51 to 75 of 201 Legacy Systems Jobs in England

Test Manager

Hiring Organisation
Experis
Location
Telford, Shropshire, West Midlands, United Kingdom
Employment Type
Contract
Contract Rate
£460 - £502 per day
inside Job Description: Borders & Trade within the client are poised for a noteworthy transformation, exploring the opportunity to move away from legacy systems built on the Ingres database and OpenROAD technology. The intention is to transition from older infrastructure, ease licensing limitations, and begin a new chapter … skills. Familiarity with tools such as Azure DevOps and Jira. Ability to manage complex dependencies and environments. Desirable Experience with migration programmes and legacy system replacement. Knowledge of the client MU frameworks and governance. Exposure to low-code/no-code platforms and modernisation initiatives. Experience and knowledge ...

AI Consultant

Hiring Organisation
Jobleads-UK
Location
Leicester, England, United Kingdom
intersection of AI strategy, technical consulting and presales engagement, working directly with airline customers to identify opportunities where AI can modernise legacy systems, automate operational processes and deliver measurable commercial value. Key responsibilities Act as the AI lead within presales and customer-facing engagements across the aviation ...

Back End Development Lead

Hiring Organisation
Oyster Consultants
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£60,000 - £75,000 per annum
sprint goals. Your new development will be done within a Microservices architecture, but you will also be contributing to our legacy systems while we are in the transition period. Our stack runs on Azure including Front Door, App Services, Application Insights, and App Configuration with SQL Server ...

Director of Digital

Hiring Organisation
Arts Council England
Location
Manchester, North West, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£85,000
service performance, resilience and risk management, working with Technology to meet agreed service levels. Lead major digital change, including modernising legacy systems and improving integrations and data quality. Sponsor innovation where it adds value (including AI and automation), running controlled trials and scaling what works. Manage budgets ...

Associate Software Engineer Level II

Hiring Organisation
DWP Digital
Location
Newcastle Upon Tyne, Tyne and Wear, North East, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£35,000
confidence. DWP is expanding its automation capability, using modern technologies such as cloud-native APIs and emerging Agentic AI, alongside RPA for legacy systems. You'll contribute to building new solutions from the ground up, strengthening your coding fundamentals while gaining practical experience with AWS and automation platforms. ...

Graduate Software/Quantitative Developer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
your career at the intersection of technology, mathematics, and finance? Join an elite global trading firm where innovation drives everything—no legacy systems, no bureaucracy, just cutting‐edge tech and world‐class mentorship. You’ll work on greenfield projects from day one, collaborating with exceptional engineers, quants … researchers to build the systems and models shaping the future of global trading. The Role Depending on your track, you will focus on engineering high-performance systems or developing sophisticated mathematical models, all while learning how technology powers global markets. Key Responsibilities Designing and enhancing advanced trading systems ...

HRIS & Payroll Programme Manager – Hybrid - Retained

Hiring Organisation
Oliver Sanderson Group PLC
Location
City of London, London, United Kingdom
business services organisation, is seeking an experienced HRIS & Payroll Programme Manager to lead a major transformation programme consolidating and standardising HR and Payroll systems across its UK business. This is a critical leadership role responsible for delivering a complex, multi-workstream programme transitioning multiple legacy systems … ensure adoption The successful candidate will have proven experience delivering end-to-end HRIS and Payroll transformation programmes in complex organisations. Strong expertise in systems such as SuccessFactors, Workday, or Oracle HCM is essential, along with deep knowledge of payroll integration, data migration, and UK payroll compliance .You will ...

HRIS & Payroll Programme Manager – Hybrid - Fixed Term contract - Retained

Hiring Organisation
Oliver Sanderson Group PLC
Location
London Area, United Kingdom
business services organisation, is seeking an experienced HRIS & Payroll Programme Manager to lead a major transformation programme consolidating and standardising HR and Payroll systems across its UK business. This is a critical leadership role responsible for delivering a complex, multi-workstream programme transitioning multiple legacy systems … ensure adoption The successful candidate will have proven experience delivering end-to-end HRIS and Payroll transformation programmes in complex organisations. Strong expertise in systems such as SuccessFactors, Workday, or Oracle HCM is essential, along with deep knowledge of payroll integration, data migration, and UK payroll complian ce.You will ...

.Net Engineer

Hiring Organisation
Canada Life UK
Location
Bristol, Avon, South West, United Kingdom
Employment Type
Part Time
need Engineers to support the transformation and the future growth of the business, simplifying our IT architecture by removing our legacy systems and delivering new solutions providing market-leading services for our colleagues, customers and advisers. What you'll do The Engineer is responsible for the design … decision-making skills. Excellent time and self-management through effective planning & prioritisation of tasks Desirable Skills: Azure PaaS M-Files Experience with distributed systems (SOA, Microservices) Benefits of working at Canada Life We believe in recognising and rewarding our people, so we offer a competitive salary and benefits package ...

Lead Mulesoft Developer

Hiring Organisation
Akkodis
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£65000 - £72000/annum
Level 1 (Level 2 desirable) Experience delivering enterprise-scale integrations Integration experience with Salesforce, SAP, ServiceNow, AWS/Azure, databases, and legacy systems Knowledge of API security (OAuth 2.0, JWT, mTLS/SSL/TLS) Familiarity with CloudHub v2.0, Runtime Fabric, and hybrid architectures Why Apply Fully ...

Lead Mulesoft Developer

Hiring Organisation
Akkodis
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£65,000 - £72,000 per annum
Level 1 (Level 2 desirable) Experience delivering enterprise-scale integrations Integration experience with Salesforce, SAP, ServiceNow, AWS/Azure, databases, and legacy systems Knowledge of API security (OAuth 2.0, JWT, mTLS/SSL/TLS) Familiarity with CloudHub v2.0, Runtime Fabric, and hybrid architectures Why Apply Fully ...

Junior Solution Architect

Hiring Organisation
Lynx Recruitment Limited
Location
South West London, London, United Kingdom
Employment Type
Permanent
Salary
£65,000
enterprise-grade solutions across cloud, hybrid and on-prem environments. Working alongside experienced architects, youll help shape modern architectures connecting legacy systems with emerging technologies, including AI. This is a client-facing role with strong progression into a fully-fledged Solution Architect position. Key Responsibilities Contribute ...

Junior Solutions Architect

Hiring Organisation
Lynx Recruitment Ltd
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£45,000 - £65,000 per annum
enterprise-grade solutions across cloud, hybrid and on-prem environments. Working alongside experienced architects, you’ll help shape modern architectures — connecting legacy systems with emerging technologies, including AI. This is a client-facing role with strong progression into a fully-fledged Solution Architect position. Key Responsibilities Contribute ...

AWS Data Engineer - SC Cleared

Hiring Organisation
Sanderson Government and Defence
Location
London, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
£480 - £490 per day
understanding of working in secure, regulated, or classified environments Ability to work effectively within structured delivery frameworks Desirable Experience with large-scale or legacy system migration to cloud Knowledge of data governance, security, and compliance in public sector environments This role offers an immediate start for the right ...

Blockchain Architect/lead

Hiring Organisation
Randstad Technologies Recruitment
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£350 - £500/day Negotiable
contribute to the development of smart contracts and core components. Integration & Scaling: Define API layers, node data flows, and enterprise integration patterns for legacy systems. Security & Governance: Implement strict security best practices (key management, node communication) and define data privacy and access models (GDPR, KYC/AML compliance ...

TypeScript Software Engineer

Hiring Organisation
Noir
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£40,000 - £65,000 per annum
help shape the future of their flagship platform. This is a genuine opportunity to build software from the ground up rather than maintain legacy systems. Working within a highly collaborative engineering team, you'll develop scalable applications using TypeScript, modern JavaScript frameworks and cloud technologies, while influencing architecture ...

Backend Software Engineer Java Kafka - Tech Consultancy

Hiring Organisation
Client Server
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£90,000
range of transformational projects for clients, mainly within the financial services sector and with a focus on Kafka messaging, migrating legacy systems to AWS and introducing CI/CD pipelines and cloud deployments. You'll join a collaborative team with a focus on engineering best practice … continuous improvement of client systems; you will have lots of business and client exposure and continual learning and development opportunities. Location/WFH: There's a hybrid work from home policy with three days a week in the London, City office (or at client sites), you'll join ...

Digital Transformation Programme Manager

Hiring Organisation
Axon Moore Group Ltd
Location
Elland, West Yorkshire, England, United Kingdom
Employment Type
Contractor
Contract Rate
£65,000 - £85,000 per annum
delivery discipline. You will take ownership of a transformation spanning Microsoft Dynamics 365 ERP (Essential), enterprise data, AI capability, business process improvement, and legacy system retirement. Working closely with Executive leadership and senior stakeholders, you will ensure technology investments deliver measurable operational and commercial outcomes.The Role As Digital … Suppliers & Legacy • Manage system integrators, consultancies, and delivery partners • Hold suppliers accountable for outcomes and timelines • Drive retirement of legacy systems and manual processes • Support transition to a simplified technology landscapeAbout You You are a hands-on transformation leader comfortable operating in fast-paced environments ...

Product Owner

Hiring Organisation
Salt
Location
London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£45,000
candidates worldwide through digital products, English teaching, assessments and online learning services. The role offers the chance to take ownership of global digital systems and platforms, drive continuous improvement, support product growth across international markets and play a key part in shaping user-focused digital services within a complex … high-profile environment. This is a senior-level role focused on managing global English systems and digital capabilities from an end-to-end lifecycle perspective. The successful candidate will support the continuous improvement of digital products, keep stakeholders informed on product development, promote product uptake, represent users throughout ...

Java Developer (SC Cleared) | Inside IR35 | up to £550 per day | 1 DAY IN HULL PER WEEK

Hiring Organisation
Solirius Limited
Location
Hull, Yorkshire, United Kingdom
Employment Type
Contract
Contract Rate
GBP 550 Daily
enable secure, efficient, and trusted flows of data across the Criminal Justice System (CJS), directly addressing the challenges of fragmented Legacy systems and identity resolution. As a Software Engineer, you will join a small, multidisciplinary pathfinder team combining digital, data, policy, and operational expertise. Your immediate focus ...

Java Developer (SC Cleared) | Inside IR35 | up to £550 per day | 1 DAY IN HULL PER WEEK

Hiring Organisation
Solirius Limited
Location
Hull, East Yorkshire, UK
Employment Type
Full-time
enable secure, efficient, and trusted flows of data across the Criminal Justice System (CJS), directly addressing the challenges of fragmented Legacy systems and identity resolution. \n As a Software Engineer, you will join a small, multidisciplinary pathfinder team combining digital, data, policy, and operational expertise. Your immediate ...

Programme Manager Microsoft Dynamics 365 Finance & Operations Transformation

Hiring Organisation
Executive Recruit
Location
Leeds, West Yorkshire, Yorkshire, United Kingdom
Employment Type
Permanent
Salary
£90,000
dependencies, budgets, and delivery milestones. Drive business readiness and adoption across multiple sites, functions, and user groups. Support the transition from legacy systems and processes into the D365 F&O environment. Identify opportunities to improve business processes through better use of technology and automation. Ensure the programme ...

Oracle Fusion Techno-Functional Consultant - Finance

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
understanding application functionality and workflows. Review and approve solution designs, configuration workbooks, and test plans. Support data integration and migration from legacy systems to Oracle Cloud. Troubleshoot issues and liaise with Oracle Support as needed. Develop custom reports and dashboards using tools like BIP and OTBI. Proven ...

Senior Data Engineer

Hiring Organisation
Corecom Consulting
Location
London Area, United Kingdom
week projects covering discovery, proof of concept, and full implementation. This isn’t a role where you’ll be maintaining legacy systems — you’ll be designing and building solutions, shaping technical direction, and working closely with stakeholders to solve real business problems. What You’ll Be Doing ...

Senior Software Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
client is a global commodity trading organisation undergoing a major technology transformation focused on AI-driven engineering, operational automation and modernisation of legacy trading platforms. They are seeking a strong hands-on technologist to join a high-profile AI and agent-driven programme focused on automating support … Commodity trading, energy trading or ETRM exposure. Experience with AI/LLM tooling including LangChain, Langfuse or Claude Code. Experience modernising legacy systems and workflows. Experience with React, Next.js, PostgreSQL, MongoDB or Kafka. #J-18808-Ljbffr ...