151 to 175 of 212 Legacy Systems Jobs in England

Automation Test Manager

Hiring Organisation
Sanderson
Location
Manchester, UK
Employment Type
Full-time
currently partnering with a business seeking a Test Automation Manager to support a mid-flight programme focused on automating manual processes and integrating legacy systems. The role will take ownership of testing across system interfaces and end-to-end workflows, ensuring quality is maintained throughout complex integrations. They ...

Automation Test Manager

Hiring Organisation
Sanderson
Location
Manchester, Lancashire, England, United Kingdom
Employment Type
Contractor
Contract Rate
£400 - £500 per day
currently partnering with a business seeking a Test Automation Manager to support a mid-flight programme focused on automating manual processes and integrating legacy systems. The role will take ownership of testing across system interfaces and end-to-end workflows, ensuring quality is maintained throughout complex integrations. They ...

Senior Software Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Advanced Research and Invention Agency (ARIA). About the role Meridial is seeking an entrepreneurial Software Engineer to take ownership of the software systems at the heart of our multi‐photon microscopy platform. This is a broad hands‐on role spanning hardware control, data acquisition, user interfaces, and analysis … evolve real‐time and offline image‐analysis pipelines supporting the full experimental workflow Work with the team to translate scientific requirements into robust software systems Contribute to longer‐term architectural evolution — modularising the stack, defining APIs, and evaluating migration pathways toward more scalable and maintainable systems Required Qualifications ...

Senior Software Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Advanced Research and Invention Agency (ARIA). About the role Meridial is seeking an entrepreneurial Software Engineer to take ownership of the software systems at the heart of our multi-photon microscopy platform. This is a broad hands‐on role spanning hardware control, data acquisition, user interfaces, and analysis … evolve real-time and offline image‐analysis pipelines supporting the full experimental workflow Work with the team to translate scientific requirements into robust software systems Contribute to longer-term architectural evolution — modularising the stack, defining APIs, and evaluating migration pathways toward more scalable and maintainable systems Required Qualifications ...

Senior BI Data Architect (8 Month FTC)

Hiring Organisation
Harnham - Data & Analytics Recruitment
Location
Manchester, Lancashire, England, United Kingdom
Employment Type
Full-Time
Salary
£87,000 - £97,000 per annum
expect to be involved in the following: Design and implement a governed Databricks Lakehouse, including catalog and data structures. Migrate complex legacy SQL into clean, modular, and maintainable pipelines. Build scalable transformation frameworks using Spark and Python or SQL-based pipelines. Optimise query performance across large datasets, improving … Delta Lake, Unity Catalog, and SQL Warehousing. Advanced SQL skills with a focus on performance tuning and optimization. Experience migrating legacy data systems into scalable architectures. Proven ability to design and build data pipelines using Spark and Python or SQL. Strong understanding of data modelling, including star ...

Senior BI Data Architect (8 Month FTC)

Hiring Organisation
Harnham - Data & Analytics Recruitment
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£87,000 - £97,000 per annum
expect to be involved in the following: Design and implement a governed Databricks Lakehouse, including catalog and data structures. Migrate complex legacy SQL into clean, modular, and maintainable pipelines. Build scalable transformation frameworks using Spark and Python or SQL-based pipelines. Optimise query performance across large datasets, improving … Delta Lake, Unity Catalog, and SQL Warehousing. Advanced SQL skills with a focus on performance tuning and optimization. Experience migrating legacy data systems into scalable architectures. Proven ability to design and build data pipelines using Spark and Python or SQL. Strong understanding of data modelling, including star ...

Senior BI Data Architect (8 Month FTC)

Hiring Organisation
Harnham - Data & Analytics Recruitment
Location
Birmingham, West Midlands, England, United Kingdom
Employment Type
Full-Time
Salary
£87,000 - £97,000 per annum
expect to be involved in the following: Design and implement a governed Databricks Lakehouse, including catalog and data structures. Migrate complex legacy SQL into clean, modular, and maintainable pipelines. Build scalable transformation frameworks using Spark and Python or SQL-based pipelines. Optimise query performance across large datasets, improving … Delta Lake, Unity Catalog, and SQL Warehousing. Advanced SQL skills with a focus on performance tuning and optimization. Experience migrating legacy data systems into scalable architectures. Proven ability to design and build data pipelines using Spark and Python or SQL. Strong understanding of data modelling, including star ...

Principal Field Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Full-Stack Solution Engineering: Ability to orchestrate and build end-to-end prototypes—integrating GenAI components, CDF data models, and legacy customer systems—using scalable software practices and open-source AI frameworks. Technical Evangelism & Strategic Influence: The ability to distill complex technical AI solutions into compelling, value ...

ERP Data Migration Lead Outside IR35

Hiring Organisation
Cathcart Technology
Location
City of London, London, Bishopsgate, United Kingdom
Employment Type
Contract
Contract Rate
£600 - £650/day
readiness across all domains, delivery phases, and regions. This will include the delivery of data from the various, internationally disparate legacy IT systems (including SAP R3/BO) to the new IFS solution. Both a business data workstream and a technical IFS data migration workstream ...

Java / Node.js Solutions Architect - London, Wembley

Hiring Organisation
Adecco
Location
Wembley, London, United Kingdom
Employment Type
Permanent
Salary
£75000 - £85000/annum + Benefits
Webhook integrations, and Event-Driven Architecture using Kafka or Azure Event Hubs. Legacy-to-Cloud: Demonstrable experience migrating legacy monolithic systems into containerised microservices architectures. Tooling: Proficient in Visio or LucidChart for architectural modelling; disciplined in Confluence for documentation practices. Duties Blueprint Delivery: Develop high … deliverables meet internal quality, security, and scalability thresholds. Data Integration Leadership: Orchestrate complex data mapping between legacy IBM iSeries (DB2/RPG) systems and modern API middleware - a technically demanding challenge requiring deep integration expertise. Systemic Remediation: Lead deep-dive investigations into recurring platform failures error surges ...

Solutions Architect - London, Wembley

Hiring Organisation
Adecco
Location
Wembley, London, United Kingdom
Employment Type
Permanent
Salary
£75000 - £85000/annum + Benefits
Webhook integrations, and Event-Driven Architecture using Kafka or Azure Event Hubs. Legacy-to-Cloud: Demonstrable experience migrating legacy monolithic systems into containerised microservices architectures. Tooling: Proficient in Visio or LucidChart for architectural modelling; disciplined in Confluence for documentation practices. Duties Blueprint Delivery: Develop high … deliverables meet internal quality, security, and scalability thresholds. Data Integration Leadership: Orchestrate complex data mapping between legacy IBM iSeries (DB2/RPG) systems and modern API middleware - a technically demanding challenge requiring deep integration expertise. Systemic Remediation: Lead deep-dive investigations into recurring platform failures error surges ...

Solution Architect x2 - London

Hiring Organisation
Adecco
Location
Wembley, London, United Kingdom
Employment Type
Permanent
Salary
£75000 - £85000/annum + Benefits
Webhook integrations, and Event-Driven Architecture using Kafka or Azure Event Hubs. Legacy-to-Cloud: Demonstrable experience migrating legacy monolithic systems into containerised microservices architectures. Tooling: Proficient in Visio or LucidChart for architectural modelling; disciplined in Confluence for documentation practices. Duties Blueprint Delivery: Develop high … deliverables meet internal quality, security, and scalability thresholds. Data Integration Leadership: Orchestrate complex data mapping between legacy IBM iSeries (DB2/RPG) systems and modern API middleware - a technically demanding challenge requiring deep integration expertise. Systemic Remediation: Lead deep-dive investigations into recurring platform failures error surges ...

Systems Integration Specialist/Lead

Hiring Organisation
Hays
Location
Greater Manchester, North West, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£70,000
Prestigious opportunity with a forward thinking organisation in Greater Manchester to recruit an experienced Systems Integration Specialist to play a key role in shaping their technology landscape.This is a fantastic opportunity to sit at the heart of IT strategy, designing and delivering integration architecture that enables business transformation. … integration across a complex, evolving estate supporting a roadmap that includes digital platforms, cloud adoption and modernisation of legacy systems. As our Systems Integration Specialist, you will be responsible for : - Designing and developing enterprise integration architecture and system designs Supporting delivery of the IT/IM roadmap ...

ERP Data Migration Analyst

Hiring Organisation
Robert Half
Location
Tetbury, Gloucestershire, UK
Employment Type
Full-time
migration project. The successful candidate will be responsible for managing ERP-related activities, extracting and validating data, and supporting the transition from a legacy ERP system to Microsoft Dynamics 365 Business Central. This role requires strong hands-on experience with ERP data migration, including data extraction, cleansing, mapping … administering ERP systems. Strong experience in ERP data extraction, migration, and system implementation projects. Demonstrated experience migrating data from legacy ERP systems to modern ERP platforms. Experience with data mapping, cleansing, transformation, validation, and reconciliation. Experience supporting ERP system upgrades, implementations, or migrations. Strong communication and stakeholder ...

ERP Data Migration Analyst

Hiring Organisation
Robert Half Limited
Location
Tetbury, Gloucestershire, South West, United Kingdom
Employment Type
Contract
migration project. The successful candidate will be responsible for managing ERP-related activities, extracting and validating data, and supporting the transition from a legacy ERP system to Microsoft Dynamics 365 Business Central . This role requires strong hands-on experience with ERP data migration, including data extraction, cleansing … administering ERP systems. Strong experience in ERP data extraction, migration, and system implementation projects. Demonstrated experience migrating data from legacy ERP systems to modern ERP platforms. Experience with data mapping, cleansing, transformation, validation, and reconciliation. Experience supporting ERP system upgrades, implementations, or migrations. Strong communication and stakeholder ...

Cut Over Manager

Hiring Organisation
Hays Specialist Recruitment Limited
Location
Uxbridge, Middlesex, England, United Kingdom
Employment Type
Contractor
Contract Rate
Salary negotiable
execution for a large-scale Oracle Fusion HCM transformation. This role will ensure a controlled, low-risk transition from legacy HR systems into Oracle Cloud, coordinating across multiple work streams and stakeholders. * Location: Uxbridge * Daily Rate: Flexible * Contract Length: Sep 2027 * Start Date: ASAP Key Responsibilities * Develop ...

Systems Integration Specialist

Hiring Organisation
Hays Technology
Location
Greater Manchester, Oldham, United Kingdom
Employment Type
Permanent
Salary
£60000 - £72000/annum £60,000-£72,000
Prestigious opportunity with a forward thinking organisation in Greater Manchester to recruit an experienced Systems Integration Specialist to play a key role in shaping their technology landscape.This is a fantastic opportunity to sit at the heart of IT strategy, designing and delivering integration architecture that enables business transformation. … integration across a complex, evolving estate supporting a roadmap that includes digital platforms, cloud adoption and modernisation of legacy systems. As our Systems Integration Specialist, you will be responsible for : - Designing and developing enterprise integration architecture and system designs Supporting delivery of the IT/IM roadmap ...

Technical IT project Manager

Hiring Organisation
DFS Furniture Ltd
Location
Doncaster, South Yorkshire, Yorkshire, United Kingdom
Employment Type
Permanent
finance-focused audience, you will be responsible for leading the end-to-end delivery of large-scale finance focused IT infrastructure, software development, and systems integration projects.Ensuring all IT solutions align with the financial regulatory requirements and the DFS Groups control environment. What youll be responsible for Leading … transition change from project into Service BAU. Were looking for someone who has 5+ years of experience in IT Project Management, ideally around finance systems transformation & implementation. Proven track record in delivering complex projects to time, cost and quality. Previous experience managing migrations or API integrations between legacy ...

NetSuite Technical Lead - Remote working

Hiring Organisation
Communicate Recruitment Solutions LTD
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£65,000 - £80,000 per annum
build, and maintain NetSuite customisations using SuiteScript (1.0 and 2.0/2.1) and SuiteFlow workflows Develop scalable and maintainable enhancements aligned with business requirements Systems Integration Design, implement, and support integrations between NetSuite and third-party applications Work with REST/SOAP APIs and data formats such as JSON … reporting requirements across teams Troubleshooting & Optimisation Diagnose and resolve script errors, integration issues, and system performance bottlenecks Lead performance optimisation initiatives, including refactoring legacy scripts and improving system efficiency Release & Change Management Manage deployment of customisations across Sandbox and Production environments Ensure controlled releases with minimal disruption ...

Senior Mission Software Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
bringing the expertise, technology, and business model of the 21st century’s most innovative companies to the defense industry, Anduril is changing how military systems are designed, built and sold. Anduril’s family of systems is powered by Lattice OS, an AI‐powered operating system that turns thousands … Counter‐Unmanned Aircraft Systems. ABOUT THE JOB As a Mission Software Engineer on the Connected Warfare team, you will help architect third‐party systems to seamlessly integrate with Anduril products while solving a wide variety of technical problems, making pragmatic engineering tradeoffs along the way. Your role sets ...

Cutover Lead - SuccessFactors

Hiring Organisation
Akkodis
Location
City, London, United Kingdom
Employment Type
Permanent
Salary
GBP 84,000 - 96,000 Annual
This is a critical role responsible for planning, coordinating, and executing all cutover activities to ensure a seamless transition from legacy HR systems to SuccessFactors. You will work closely with programme leadership, HR, IT, and system integrators to ensure a controlled, well-governed go-live with minimal ...

Cutover Lead - SuccessFactors

Hiring Organisation
Akkodis
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£84,000 - £96,000 per annum
This is a critical role responsible for planning, coordinating, and executing all cutover activities to ensure a seamless transition from legacy HR systems to SuccessFactors. You will work closely with programme leadership, HR, IT, and system integrators to ensure a controlled, well-governed go-live with minimal ...

Machine Learning Engineer - Computer Vision

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
London We are seeking a Machine Learning Engineer to join a growing technology company focused on transforming legacy sensor systems into real-time operational intelligence. This role will play a key part in developing advanced computer vision capabilities including scene understanding, object detection, tracking, and 3D reconstruction … reconstruction Evaluate and benchmark state‐of‐the‐art research models for production use Design and maintain scalable inference pipelines for edge‐deployed systems Collaborate with backend and product teams to integrate ML solutions into production platforms Contribute to architectural decisions and technical direction within the ML/CV stack ...

Principal Software Architect

Hiring Organisation
Jobleads-UK
Location
Bristol, England, United Kingdom
looking for (Experience, Knowledge, Skills, Abilities, Education) Required Experience 15+ years of software engineering experience, with significant time in architectural roles. Proven designing distributed systems across cloud and application layers. Strong experience with at least one major cloud platform (Azure, AWS, or GCP), ideally across multiple. Experience integrating hardware … embedded systems with cloud‐based platforms. Strong understanding of modern software architecture patterns and best practices. Demonstrated ability to influence technical direction across multiple teams. Excellent communication skills across both technical and non‐technical audiences. Preferred Experience, Knowledge, Skills, and Abilities Experience in hardware‐software or IoT environments. Exposure ...

Chief Solutions Architect

Hiring Organisation
Jobleads-UK
Location
Ealing, England, United Kingdom
looking for a Chief Solutions Architect to take the lead in designing robust, scalable, and future‐ready systems for our clients. You will play a key role in shaping technical direction, influencing stakeholders, and ensuring delivery excellence across projects. This role is ideal for someone who enjoys solving complex … automation architecture, agent‐based workflow design, and secure integration of AI services into enterprise systems. 5–7+ years’ experience in software engineering, systems design, or architecture roles. Strong experience designing distributed and scalable enterprise systems. Deep knowledge of cloud platforms (AWS, Azure, GCP) and modern architecture patterns. Strong understanding ...