Remote Legacy Systems Jobs in the UK

1 to 25 of 663 Remote Legacy Systems Jobs in the UK

Senior Data Architect - Data Migration

Reading, England, United Kingdom
Hybrid / WFH Options
HSO
modelling and documentation for the solution being implemented, ensuring that the rationale behind decisions is clearly communicated within the project team and customer. Be able to design smart data systems, using the information to drive forecasts, make predictions and support decision making. To design and implement data migration paths from legacy systems to D365 Apps. To … D365 Apps. Working closely with the Solution architect and the Technical architect to ensure the implementation details of a solution do not deviate from the agreed design. To produce systems architecture and design documentation to agreed HSO standards. To understand the HSO project delivery methodology and apply this implementation approach to all HSO Projects. Involvement in the migration of … well as keeping abreast of the developments of the business and understanding the company’s approach to the market. Experience and Skills Essential: 5+ years of hands-on ERP systems e.g. Dynamics AX 2012, D365, SAP, Azure architected solutions, AWS. Experience as a functional/data migration or integration lead, with an understanding of how the data elements of More ❯
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Senior Data Architect

Glasgow, Scotland, United Kingdom
Hybrid / WFH Options
HSO
modelling and documentation for the solution being implemented, ensuring that the rationale behind decisions is clearly communicated within the project team and customer. • Be able to design smart data systems, using the information to drive forecasts, make predictions and support decision making. • To design and implement data migration paths from legacy systems to D365 Apps. • To … D365 Apps. • Working closely with the Solution architect and the Technical architect to ensure the implementation details of a solution do not deviate from the agreed design. • To produce systems architecture and design documentation to agreed HSO standards. • To understand the HSO project delivery methodology and apply this implementation approach to all HSO Projects. • Involvement in the migration of … well as keeping abreast of the developments of the business and understanding the company’s approach to the market. Requirements Experience and Skills • 5+ years of hands-on ERP systems Dynamics AX 2012, D365, SAP, Azure architected solutions, AWS. etc. • Experience as a functional/data migration or integration lead, with an understanding of how the data elements of More ❯
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Lead DevOps/SRE Engineer

Bristol, England, United Kingdom
Hybrid / WFH Options
Canada Life Assurance Europe plc
to support our transformation and the future growth of the Canada Life UK business. We are on a journey of simplifying our IT estate, removing our legacy systems and delivering innovative solutions through Cloud adoption, AI and expanding our digital services. As a member of the CLUK Product Engineering team, you will be involved in every stage More ❯
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DevOps Engineer

London, England, United Kingdom
Hybrid / WFH Options
Canada Life
to support our transformation and the future growth of the Canada Life UK business. We are on a journey of simplifying our IT estate, removing our legacy systems and delivering innovative solutions through Cloud adoption, AI and expanding our digital services. As a member of the CLUK Product Engineering team, you will be involved in every stage More ❯
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DevOps/SRE Engineer

London, England, United Kingdom
Hybrid / WFH Options
Redefined Ltd
to support our transformation and the future growth of the Canada Life UK business. We are on a journey of simplifying our IT estate, removing our legacy systems and delivering innovative solutions through Cloud adoption, AI and expanding our digital services. As a member of the CLUK Product Engineering team, you will be involved in every stage More ❯
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Technical Lead - TWE41375

City of London, England, United Kingdom
Hybrid / WFH Options
twentyAI
during a cloud transformation journey. About the Role: As Technical Lead you will play a central role in designing and delivering enterprise-grade solutions, managing both legacy systems and the strategic migration to Azure-based cloud platforms. You’ll lead by example, guiding a cross-functional team through complex technical decisions, ensuring code quality, delivery standards, and … alignment with the wider enterprise architecture. This role offers the opportunity to contribute to large-scale modernisation while maintaining essential business systems used across global markets. Key Responsibilities: Lead the technical design and decision-making for all team deliverables, ensuring architectural alignment and long-term maintainability. Manage the end-to-end technical delivery of features, with a focus on … quality, scalability, and performance. Work closely with architects to contribute to the ongoing evolution of enterprise systems, balancing innovation with operational stability. Provide technical leadership, mentoring developers and fostering a high-performing Agile team culture. Collaborate with DevOps and platform engineering to implement CI/CD pipelines, testing frameworks, and cloud-native best practices. Oversee the maintenance and gradual More ❯
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Technical Lead - TWE41375

South East London, England, United Kingdom
Hybrid / WFH Options
twentyAI
during a cloud transformation journey. About the Role: As Technical Lead you will play a central role in designing and delivering enterprise-grade solutions, managing both legacy systems and the strategic migration to Azure-based cloud platforms. You’ll lead by example, guiding a cross-functional team through complex technical decisions, ensuring code quality, delivery standards, and … alignment with the wider enterprise architecture. This role offers the opportunity to contribute to large-scale modernisation while maintaining essential business systems used across global markets. Key Responsibilities: Lead the technical design and decision-making for all team deliverables, ensuring architectural alignment and long-term maintainability. Manage the end-to-end technical delivery of features, with a focus on … quality, scalability, and performance. Work closely with architects to contribute to the ongoing evolution of enterprise systems, balancing innovation with operational stability. Provide technical leadership, mentoring developers and fostering a high-performing Agile team culture. Collaborate with DevOps and platform engineering to implement CI/CD pipelines, testing frameworks, and cloud-native best practices. Oversee the maintenance and gradual More ❯
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Principal Software Architect

London, United Kingdom
Hybrid / WFH Options
Warner Media, LLC
for developing and actively contributing to the technical vision and architectural strategy for our multi-language, multi-territory website, the booking and licensing system, and integrations with third-party systems such as ERP, CRM, online payment platforms, Lab, and other business-critical services. This role plays a critical part in ensuring that our technology solutions are scalable, secure, and … goals. The architect will guide cross-functional teams in designing modern, efficient, and maintainable platforms, supporting both product innovation and operational excellence, while also continuously improving and optimizing existing systems and architectures. Your Role Accountabilities Refine and evolve the overall architecture of key software systems, ensuring scalability, performance, and security. Lead architectural design sessions, code reviews, and technical … decision-making across development teams. Work hands-on with existing platforms to refactor, optimize, and modernize legacy systems and integrations. Collaborate with stakeholders across product, engineering, data, and infrastructure to translate business requirements into technical solutions. Evaluate and introduce new technologies, frameworks, and design patterns where appropriate. Act as a technical mentor and advisor to developers and More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Endur Developer

London, England, United Kingdom
Hybrid / WFH Options
JR United Kingdom
leading commodities trading firm to hire an experienced Endur Developer to join their London-based Middle Office tech team. In this role, you’ll support and enhance critical regulatory systems built on the Openlink Endur platform, contributing to both legacy system management and the firm’s ongoing cloud transformation. Key Responsibilities Develop, enhance, and support the Openlink … Endur platform (AVS, JVS, OpenComponents – .NET/Java) Maintain and troubleshoot in-house applications integrated with Front and Middle Office systems Collaborate with Business Analysts, Technical Leads, and Architects to deliver scalable, high-quality solutions Ensure alignment with enterprise architecture standards and best practices Work within an Agile (Kanban) environment to deliver across the feature team backlog Utilise Azure More ❯
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Senior Solutions Architect London

London, England, United Kingdom
Hybrid / WFH Options
MongoDB
alignment with our platform and the needs of our customers. MongoDB Pre-Sales Solution Architects are responsible for guiding our customers and users to design and build reliable, scalable systems using our data platform. Our team is made up of seasoned technical sales professionals, software architects, entrepreneurs, and developers who take direct responsibility for customer success, including the design … languages (e.g. Python, Node.js, SQL) and/or popular programming languages (e.g. C/C++, Java, C#) in a professional capacity Experience designing with scalable and highly available distributed systems in the cloud and on-prem Demonstrated ability to work with customers to review complex architecture of existing applications, providing guidance on how to improve by leveraging technology Excellent … with any of the major cloud providers Experience with database programming and data models Experience in data engineering or AI/ML projects Experience in transforming legacy systems and platforms into modern, scalable, and efficient technology stacks Understanding of popular sales methodologies/frameworks such as MEDDPICC/Command of the Message A MongoDB Certification What you More ❯
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Fixed Term Data Engineer

London, England, United Kingdom
Hybrid / WFH Options
Five Guys
Lead initiatives in data cloud management, including usage monitoring and optimization. Configure and test disaster recovery processes, ensuring business continuity through backup and restore exercises. Archive or delete legacy data in line with governance and retention requirements. Delivery & Documentation Conduct data mapping exercises, analysing various sources and formats to … design fit-for-purpose models. Create and present complete logical data models to both technical teams and business stakeholders. Participate in scoping future platforms and assessing legacy systems for migration to Azure. Perform functional and systems analysis, producing supporting documentation (e.g., flowcharts, data diagrams). Be the lead in discovery workshops, weekly stand-ups, and cross … cloud databases, and file systems. Comfortable working with Power Automate, SharePoint, and Office 365 integrations. Basic knowledge of C# or PowerShell for custom data integration tasks. Experience troubleshooting production systems and optimizing SQL workloads. Strong understanding of database administration, performance, and scalability. Cloud certification (e.g., Azure Practitioner or equivalent) is highly desirable. Desirable Experience with AWS services and data More ❯
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Data Migration Lead - Dynamics D365 - CRM, BC, F&O / F&SCM

United Kingdom
Hybrid / WFH Options
Experis
delivery model. Career Growth : Access to training, certifications, and opportunities to shape technical standards. ?? What You'll Do: Lead end-to-end data migration projects from legacy systems to D365. Design, build, and assure robust migration pipelines using SSIS, KingswaySoft, Azure Data Factory, and more. Define best practices, mentor data engineers, and drive continuous improvement. Engage with More ❯
Employment Type: Permanent, Work From Home
Salary: £80,000
Posted:

Data Lakehouse Developer

London, United Kingdom
Hybrid / WFH Options
ZILO
ZILO is focused on transforming global transfer agency by providing a single global solution that replaces legacy technology and systems. Our mission is to create sustainable value for firms and the customers they serve, all while putting people first. With a design-driven approach and a commitment to innovation, our team of experts has unified the full breadth … Bachelor's degree in computer science, engineering or related field. Minimum of 3 years of experience in data engineering roles. Strong proficiency in SQL, ETL processes and database management systems (e.g., MySQL, PostgreSQL, MongoDB). Hands-on experience with AWS services for data processing, storage and analysis (e.g., S3, Redshift, EMR, Glue). Familiarity with programming languages such as More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Data Governance Lead

London, England, United Kingdom
Hybrid / WFH Options
EDF Trading Limited
Participate in broader architectural discussions ensuring robust data governance principles are adhered to and suitable processes and tooling are in place Design and specifications development for migration from legacy system to the new developed products Ensure solutions are implemented correctly, properly documented and easily supported by the team. This list is not exhaustive and may include other tasks … PowerBI or Tableau Data extraction and manipulation languages e.g. SQL, Python Knowledge of statistical software and packages such as R, Matlab, Pandas, NumPy or SciPy Experience with algorithmic trading systems and low-latency trading Knowledge of financial markets is desirable but experience of working in other "big data" or HPC environments is equally valid. Hours of work: 40 hours More ❯
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Senior Full Stack C# .NET Developer

Woking, England, United Kingdom
Hybrid / WFH Options
JR United Kingdom
Social network you want to login/join with: Senior Full Stack C# .NET Developer, woking col-narrow-left Client: WebX Systems Ltd. Location: woking, United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Views: 9 Posted: 06.06.2025 Expiry Date: 21.07.2025 col-wide Job Description: Senior Full Stack C# .NET DeveloperFully Remote (UK Residents … Only) About WebX Systems At WebX, we specialise in technical publishing and content management solutions for the aerospace and defence sectors worldwide. Our flagship products— UltraCSDB, UltraAuthor, UltraXML , and UltraPortal —are used globally and combine proven legacy systems with cutting-edge, cloud-native innovations. As a privately owned UK business, we take pride in delivering exceptional … a proactive, experienced Senior Full Stack .NET Developer to help evolve our product suite. You’ll work across both legacy Windows desktop applications and modern web-based systems and help lead the transition toward cloud-native architecture. This role is perfect for someone who enjoys innovating within established environments while also driving forward new development. Technology Stack More ❯
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Senior Full Stack C# .NET Developer

Cheltenham, England, United Kingdom
Hybrid / WFH Options
JR United Kingdom
Social network you want to login/join with: col-narrow-left Client: WebX Systems Ltd. Location: Job Category: Other - EU work permit required: Yes col-narrow-right Job Views: 9 Posted: 06.06.2025 Expiry Date: 21.07.2025 col-wide Job Description: Senior Full Stack C# .NET DeveloperFully Remote (UK Residents Only) About WebX Systems At WebX, we specialise in … publishing and content management solutions for the aerospace and defence sectors worldwide. Our flagship products— UltraCSDB, UltraAuthor, UltraXML , and UltraPortal —are used globally and combine proven legacy systems with cutting-edge, cloud-native innovations. As a privately owned UK business, we take pride in delivering exceptional software and highly responsive support. Joining our close-knit team means … a proactive, experienced Senior Full Stack .NET Developer to help evolve our product suite. You’ll work across both legacy Windows desktop applications and modern web-based systems and help lead the transition toward cloud-native architecture. This role is perfect for someone who enjoys innovating within established environments while also driving forward new development. Technology Stack More ❯
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Senior Full Stack C# .NET Developer

Bath, England, United Kingdom
Hybrid / WFH Options
JR United Kingdom
Social network you want to login/join with: Senior Full Stack C# .NET Developer, bath col-narrow-left Client: WebX Systems Ltd. Location: bath, United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Views: 9 Posted: 06.06.2025 Expiry Date: 21.07.2025 col-wide Job Description: Senior Full Stack C# .NET DeveloperFully Remote (UK Residents … Only) About WebX Systems At WebX, we specialise in technical publishing and content management solutions for the aerospace and defence sectors worldwide. Our flagship products— UltraCSDB, UltraAuthor, UltraXML , and UltraPortal —are used globally and combine proven legacy systems with cutting-edge, cloud-native innovations. As a privately owned UK business, we take pride in delivering exceptional … a proactive, experienced Senior Full Stack .NET Developer to help evolve our product suite. You’ll work across both legacy Windows desktop applications and modern web-based systems and help lead the transition toward cloud-native architecture. This role is perfect for someone who enjoys innovating within established environments while also driving forward new development. Technology Stack More ❯
Posted:

Senior Full Stack C# .NET Developer

Reading, England, United Kingdom
Hybrid / WFH Options
JR United Kingdom
Social network you want to login/join with: Senior Full Stack C# .NET Developer, reading col-narrow-left Client: WebX Systems Ltd. Location: reading, United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Views: 4 Posted: 31.05.2025 Expiry Date: 15.07.2025 col-wide Job Description: Senior Full Stack C# .NET DeveloperFully Remote (UK Residents … Only) About WebX Systems At WebX, we specialise in technical publishing and content management solutions for the aerospace and defence sectors worldwide. Our flagship products— UltraCSDB, UltraAuthor, UltraXML , and UltraPortal —are used globally and combine proven legacy systems with cutting-edge, cloud-native innovations. As a privately owned UK business, we take pride in delivering exceptional … a proactive, experienced Senior Full Stack .NET Developer to help evolve our product suite. You’ll work across both legacy Windows desktop applications and modern web-based systems and help lead the transition toward cloud-native architecture. This role is perfect for someone who enjoys innovating within established environments while also driving forward new development. Technology Stack More ❯
Posted:

Senior Full Stack C# .NET Developer

Aberdeen, Scotland, United Kingdom
Hybrid / WFH Options
JR United Kingdom
Social network you want to login/join with: col-narrow-left Client: WebX Systems Ltd. Location: Job Category: Other - EU work permit required: Yes col-narrow-right Job Views: 4 Posted: 31.05.2025 Expiry Date: 15.07.2025 col-wide Job Description: Senior Full Stack C# .NET DeveloperFully Remote (UK Residents Only) About WebX Systems At WebX, we specialise in … publishing and content management solutions for the aerospace and defence sectors worldwide. Our flagship products— UltraCSDB, UltraAuthor, UltraXML , and UltraPortal —are used globally and combine proven legacy systems with cutting-edge, cloud-native innovations. As a privately owned UK business, we take pride in delivering exceptional software and highly responsive support. Joining our close-knit team means … a proactive, experienced Senior Full Stack .NET Developer to help evolve our product suite. You’ll work across both legacy Windows desktop applications and modern web-based systems and help lead the transition toward cloud-native architecture. This role is perfect for someone who enjoys innovating within established environments while also driving forward new development. Technology Stack More ❯
Posted:

Senior Full Stack C# .NET Developer

Slough, England, United Kingdom
Hybrid / WFH Options
JR United Kingdom
Social network you want to login/join with: Senior Full Stack C# .NET Developer, slough col-narrow-left Client: WebX Systems Ltd. Location: slough, United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Views: 4 Posted: 31.05.2025 Expiry Date: 15.07.2025 col-wide Job Description: Senior Full Stack C# .NET DeveloperFully Remote (UK Residents … Only) About WebX Systems At WebX, we specialise in technical publishing and content management solutions for the aerospace and defence sectors worldwide. Our flagship products— UltraCSDB, UltraAuthor, UltraXML , and UltraPortal —are used globally and combine proven legacy systems with cutting-edge, cloud-native innovations. As a privately owned UK business, we take pride in delivering exceptional … a proactive, experienced Senior Full Stack .NET Developer to help evolve our product suite. You’ll work across both legacy Windows desktop applications and modern web-based systems and help lead the transition toward cloud-native architecture. This role is perfect for someone who enjoys innovating within established environments while also driving forward new development. Technology Stack More ❯
Posted:

Senior Full Stack C# .NET Developer

Southampton, England, United Kingdom
Hybrid / WFH Options
JR United Kingdom
Social network you want to login/join with: Senior Full Stack C# .NET Developer, southampton col-narrow-left Client: WebX Systems Ltd. Location: southampton, United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Views: 4 Posted: 31.05.2025 Expiry Date: 15.07.2025 col-wide Job Description: Senior Full Stack C# .NET DeveloperFully Remote (UK Residents … Only) About WebX Systems At WebX, we specialise in technical publishing and content management solutions for the aerospace and defence sectors worldwide. Our flagship products— UltraCSDB, UltraAuthor, UltraXML , and UltraPortal —are used globally and combine proven legacy systems with cutting-edge, cloud-native innovations. As a privately owned UK business, we take pride in delivering exceptional … a proactive, experienced Senior Full Stack .NET Developer to help evolve our product suite. You’ll work across both legacy Windows desktop applications and modern web-based systems and help lead the transition toward cloud-native architecture. This role is perfect for someone who enjoys innovating within established environments while also driving forward new development. Technology Stack More ❯
Posted:

Senior Full Stack C# .NET Developer

Glasgow, Scotland, United Kingdom
Hybrid / WFH Options
JR United Kingdom
Social network you want to login/join with: Senior Full Stack C# .NET Developer, glasgow col-narrow-left Client: WebX Systems Ltd. Location: glasgow, United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Views: 4 Posted: 31.05.2025 Expiry Date: 15.07.2025 col-wide Job Description: Senior Full Stack C# .NET DeveloperFully Remote (UK Residents … Only) About WebX Systems At WebX, we specialise in technical publishing and content management solutions for the aerospace and defence sectors worldwide. Our flagship products— UltraCSDB, UltraAuthor, UltraXML , and UltraPortal —are used globally and combine proven legacy systems with cutting-edge, cloud-native innovations. As a privately owned UK business, we take pride in delivering exceptional … a proactive, experienced Senior Full Stack .NET Developer to help evolve our product suite. You’ll work across both legacy Windows desktop applications and modern web-based systems and help lead the transition toward cloud-native architecture. This role is perfect for someone who enjoys innovating within established environments while also driving forward new development. Technology Stack More ❯
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Senior Full Stack C# .NET Developer

Brighton, England, United Kingdom
Hybrid / WFH Options
JR United Kingdom
Social network you want to login/join with: Senior Full Stack C# .NET Developer, brighton col-narrow-left Client: WebX Systems Ltd. Location: brighton, United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Views: 4 Posted: 31.05.2025 Expiry Date: 15.07.2025 col-wide Job Description: Senior Full Stack C# .NET DeveloperFully Remote (UK Residents … Only) About WebX Systems At WebX, we specialise in technical publishing and content management solutions for the aerospace and defence sectors worldwide. Our flagship products— UltraCSDB, UltraAuthor, UltraXML , and UltraPortal —are used globally and combine proven legacy systems with cutting-edge, cloud-native innovations. As a privately owned UK business, we take pride in delivering exceptional … a proactive, experienced Senior Full Stack .NET Developer to help evolve our product suite. You’ll work across both legacy Windows desktop applications and modern web-based systems and help lead the transition toward cloud-native architecture. This role is perfect for someone who enjoys innovating within established environments while also driving forward new development. Technology Stack More ❯
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Senior Full Stack C# .NET Developer

Watford, England, United Kingdom
Hybrid / WFH Options
JR United Kingdom
Social network you want to login/join with: Senior Full Stack C# .NET Developer, watford, hertfordshire col-narrow-left Client: WebX Systems Ltd. Location: watford, hertfordshire, United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Views: 4 Posted: 31.05.2025 Expiry Date: 15.07.2025 col-wide Job Description: Senior Full Stack C# .NET DeveloperFully Remote … UK Residents Only) About WebX Systems At WebX, we specialise in technical publishing and content management solutions for the aerospace and defence sectors worldwide. Our flagship products— UltraCSDB, UltraAuthor, UltraXML , and UltraPortal —are used globally and combine proven legacy systems with cutting-edge, cloud-native innovations. As a privately owned UK business, we take pride in … a proactive, experienced Senior Full Stack .NET Developer to help evolve our product suite. You’ll work across both legacy Windows desktop applications and modern web-based systems and help lead the transition toward cloud-native architecture. This role is perfect for someone who enjoys innovating within established environments while also driving forward new development. Technology Stack More ❯
Posted:

Senior Full Stack C# .NET Developer

London, England, United Kingdom
Hybrid / WFH Options
JR United Kingdom
Social network you want to login/join with: Senior Full Stack C# .NET Developer, west london col-narrow-left Client: WebX Systems Ltd. Location: west london, United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Views: 4 Posted: 31.05.2025 Expiry Date: 15.07.2025 col-wide Job Description: Senior Full Stack C# .NET DeveloperFully Remote … UK Residents Only) About WebX Systems At WebX, we specialise in technical publishing and content management solutions for the aerospace and defence sectors worldwide. Our flagship products— UltraCSDB, UltraAuthor, UltraXML , and UltraPortal —are used globally and combine proven legacy systems with cutting-edge, cloud-native innovations. As a privately owned UK business, we take pride in … a proactive, experienced Senior Full Stack .NET Developer to help evolve our product suite. You’ll work across both legacy Windows desktop applications and modern web-based systems and help lead the transition toward cloud-native architecture. This role is perfect for someone who enjoys innovating within established environments while also driving forward new development. Technology Stack More ❯
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Legacy Systems
10th Percentile
£42,500
25th Percentile
£50,500
Median
£65,000
75th Percentile
£84,250
90th Percentile
£105,000