176 to 200 of 207 Legacy Systems Jobs

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 ...

Lead Identity Specialist - Microsoft Entra

Hiring Organisation
VANLOQ LIMITED
Location
Sheffield, South Yorkshire, Yorkshire, United Kingdom
Employment Type
Contract
related IAM services. Define and execute IAM strategy aligned to Zero Trust principles. Support large-scale IAM adoption, modernisation, and migration from legacy identity platforms. Drive proactive use of Microsoft Defender for Identity to enhance threat detection and identity-based risk management. Partner with security leadership to ensure … equivalent. 12+ years IAM experience including enterprise consulting and large-scale deployments. Experience modernising IAM platforms and migrating from legacy identity systems. Strong background in presenting IAM strategy and architecture to senior leadership. If you are a senior identity specialist with exceptional Microsoft Entra expertise and the ability ...

Lead Back-End Developer

Hiring Organisation
ADLIB Recruitment
Location
Exeter, Devon, South West, United Kingdom
Employment Type
Permanent
Salary
£55,000
microservices. Experience managing technical roadmaps and stakeholder expectations. Confident working with cloud services (e.g., AWS, Azure) and CI/CD pipelines. Familiarity with reporting systems, data pipelines, and system configuration tools. Exposure to frontend frameworks such as Vue.js or React. Prior involvement in system re-architecture or platform migration … projects. What youll be doing: The Lead Back-End Developer will drive the delivery and evolution of back-office systems, ensuring continuous improvements and enabling platforms to be high-performing, secure, and future-ready. This is a hands-on leadership role ideal for a technically skilled senior developer ...

Oracle Applications Developer

Hiring Organisation
Platform Recruitment Limited
Location
Spalding, Lincolnshire, East Midlands, United Kingdom
Employment Type
Permanent
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 … testing, validation, and continuous improvement initiatives. Stay current with Oracle technologies and recommend enhancements where appropriate. Skills & Experience Required Degree in Computer Science, Information Systems, or similar. Minimum 3 years hands-on Oracle application development experience. Strong proficiency with PL/SQL, Oracle Forms, Oracle Reports, and BI Publisher. ...

Logistics ERP Solutions Architect (SAP S/4HANA) (m/f/d)

Hiring Organisation
OSI Food Solutions Germany GmbH
Location
Günzburg, Bayern, Germany
Employment Type
Permanent
Salary
EUR 30 Annual
plus What your job includes Design and implementation of SAP S/4HANA solutions Supporting the transition from legacy ERP systems to SAP S/4HANA Identification of business requirements for new IT solutions and enhancements Alignment of business processes with IT strategy and architectural requirements Contribution ...

SharePoint Developer

Hiring Organisation
Amtis Professional Ltd
Location
Hinckley, Leicestershire, East Midlands, United Kingdom
Employment Type
Permanent
Salary
£60,000
Experience with: o Microsoft Teams, OneDrive, Exchange Online o Microsoft Defender for Cloud Apps and Entra ID Protection o Migrating legacy file systems to SharePoint Online o Agile or ITIL-based service management practices What We Can Offer in Return: With a robust order book our client ...

Data & Analytics Manager - Financial Services Consulting

Hiring Organisation
Oliver James
Location
Edinburgh, Midlothian, Scotland, United Kingdom
Employment Type
Full-Time
Salary
£65,000 - £75,000 per annum
your understanding of the data governance ecosystem within the insurance or banking sector-shaped by global regulatory demands, global operations, and legacy systems-empowers you to facilitate strategic and technological transformations to enhance data governance capabilities. You will utilize your understanding of regulatory drivers such as Solvency ...

Lead Technical Business Analyst

Hiring Organisation
Lorien
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
Salary negotiable
Markets and has extensive data modelling experience. Objective: Drive and deliver comprehensive analysis to enable complex data migrations, ensuring seamless transition from a legacy system to a modern target platform with minimal business disruption. Key Responsibilities: Lead technical analysis for large-scale data migration initiatives. Experience working … data mapping, transformation, and validation processes. Identify and mitigate risks associated with migration and system cutover. Core Skills & Experience: Proven expertise in PAS systems and complex data migration projects. Strong knowledge of API design and integration . Advanced data modelling skills for structured and semi-structured data. Proficiency ...

Oracle Developer

Hiring Organisation
4Square Recruitment Ltd
Location
Slough, Berkshire, England, United Kingdom
Employment Type
Full-Time
Salary
£60,000 - £70,000 per annum
performance, scalable database solutions. This is a hands-on role for someone who genuinely enjoys writing proper PL/SQL—not just babysitting legacy code. What You’ll Need 10+ years’ commercial experience working with Oracle PL/SQL Strong, clean, and efficient Oracle SQL & PL/… similar fast-paced environment Nice to Have (but not deal-breakers) Performance tuning and query optimisation Experience supporting or refactoring legacy Oracle systems Exposure to modern development practices and version control ...

Lead Software Engineer C# / React.js - Top Trading Firm!

Hiring Organisation
Robert Half
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
Salary negotiable
rebuilding its entire core platform from the ground up greenfield, modern, high-impact. You'll be working directly with the CTO on mission-critical systems used across trading and structured products. What You'll Work On: Full greenfield rebuild of legacy trading systems Modern full-stack … Looking For: Strong C#/.NET engineering background Solid React.js (or modern JS with willingness to grow fast) Experience in financial services/trading systems Ownership mindset - hands-on, ideas-driven, and proactive Interview Process (Fast Turnaround) CTO Intro Live Technical Test HR (Culture & Team Fit) No visas sponsorship ...

IT Project Manager

Hiring Organisation
Agilis Search
Location
Ipswich, Suffolk, England, United Kingdom
Employment Type
Full-Time
Salary
£32,000 - £34,000 per annum
come first. **Hybrid working – Full-time with 3 days a week onsite in Ipswich** The Role You’ll take ownership of a high-profile systems project from planning through to delivery, ensuring successful implementation, seamless integration, and strong stakeholder engagement throughout. Leading the end-to-end delivery … adoption About You You’ll bring a calm, structured approach to complex projects and thrive in collaborative, mission-driven environments. Proven experience delivering IT systems or digital transformation projects Strong stakeholder management and communication skills Experience with system integration and working with third-party vendors A pragmatic, hands ...

Data Migration Engineer

Hiring Organisation
Certes IT Service Solutions
Location
Warwick, Warwickshire, United Kingdom
Employment Type
Contract
Contract Rate
GBP 400 - 500 Daily
environment to support a major records management system (RMS) migration programme . The role will focus on migrating data from legacy policing systems into NicheRMS (or a comparable police RMS platform) click apply for full job details ...

Data Migration Engineer

Location
Warwick, Warwickshire, United Kingdom
environment to support a major records management system (RMS) migration programme . The role will focus on migrating data from legacy policing systems into NicheRMS (or a comparable police RMS platform). Role Overview You will play a critical role in the planning, execution, an... ...

Data Migration Engineer

Hiring Organisation
Certes IT Service Solutions
Location
Warwick, Warwickshire, UK
Employment Type
Full-time
policing environment to support a major records management system (RMS) migration programme. The role will focus on migrating data from legacy policing systems into NicheRMS (or a comparable police RMS platform).Role Overview You xxuwjjq will play a critical role in the planning, execution, an Please click ...

Embedded Software Engineer

Hiring Organisation
Innovate Recruitment Ltd
Location
Aberdeen, Aberdeen City, City of Aberdeen, United Kingdom
Employment Type
Permanent
Salary
£50000 - £60000/annum + company benefits
About the Role We’re seeking an experienced Software Engineer to help design and deliver advanced embedded software solutions for next-generation health monitoring systems used in critical underwater rescue and survival technology. You’ll join the Biometrics & Condition Monitoring team, shaping new systems that support health … safety in demanding operational environments. Your work will play a key role in developing technology that directly supports real-world rescue operations—combining embedded systems, IoT connectivity, and innovative medical data applications. Key Responsibilities Develop and maintain embedded software for existing and new technology platforms. Contribute to all phases ...

Software Engineer

Hiring Organisation
Morson Edge
Location
Telford, Shropshire, West Midlands, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£70,000
behalf of a leading engineering organisation for a Software Engineer to support the design, development, and integration of software across a range of systems and sub-systems. This varied role involves working on new development projects, maintaining legacy applications, and defining requirements for externally developed equipment. Depending … later), including design patterns. Understanding of UML/SysML. Knowledge of the full software development lifecycle. Experience developing new software and supporting legacy systems. Software verification and testing experience. Strong communication skills. Desirable Skills Experience with Agile development methodologies. Knowledge of additional languages such as C, C#, Java ...

UI DESIGNER

Hiring Organisation
Sanderson Recruitment Plc
Location
London, United Kingdom
Employment Type
Permanent
Salary
GBP 70,000 - 75,000 Annual
+ Benefits As a Junior to Mid-level UI Designer (3-5 years' experience) , you'll focus primarily on UI design and design systems rather than Front End engineering. Reporting into the Lead UI/UX Designer, you'll work across multiple platforms including React, Pega, Sitecore, and Guidewire … design sprints Essential Skills & Experience 3+ years experience in a UI or UI/UX design role Strong background in UI design and design systems Advanced Figma Experience with design tokens , enterprise UI, and system thinking Proven ability to work with React-based component libraries (design-side) Strong portfolio ...

UI DESIGNER

Hiring Organisation
Sanderson
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£70,000 - £75,000 per annum
+ Benefits As a Junior to Mid-level UI Designer (3-5 years' experience) , you'll focus primarily on UI design and design systems rather than front-end engineering. Reporting into the Lead UI/UX Designer, you'll work across multiple platforms including React, Pega, Sitecore, and Guidewire … design sprints Essential Skills & Experience 3+ years experience in a UI or UI/UX design role Strong background in UI design and design systems Advanced Figma Experience with design tokens , enterprise UI, and system thinking Proven ability to work with React-based component libraries (design-side) Strong portfolio ...

Automation Software Engineer

Hiring Organisation
Owen Daniels
Location
Eastleigh, Hampshire, South East, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£55,000
Location: Southampton, near Southampton Airport/Eastleigh Were looking for an Automation Software Engineer to provide remote technical support for legacy control systems used by global engineering/manufacturing customers. Youll diagnose EC&I and software faults, advise on upgrades, and support a small automation team delivering … programming: Siemens TIA Portal & Step 7, Allen Bradley ControlLogix HMI experience (TIA/WinCC Flexible) Skilled in troubleshooting PLC, HMI, SCADA, and PC-based systems Customer-facing communication skills HNC/D + 5+ years experience Automation Software Engineer Salary and Benefits: £52,000 £59,500 25 days holiday ...

Senior VDI Virtual Desktop Infrastructure Engineer

Hiring Organisation
Reed
Location
Twickenham, Middlesex, England, United Kingdom
Employment Type
Full-Time
Salary
£60,000 - £64,000 per annum, Inc benefits
servers (on VMware), and 1800 laptops. They also deliver remote access to network services via Citrix virtual desktops from legacy and new systems for up to 450 licensed users. They currently operate its technology services across 3 main AD domains. There is a project in-flight … migrate required applications, data, systems and hardware assets to the AD domain. What you'll need to succeed An experienced enterprise Citrix SME and engineer, comfortable being the highest point of escalation for Citrix issues in a high uptime and change controlled environment. This is an operational role which ...

C++ Developer

Hiring Organisation
McGregor Boyall Associates Limited
Location
London, United Kingdom
Employment Type
Permanent
Projects span systematic trading, data processing, and performance-critical applications. You will work closely with researchers, strategists, and engineers to design, implement, and maintain systems powering the firm's trading and investment strategies. Locations: London, New York, Chicago Requirements: - Excellent C++ programming ability with proven experience working on highly … distributed systems - Extensive low latency/high throughput experience - Clear expertise in at least ONE of: SOR, Connectivity, Execution, Systematic Trading, Market Data - Prior experience in algo trading, eTrading or market making McGregor Boyall is an equal opportunity employer and do not discriminate on any grounds. ...

C++ Developer

Hiring Organisation
McGregor Boyall
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£150,000 - £225,000 per annum
Projects span systematic trading, data processing, and performance-critical applications. You will work closely with researchers, strategists, and engineers to design, implement, and maintain systems powering the firm's trading and investment strategies. Locations: London, New York, Chicago Requirements: - Excellent C++ programming ability with proven experience working on highly … distributed systems - Extensive low latency/high throughput experience - Clear expertise in at least ONE of: SOR, Connectivity, Execution, Systematic Trading, Market Data - Prior experience in algo trading, eTrading or market making McGregor Boyall is an equal opportunity employer and do not discriminate on any grounds. ...

Automation Software Engineer

Hiring Organisation
Owen Daniels
Location
Eastleigh, Hampshire, United Kingdom
Employment Type
Permanent
Salary
GBP 55,000 Annual
Location: Southampton, near Southampton Airport/Eastleigh Were looking for an Automation Software Engineer to provide remote technical support for legacy control systems used by global engineering/manufacturing customers. Youll diagnose EC&I and software faults, advise on upgrades, and support a small automation team delivering ...

Programme Manager - Automation & Controls -12 Month Contract F/T - Dublin

Hiring Organisation
Nicholas Howard
Location
Dublin, County Dublin, Ireland
Employment Type
Contractor
Contract Rate
Salary negotiable
schedule, budget, quality, risk and compliance management. Lead planning, design, FAT/SAT, commissioning and qualification of automation and control system changes. Manage legacy control system replacement and lifecycle upgrades, including obsolescence planning. … primary point of contact with specialist automation and IT/OT vendors; manage scope, change control and performance. Drive integration of plant control systems with manufacturing OT/IT systems (data integrity, monitoring, asset performance, continuous improvement). Develop and manage project documentation (URS, functional/design specs ...

Data Analyst

Hiring Organisation
Reed Technology
Location
Cambridge, Cambridgeshire, United Kingdom
Employment Type
Contract
Contract Rate
£200 - £300/day
Apply online only) (negotiable based on experience) Role Overview We are seeking an experienced Data Analyst to support the documentation and clarification of legacy systems. The successful candidate will focus on mapping data flows and system dependencies to improve transparency and lay the foundation for future enhancements within … across all business metrics. Key Responsibilities Document existing data flows and dependencies across Excel , Access , and SQL Server . Identify connections between files and systems, clarifying data origins and processing steps. Provide clear documentation to support internal teams and future system improvements. Support the business in maintaining and developing ...