251 to 275 of 539 Legacy Systems Jobs in England

SAP Developer - Defence (DV Cleared)

Hiring Organisation
Elix Sourcing Solutions
Location
Reading, Berkshire, United Kingdom
Employment Type
Permanent
Salary
£60000 - £70000/annum Progression+Benefits+Welfare Package
highly secure S/4HANA platform, you will develop custom enhancements, reports, interfaces, and CDS views, while debugging complex code to keep critical systems running smoothly. Rather than getting stuck on legacy systems, this role offers hands-on exposure to modern SAP development tools (such ...

Contract .NET Engineer

Location
Manchester, England, United Kingdom
join a project team working on a large-scale modernisation programme for a client in the regulated financial services space - replacing a legacy platform that's been patched together for years with a modern, cloud-native architecture running on Kubernetes. It's meaty, high-stakes engineering with real … regulated or compliance-heavy environment (financial services experience is a plus, not a requirement) Experience modernising or re-platforming legacy systems A genuine interest in doing things well - testing, clean code, good engineering habits Able to work in Manchester 1-2 days a week Everyone should have ...

Principle Integration Architect

Location
City Of London, England, United Kingdom
delivering SMBC's Global Horizon programme, the bank's first large scale global technology implementation. Horizon intends to move SMBC's regionalised HR systems to one global platform. Reporting to the EMEA Head of Enterprise Architecture, the Principal Integration Architect role will be responsible for designing, governing, and evolving … bank's integration architecture across core systems, digital platforms, and third-party services. This role ensures seamless, secure, and scalable data and service integration across a complex global technology landscape, supporting both legacy modernization and cloud transformation initiatives. The anticipated salary range for this role ...

Public sector Data Modeller

Hiring Organisation
Atrium Workforce Solutions Ltd
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£500.00 - £545.00 per day
with stakeholders to understand how data and processes relate Conduct structured stakeholder interviews and workshops Extract implicit knowledge from SMEs documentation legacy systems Identify inconsistencies, gaps and duplication across data sources Define entities, relationships and semantics across domains Translate unstructured understanding into structured artefacts (models, diagrams, definitions … models to underpin knowledge graphs Support the creation of ontology and taxonomy models Enable downstream teams to build knowledge graphs RAG pipelines AI retrieval systems Public sector background Location: Remote with key meetings in Manchester or London (~1 a month) No active SC needed but may require them ...

Senior Product Manager, Data Infrastructure

Location
Greater London, England, United Kingdom
assisted tooling to accelerate job migrations Drive data ingestion and replication through self-service platform capabilities Oversee retirement of legacy systems and hand off clear ownership Optimize compute cost efficiency without reducing developer experience Advance compute strategy diversification across storage and compute engines Build an AI-ready … people (preferred) Judgment on when a vendor's own agent layer already covers a need (preferred) Proactive approach to navigating and understanding new technical systems, key contacts, and open questions independently (preferred) Core Competencies Demonstrates expertise in managing data and infrastructure platforms, with a focus on optimizing compute cost ...

Software Engineer

Location
Greater London, England, United Kingdom
energy, logistics, manufacturing. These sectors are essential to our economy and daily lives, yet they are held back by inefficiencies, fragile legacy systems, and decades-old ways of working. This is not just a business problem; it is a societal one. When grids fail, supply chains stall … Software Engineer who is genuinely excited about building with AI, not just building AI features. You'll work at the frontier of agentic systems, helping to develop the platform that understands customer problems, defines requirements, and generates and verifies software to address them. The right person has strong engineering ...

Controls Engineer

Hiring Organisation
Proactive Global
Location
Leicester, Leicestershire, United Kingdom
Employment Type
Permanent
Salary
£45000 - £60000/annum
Responsibilities: -Design and develop control software for Siemens TIA Portal/S7 and/or Rockwell Studio 5000-based systems. - Support legacy systems where required, including Siemens S7 Classic and STL/IL code. - Write PLC software from first principles for industrial machinery and automation projects. - Develop … test safety software, and validate it against the safety matrix and project requirements. - Configure and commission VFDs, servo drives, motion systems, fieldbus networks and remote I/O. - Work with industrial communication networks such as ProfiNet, Profibus, EtherNet/IP or similar protocols. - Read and interpret electrical drawings ...

Enterprise Architect

Location
Greater London, England, United Kingdom
Howden Group's core integration and technology platform. You will shape and govern the architecture of the Digital Backbone - the foundational layer that connects systems, data, and services across the enterprise - while driving adoption of API-first principles, integration best practices, and enterprise-wide governance. The Digital Backbone … Howden Group's foundational technology and integration layer, designed to eliminate fragmented systems and manual processes, and to enable digital product delivery and innovation at scale. WHAT WILL YOU BE DOING? Architecture Leadership & Design Define, own, and communicate the enterprise architecture of the Digital Backbone, establishing ...

AI Solutions Architect (Pre-Sales)

Location
Greater London, England, United Kingdom
being defined right now. There’s no settled playbook for deploying autonomous agents into real enterprises, with messy data, legacy systems and high stakes. You’ll be one of the people writing it. As an AI Solutions Architect, you’ll be at the technical heart … technical and business stakeholders, from HR & IT Operations through to CTOs, AI leaders and CFOs. Build repeatable demo, technical enablement and proof-of-value systems that make the wider sales team more effective. Bring what you learn from prospects back to our Product and Engineering team, to help ...

Senior Software Engineer (Rostering)

Location
Birmingham, England, United Kingdom
product from on‐premises storage to a Cloud‐based SaaS model. Alongside this, we will be upgrading the technology stack, moving from legacy technologies to C#, .NET Core, and React. To support this exciting project, we are assembling a new development team in Birmingham. Role Overview … Collaborate with cross‐functional teams, including Product, QA, and DevOps, to ensure successful delivery of project goals. Support the migration of legacy systems to a modern C#, .NET Core, and React technology stack. Troubleshoot, debug, and resolve software issues in a timely manner. Help organise and participate ...

Senior Solutions Architect (EDW Enterprise Data Warehouse Migrations)

Location
Greater London, England, United Kingdom
DBAs, and Platform Leads) and driving high-level database modernization strategy. Legacy Data Warehouse & Modernization Architecture understanding of legacy EDW systems (any of Teradata, Netezza, Snowflake, Synapse, Redshift, and Exadata) and architectures required to successfully transition workloads to the Databricks Data Intelligence Platform. Mastery … implementing big data architectures within major public cloud environments (AWS, Azure, or GCP) Strategic Enablement & Community Mentorship Experience collaborating with Professional Services and Global Systems Integrators to standardize migration delivery methodologies and ensure smooth handoffs. About Databricks Databricks is the Data and AI company. More than 20,000 organizations ...

Software Engineer - Cumberland/FICCO Front Office Systems

Hiring Organisation
DRW
Location
London, UK
Employment Type
Full-time
it. DRW is a place of high expectations, integrity, innovation and a willingness to challenge consensus. About the TeamDRW C/FICCO Front Office Systems team intimately collaborates with traders to turn alpha signals, risk management, market visualizations and other trading-critical tools into scalable, performant and reliable production … that stand the test of time. We work closely with Data Engineering, Research Engineering, and Execution Engineering. About the RoleSoftware Engineers in Front Office Systems operate in two very distinct but organically interconnected modes. During a Forward Deployment, you will be directly embedded onto a trading desk, where ...

Senior Account Executive

Location
Greater London, England, United Kingdom
used by finance and accounting teams. The company is building an AI-native financial operations and ERP platform designed to replace legacy systems and automate manual accounting workflows. The product brings together intelligent automation, real-time financial processes, reporting, and support for complex multi-entity environments. … Sell into mid-market and enterprise finance teams with multiple stakeholders involved in the buying decision. Run structured discovery to understand customers' existing finance systems, workflows, operational challenges, and business priorities. Deliver compelling live product demonstrations tailored to each prospect's requirements. Manage consultative sales cycles typically lasting several ...

Solutions Analyst

Location
Greater London, England, United Kingdom
infrastructure underpin our economy and daily lives. Yet many of the organizations responsible for them are constrained by fragmented processes, fragile legacy systems, and decades-old ways of working. These organizations must manage aging assets, deliver major infrastructure programs, meet tighter standards, and keep essential services running. … proven experience in a job where solving client problems using software/product was core to the role: this could be product management, systems engineering, a deployment strategist role. Strong analytical skills and the ability to solve complex problems under pressure. Excellent interpersonal and communication skills, with the ability ...

.NET Developer

Hiring Organisation
Harvey Nash
Location
Newcastle Upon Tyne, Tyne and Wear, North East, United Kingdom
Employment Type
Permanent
Salary
£55,000
maintain applications using the .NET framework and Azure. Analyse business requirements and translate them into technical solutions. Support the modernisation of legacy systems while helping to build scalable, reliable software. Work closely with developers, business analysts, project managers and infrastructure teams in a collaborative Agile environment. Contribute ...

AWS Data Migration Program Manager – Banking Analytics

Location
England, United Kingdom
leading recruitment agency is seeking a Programme Manager with experience in large scale data migration projects from legacy systems to AWS Data Platform. The ideal candidate should have managed several transformation projects and possess strong knowledge in data analytics within the banking sector. This role requires strategic ...

Tax & Capital Gains Specialist (CGCalc / CGiX)

Location
Greater London, England, United Kingdom
CGiX; strong understanding of investment tax principles, capital gains computation, and regulatory reporting requirements in the financial services sector; ability to assess legacy or complex system landscapes and convert analysis into clear, actionable recommendations; strong communication and stakeholder management skills, including the ability to explain technical findings ...

Tax & Capital Gains Specialist (CGCalc / CGiX)

Hiring Organisation
Luxoft
Location
London, UK
Employment Type
Full-time
/or CGiXStrong understanding of investment tax principles, capital gains computation, and regulatory reporting requirements in the financial services sectorAbility to assess legacy or complex system landscapes and convert analysis into clear, actionable recommendationsStrong communication and stakeholder management skills, including the ability to explain technical findings to both ...

Senior Engineering Manager: Platform & Cloud Transformation

Location
Guildford, England, United Kingdom
role includes owning and building a DevOps function, leading both a software engineering and operations team, and guiding migration from legacy systems to a modern cloud stack. You’ll own incident management, deployment practices, and BAU product development, while coordinating with CTO and peers to split ...

SAP S4HANA Technical Architect

Location
Coventry, England, United Kingdom
optimization of SAP S/4HANA environments. Provide expert guidance on SAP HANA. Design integration architecture involving SAP BTP, 3rd-party interfaces, and legacy systems. Collaborate with functional teams to translate business needs into technical requirements. Lead technical workstreams including custom code remediation, Fiori activation, data migration tools. ...

Infrastructure Engineer

Hiring Organisation
SF Partners
Location
Derbyshire, United Kingdom
Employment Type
Permanent
Salary
£50000 - £60000/annum Wider Benefits
modernising its core infrastructure. What you will do You will take ownership of the organisation’s infrastructure environment, helping to improve legacy systems and deliver a more secure, resilient and scalable technology platform. This is a hands-on role covering infrastructure modernisation, migration ...

Front End Developer - React, RxJS, Typescript, Websockets, EDA

Hiring Organisation
Hays Technology
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£700 - £800/day £700-£800
Event Driven Development (EDA) t o join a small, collaborative team responsible for building a modern trading application to replace an existing legacy system Details Location - London Hybrid - 3 days/week in office Duration - Initially 6 months with a strong possibility of extension Rate - £700-£800/ ...

Front End Developer - React, RxJS, Typescript, Websockets, EDA

Hiring Organisation
Hays Specialist Recruitment Limited
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£700.00 - £800.00 per day
Event Driven Development (EDA) t o join a small, collaborative team responsible for building a modern trading application to replace an existing legacy system Details Location - London Hybrid - 3 days/week in office Duration - Initially 6 months with a strong possibility of extension Rate - £700-£800/ ...

Senior Delivery Consultant - Migrations, Professional Services

Hiring Organisation
AmazonWebServices
Location
London, UK
Employment Type
Full-time
configuration management using cloudformation, chef & puppet- Experience in large scale migration- data centre to data centre or data centre to cloud infrastructure- Legacy system analysis and decommissioning- Risk mitigation and rollback strategies- AWS TransformAmazon is an equal opportunities employer. We believe passionately that employing a diverse workforce ...

Data Engineer

Location
Lancashire, England, United Kingdom
direction of the team Bonus points for experience with Microsoft Fabric Salary up to £75k (dependent on experience) There'll be legacy systems, complex integrations and challenges to solve buttttt for the right engineer this is exactly what makes this opportunity so interesting! #J-18808-Ljbffr ...