Legacy Systems Jobs in Guildford

22 of 22 Legacy Systems Jobs in Guildford

Senior Full Stack C# .NET Developer

guildford, south east england, united kingdom
Hybrid / WFH Options
WebX Systems Ltd
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®, UltraAuthorTM, UltraXMLTM , and UltraPortalTM —are used globally and combine proven legacy systems … 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 … quality. What We Offer Salary : £70,000 – £85,000 depending on experience Technical Growth – Work across a diverse technology landscape, from legacy systems to cutting-edge cloud-native tools. Autonomy – Freedom to shape technical decisions and make a significant impact on product direction and architecture. Career Advancement More ❯
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Data Engineer / Scientist

Guildford, Surrey, United Kingdom
Hybrid / WFH Options
Actica Consulting Limited
like Hadoop, Spark, and modern visualisation frameworks while implementing automation that drives government efficiency. You'll collaborate with stakeholders to transform legacy systems, implement data governance frameworks, and ensure solutions meet the highest security standards. Our deep expertise in public sector digital transformation and established presence across … opportunities to shape the future of UK public services through innovative data-driven solutions. With our strong technical foundation and focus on mission-critical systems, you'll be part of a team delivering nationally significant projects that have a real impact on public service delivery. If you're passionate … Design, implement, and maintain scalable data pipelines and ETL processes Develop and maintain data warehouses and data lakes Implement data quality monitoring and validation systems Create and maintain data documentation and cataloguing systems Optimize data storage and retrieval systems Implement data security and governance frameworks Build and More ❯
Employment Type: Permanent
Salary: GBP Annual
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Senior Technical Project Manager

guildford, south east england, united kingdom
Inference Group
and blockers throughout the project lifecycle. For example, anticipate challenges like data quality issues, model performance shortfalls, or integration hurdles with legacy systems, and develop contingency plans to address them. Agile project governance: Apply appropriate project management methodologies (Agile/Scrum or hybrid approaches) to track progress … adjust plans when new challenges arise. Educational Background: Bachelor’s or Master’s degree in a relevant field (Computer Science, Data Science, Engineering, Information Systems, or similar). Equivalent work experience in managing technical projects will also be considered. Continuous learning (through courses, certifications, staying up-to-date with More ❯
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Enterprise Data Solutions Engineer

guildford, south east england, united kingdom
Lawfront
Data Solutions Engineer at Lawfront, you will play a key role in developing and maintaining our enterprise data environment, ensuring smooth integration between legacy and modern applications, and supporting the Master Data Management (MDM) framework. Your work will directly support the organisation data strategy and enterprise architecture, ensuring … tuning, updates, and enhancements to ensure reliability and scalability. 2. Data Integration & Interoperability Design and maintain efficient data integration pipelines between legacy systems and modern applications. Ensure data consistency, quality, and accuracy across all integrated platforms. 3. Master Data Management (MDM) Manage master data records to ensure … enterprise data warehouses. Proficiency in designing and managing ETL processes and integration pipelines. Practical knowledge of master data management principles. Familiarity with both legacy and cloud-based application environments. Attention to detail with strong analytical and problem-solving skills. Excellent communication and stakeholder engagement skills. Desirable: Experience with More ❯
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Technology Advisory Assistant Manager

Guildford, Surrey, United Kingdom
BDO UK LLP
within our Business Services and Outsourcing Stream consists of cloud accounting specialists that support businesses with the implementation and migration from legacy systems to innovative cloud accounting. We are supported by integration partners offering systems designed to enhance productivity, operational performance, the control environment, business agility … production of timely management information. You will also be working with clients to transform their finance function through the application of technology, identifying suitable systems to help them achieve their aims. You will take responsibility for client onboarding, migration and configuration of the selected cloud accounting systems, work … closely and manage members of the team to ensure our clients' requirements are met. If you are interested in accounting systems and how they can be utilised to transform finance functions into a lean, efficient and automated engine for any business, come and join us! You'll be someone More ❯
Employment Type: Permanent
Salary: GBP Annual
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Software Engineer

guildford, south east england, united kingdom
Hybrid / WFH Options
Cloud Decisions
will join a cross-functional team delivering end-to-end, full stack solutions from design through to deployment helping to modernise legacy systems and build scalable, cloud-native applications in Azure. You'll be working on a range of client and internal projects using a well-rounded … They’re Looking For: Strong experience building applications using C# and .NET frameworks Hands-on with SQL, MVC, and WCF Familiarity with modernising legacy apps into cloud-native Azure environments Confident with DevOps practices, CI/CD pipelines, and agile delivery Solid understanding of software engineering best practices More ❯
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SAP BTP Solutions Architect

guildford, south east england, united kingdom
Hybrid / WFH Options
Blue Astral Consulting
large-scale data platform migrations. Proficiency in AWS, Azure, or GCP is required, and good knowledge of SAP BTP and SAP Datasphere, and legacy-to-cloud migration strategies is a significant advantage. If you thrive in a consultative environment, have a passion for architecting scalable data solutions, and … and implement CDC and delta load frameworks to enhance data integration and performance. Platform Modernization & SAP Expertise: Lead complex migrations from legacy systems to modern cloud platforms; oversee SAP BW to SAP Datasphere transitions and leverage SAP Data Analytics to maximize solution effectiveness. Governance, Security & Collaboration: Ensure … experience as a Data Solutions Consultant, Pre-Sales Data Engineer, or in a cloud data architecture role in SAP BW, AP Datasphere, and legacy-to-cloud migration strategies Hands-on experience with AWS, Azure, or GCP and familiarity with cloud-native tools such as AWS Glue, DMS, Kafka More ❯
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Salesforce Consultant

guildford, south east england, united kingdom
Hybrid / WFH Options
Solution Junkies
Configure Salesforce and perform necessary customisations to meet client requirements. Oversee data migration efforts, ensuring the accurate transfer of data from legacy systems to Salesforce. Develop and execute test plans to ensure the quality and functionality of Salesforce solutions. Provide user training and support to ensure the More ❯
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NetSuite Consultant - Finance

guildford, south east england, united kingdom
SystemsAccoutants Ltd
role, you will gather customer requirements, configure NetSuite to meet business needs across Finance, E-commerce, and Procurement, and manage data migration from legacy systems. You will also provide ongoing … system support, troubleshooting, and user training. Key responsibilities: Consult with clients to document and translate their requirements into NetSuite functionality Configure and design NetSuite systems across Finance, Procurement, and E-commerce Lead data migration from legacy systems to NetSuite Troubleshoot, diagnose issues, and provide end-user More ❯
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Programme Manager - Temenos Implementation

guildford, south east england, united kingdom
Hybrid / WFH Options
developrec
bureaus, document management, payments) and external third-party systems. Manage the full data migration lifecycle, including data extraction, transformation, validation, and cutover from legacy systems. Collaborate closely with business units across lending, risk, compliance, and finance to ensure solution alignment with operational needs. Ensure accurate configuration of lending … in system integration using API-led and middleware architectures in banking environments. Proven success in managing complex data migration projects from legacy systems to modern core banking platforms. Solid understanding of credit policy, lending lifecycle management, and regulatory compliance (e.g., PRA, FCA, Basel). Exceptional stakeholder engagement More ❯
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Senior Platform Engineer

guildford, south east england, united kingdom
Ntegra
practices, and mentor more junior team members internally. Initial Project Responsibilities Diverse assignments spanning modern cloud and data infrastructure, from modernising legacy systems into cloud-native architectures to building and maintaining robust data platforms across multiple cloud providers. Implementation of secure data processing environments for classified information More ❯
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Martech Product Manager

guildford, south east england, united kingdom
developrec
of GDPR, consent management, and data security best practices. Practical experience with Agile methodologies. Proficient in integrating third-party APIs, internal tools, and legacy systems. Familiarity with architecture tools (e.g., Ardoq) to identify system dependencies and gaps. Strong stakeholder management and cross-functional collaboration skills. Strategic thinker with More ❯
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Client Services Team Lead

guildford, south east england, united kingdom
Hybrid / WFH Options
Plannr Technologies Limited
We’re Plannr , and we’re building the CRM financial advisers actually want to use. No clunky back-office legacy systems. No endless tickets. Just seamless onboarding, happy clients and scalable success. Now we’re looking for a Client Services Lead to run the show across onboarding, implementation More ❯
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Senior Application Security Engineer

guildford, south east england, united kingdom
Lawrence Harvey
You’ll be joining a high-impact security team at a pivotal point in the company’s growth. The environment spans legacy systems, enterprise-grade platforms, and greenfield builds – making it an ideal opportunity for individuals who thrive in varied, fast-paced environments and enjoys taking ownership More ❯
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Head of Business & Technical Architecture - Energy Industry

guildford, south east england, united kingdom
Vallum Associates
and priorities, taking inputs from multiple perspectives (i.e. customers and architects) and considering operational necessities and the replacement of aging/legacy systems The ability to interact with, and influence senior industry stakeholders, with competing priorities and viewpoints, in a structured, fair and collaborative manner Senior-level More ❯
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Palo Alto Prisma Access Consultant

guildford, south east england, united kingdom
Hybrid / WFH Options
83zero Limited
secure SASE architectures across global environments Integrating CASB and DLP tools to strengthen data and application protection Leading policy migrations from legacy systems into next-gen platforms Supporting cutover events, performance tuning, and issue resolution Providing strategic input on upgrades and long-term optimisations Acting as an More ❯
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Application Specialist Idox Uniform

guildford, south east england, united kingdom
X4 Technology
Application Specialist Idox Uniform Specialist Key Responsibilities: System Setup & Configuration Assess current system usage and identify optimisation opportunities Configure workflows and integrations with existing systems/databases Tailor the platform to reflect local authority-specific processes Conduct data audits and cleansing to ensure accuracy Migrate from any legacy systems with zero data loss Validate and test all transferred data to ensure system integrity Develop and deliver tailored training for council staff Provide clear documentation and run workshops Offer ongoing support and troubleshooting throughout the project lifecycle Application Specialist Idox Uniform Technical & Compliance Requirements: Deep knowledge More ❯
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CCaaS Application Architect

guildford, south east england, united kingdom
Tech Mahindra Business Process Services
more years of experience with software architecture and design with the CXone, Genesys Cloud or Amazon Connect platform. Past titles may include Solutions Architect, Systems Architect, Technical Architect. Experience must include: Defining overall CXone, Genesys Cloud or Amazon Connect Application architectures including (but not limited to) networks, WFM, quality … needed, lead code reviews and fix issues as needed Ability to create designs that leverage legacy/on-premises solutions and CCaaS systems Ability to create customizations to work around system limitations or cost issues Experience with on premise to Cloud migration and the technical challenges and … design sessions, developing architecture and network diagrams, technical flow designs and more Additional Responsibilities: Build actionable and achievable CCaaS transformation plans including specifying legacy system changes needed or recommended. Define and build tools and libraries to augment CCaaS vendor capabilities (customizations, configurations, testing, code-reuse, etc..) Creating sales More ❯
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D365 F&O Finance Support

guildford, south east england, united kingdom
Hybrid / WFH Options
Opus Recruitment Solutions
focuses on delivering high-quality 1st, second and third-line support across the Finance modules of D365 F&O (and legacy AX systems), with occasional involvement in supply chain processes. Key Responsibilities: Provide expert-level support across core Finance modules (GL, AP, AR, Fixed Assets, Bank, and More ❯
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Senior Client Success Consultant (Remote - UK)

guildford, south east england, united kingdom
Hybrid / WFH Options
FYI
complex and high-touch projects Provide expert guidance during platform configuration and data migration (executed by our Migration Team), ensuring seamless transitions from legacy system Deliver post-live success programs and campaigns to drive adoption, measure success, and realise value from the platform Build strong, lasting relationships with … webinars, one-on-one sessions, and in-person presentations as required Triage and resolve support issues by working with clients via email or ticketing systems to understand, troubleshoot, and resolve issues Regularly contribute insights to product and content teams to help shape platform enhancements and user resources Support the More ❯
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C# Developer

guildford, south east england, united kingdom
iO Associates - UK/EU
We're looking for a Junior to Mid-Level Developer with strong C# programming skills to join a small, collaborative team working on enterprise systems across a variety of industries. This role is ideal for someone with a solid foundation in C# who is eager to grow their experience … in modern web development and legacy system support You'll be involved in both maintaining existing WinForms applications and … contributing to new development using Blazor. You'll also work with SQL Server and have the opportunity to build custom interface layers for internal systems There is huge opportunity to learn & grow, working alongside talented developers in a collaborative team. They also provide Microsoft enterprise licenses so that you More ❯
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React Developer

guildford, south east england, united kingdom
Hybrid / WFH Options
Montash
cross-functional teams, managing requests and troubleshooting issues Diagnosing problems by consulting with domain experts to broaden technical understanding Maintaining and supporting a legacy system, including its outdated deployment processes Support and enhance the current system, ensuring stability and functionality Implement updates within a legacy codebase More ❯
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Legacy Systems
Guildford
25th Percentile
£47,500
Median
£50,000
75th Percentile
£52,500