Kingdom
drive a £100M digital transformation initiative. You will shape the enterprise data strategy, ensuring data trust and compliance while integrating cloud and legacy systems. This role offers a competitive salary, benefits, and the chance to make a significant impact on the future of data architecture in a critical ...

Frontend Web Developer

Hiring Organisation
CV Screen Ltd
Location
Birkenhead, Merseyside, United Kingdom
Employment Type
Permanent
Salary
£40000 - £50000/annum Hybrid Working
engagement and functionality. REQUIRED SKILLS Strong experience in Frontend Development. Strong knowledge of HTML, CSS, JavaScript and Angular. Experience working with existing or legacy systems. Familiarity with Git version control. Understanding of SEO best practices and UI/UX principles. Knowledge of C#, APIs or backend integrations would ...

Automation Test Engineer

Hiring Organisation
INTEC SELECT LIMITED
Location
Corsham, Wiltshire, England, United Kingdom
Employment Type
Contractor
Contract Rate
£600 per day
tests using Playwright and/or Cypress . Test services built using Kotlin and TypeScript technologies. Validate complex integrations between modern platforms and legacy systems. Deliver API testing across multiple services and enterprise applications. Perform resilience and failure testing, including timeout, degradation, and dependency failure scenarios. Implement … experience testing applications and services developed in Kotlin and TypeScript . Strong API testing experience within complex distributed environments. Experience testing integrations between multiple systems and services. Knowledge of resilience testing, fault injection, timeout handling, and service degradation scenarios. Experience with contract testing tools such as PACT . Strong ...

Automation Test Engineer

Hiring Organisation
INTEC SELECT LIMITED
Location
Corsham, Wiltshire, UK
Employment Type
Full-time
automated tests using Playwright and/or Cypress. Test services built using Kotlin and TypeScript technologies. Validate complex integrations between modern platforms and legacy systems. Deliver API testing across multiple services and enterprise applications. Perform resilience and failure testing, including timeout, degradation, and dependency failure scenarios. Implement … Proven experience testing applications and services developed in Kotlin and TypeScript. Strong API testing experience within complex distributed environments. Experience testing integrations between multiple systems and services. Knowledge of resilience testing, fault injection, timeout handling, and service degradation scenarios. Experience with contract testing tools such as PACT. Strong understanding ...

Software Engineer

Hiring Organisation
Platform Recruitment
Location
Wellington, Somerset, United Kingdom
Employment Type
Permanent
Salary
£50000 - £60000/annum
role involves close collaboration with multidisciplinary teams and input into architectural decisions. The Role You will work across a blend of modern service based systems and established desktop applications, contributing to both ongoing improvements and new product development. The position involves hands on development, architectural input, and close collaboration … responsiblities Design, develop, test, and maintain desktop and web applications Work with C#, WPF, and modern JavaScript frameworks Support and enhance legacy systems while helping drive modernisation Contribute to architectural decisions and system design discussions Requirements Strong experience in C# and WPF desktop application development Experience with ...

Head of Development

Hiring Organisation
Jobleads-UK
Location
Altrincham, England, United Kingdom
modernisation initiatives Driving adoption and governance of AI‐assisted development tooling including Claude Code Supporting the ongoing evolution from legacy monolithic systems toward Azure‐based microservices architecture Overseeing development quality, code reviews and technical troubleshooting Mentoring developers and supporting the growth of the newly launched AI Graduate ...

Lead Data Engineer

Hiring Organisation
Eutopia Solutions Limited
Location
Andover, Hampshire, South East, United Kingdom
Employment Type
Permanent
Salary
£90,000
Previous team leadership or mentoring experience Strong understanding of data architecture, engineering best practices, and data quality Comfortable working with legacy source systems and improving data reliability Able to communicate effectively with both technical and business stakeholders Why Apply? Newly created role with significant ownership and influence ...

Contract Data Architect

Hiring Organisation
Connells Limited
Location
Milton Keynes, Buckinghamshire, South East, United Kingdom
Employment Type
Contract
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 … stakeholders. 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 Experience in developing common data models for core business concepts Experience of CRM system ...

Edge CV ML Engineer — Real-Time Vision & 3D

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Associates is looking for a Machine Learning Engineer specializing in Computer Vision to help transform legacy systems into real-time operational intelligence. The role involves the development of computer vision models for applications including scene understanding and object detection. Ideal candidates will have strong skills in modern ...