1 to 25 of 248 Remote Legacy Systems Jobs

Enterprise Architect (f/m/d)

Hiring Organisation
Awin
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
Competitive salary
Governance: Develop, maintain, and realize architecture standards and principles that guide technology decisions across the organization. Technology Oversight: Provide strategic oversight of Awin’s systems, platforms, and infrastructure, including legacy systems and cloud-native environments. Integration Leadership: Lead architecture reviews and integration efforts across domains such … experts to ensure architectural consistency and scalability. Strategic Planning: Contribute to long-term planning for platform evolution, including the sunsetting of legacy systems and migration to unified platforms. Mentorship & Enablement: Support solution architects and engineering teams by providing architectural guidance and fostering a culture of technical excellence. ...

Data Solution Architect Associate Director

Hiring Organisation
KPMG International Limited
Location
Dublin, Ireland
Employment Type
Permanent
Salary
EUR 85,000 - 115,000 Annual
designing and optimising data pipelines (batch and streaming) and integrating cloud-based platforms (e.g., Azure Synapse, AWS Redshift, Google BigQuery ) with legacy systems, ensuring performance and scalability. Deep knowledge of ETL/ELT processes , leveraging tools like Apache Airflow, dbt, or Informatica , with a focus on ensuring … solutions for real-time analytics, predictive modelling, intelligent automation , and synthetic data generation for privacy-preserving analytics. Expertise in integrating AI models into enterprise systems, leveraging APIs, containerisation (Docker, Kubernetes) , and serverless architectures to enable scalable deployment. Proactive evaluation of emerging technologies , including edge AI, federated learning, quantum-inspired ...

Cutover Project Manager SAP ERP

Hiring Organisation
Reed
Location
Greater Manchester, Lancashire, England, United Kingdom
Employment Type
Temporary
Salary
£450 - £500 per day, Inc benefits
contingency planning. Collaborate with the data migration team to track data quality, reconciliation, validation, and transformation activities. Ensure readiness of legacy systems, interfaces, SAP environments, and interfaces for the cutover. Manage mock cutovers, dry runs, and dress rehearsals to identify gaps and mitigate risks. Facilitate and chair … live. Cutover Manager, Project Manager, SAP ERP Transformation, Data migration, Integration, Cutover workstream, Success Factors, S/4 HANA, ERP implementations, Legacy systems, SAP Activate methodology, Public Sector, Change management, Business readiness, ERP go-live. In the first instance, please submit your CV. ...

Technical Product Manager

Hiring Organisation
Oliver James Associates Ltd
Location
Waterford, Ireland
Employment Type
Permanent
Salary
EUR Daily
into clear product features and user stories Work closely with engineering teams to deliver solutions using Agile methodologies Lead analysis of legacy systems and define integration approaches with modern platforms Drive data-focused initiatives, including: + Data governance, classification, and retention principles + Data quality, lineage … Data governance frameworks + Data classification and retention policies + System integration and API-based architectures Experience analysing and working with legacy systems Strong Agile delivery experience (Scrum/Kanban) Excellent stakeholder engagement and communication skills Proficiency with Jira and Confluence Experience in financial services or insurance ...

Lead Software Developer {Tech for Good}

Hiring Organisation
Ernest Gordon Recruitment
Location
Enfield, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£80,000
autonomy over where you work from? You'll take the lead in defining the technical future, steering the transition from legacy PHP systems to a modern, scalable platform built with Laravel, InertiaJS, and Vue 3. With solid groundwork already in place, you'll have real freedom … next generation of our products. This role would suit an experienced Lead PHP developer who's ready to step beyond maintaining legacy systems and help build something modern, scalable, and genuinely impactful. If you're excited by the idea of using your technical skills to support ...

Lead Software Developer Tech for Good}

Hiring Organisation
Ernest Gordon Recruitment Limited
Location
Enfield, Middlesex, England, United Kingdom
Employment Type
Full-Time
Salary
£70,000 - £80,000 per annum
autonomy over where you work from? You'll take the lead in defining the technical future, steering the transition from legacy PHP systems to a modern, scalable platform built with Laravel, InertiaJS, and Vue 3. With solid groundwork already in place, you'll have real freedom … next generation of our products. This role would suit an experienced Lead PHP developer who's ready to step beyond maintaining legacy systems and help build something modern, scalable, and genuinely impactful. If you're excited by the idea of using your technical skills to support ...

senior software engineer

Hiring Organisation
V3 Recruitment
Location
Portsmouth, Hampshire, South East, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£50,000
will be asked to shape epics and tickets yourself - always aligned with the CTO's direction Build new features, fix problems in old systems and keep everything running fast and reliable Work on a mix of greenfield projects and legacy systems - both matter and both need … your skills without arrogance Confident resilient pragmatic and results-driven Clear judgement and able to balance speed with quality Experienced in building new systems and fixing legacy Keeps calm under pressure and still delivers Raises the bar for those around them by example Working Style Execute ...

Software Architect

Hiring Organisation
Ocho
Location
Finaghy, Belfast, UK
Employment Type
Full-time
where you will shape long-term platform strategy while remaining close to the technical detail. You will lead the transition from legacy systems to modern, cloud-native architecture. Working closely with senior product, infrastructure and engineering leaders, you will define technical direction, drive engineering standards and ensure … building a high-performance engineering culture. Key Responsibilities Define and lead modern architecture strategies for large-scale platform transformation Drive migration from monolithic systems to modular, API-led and event-driven architectures Provide architectural oversight across multiple business-critical applications Lead cloud migration, containerisation and automation initiatives Champion software ...

Software Architect

Hiring Organisation
Ocho
Location
Newtownabbey, Co. Antrim, UK
Employment Type
Full-time
where you will shape long-term platform strategy while remaining close to the technical detail. You will lead the transition from legacy systems to modern, cloud-native architecture. Working closely with senior product, infrastructure and engineering leaders, you will define technical direction, drive engineering standards and ensure … building a high-performance engineering culture. Key Responsibilities Define and lead modern architecture strategies for large-scale platform transformation Drive migration from monolithic systems to modular, API-led and event-driven architectures Provide architectural oversight across multiple business-critical applications Lead cloud migration, containerisation and automation initiatives Champion software ...

Senior Platform & Backend Engineer (NodeJs/Typescript)

Hiring Organisation
Healthera
Location
Slough, Berkshire, UK
Employment Type
Full-time
/CD pipelines and developer tooling, while embedding security-by-default, reliability and scalability into the platform. You'll modernise legacy systems, build new backend capabilities, and make pragmatic engineering decisions that balance delivery speed, quality and long-term maintainability. Core Responsibilities Platform Engineering … reliability, scalability, and cost efficiency through automation and platform standards Backend Engineering Own, maintain, and evolve backend services across legacy and greenfield systems Design and implement scalable backend architectures using Node.js, TypeScript, and NestJS Build and operate RESTful APIs and event-driven systems (queues/topics ...

Senior Platform & Backend Engineer (NodeJs/Typescript)

Hiring Organisation
Healthera
Location
London, England, United Kingdom
/CD pipelines and developer tooling, while embedding security-by-default, reliability and scalability into the platform. You’ll modernise legacy systems, build new backend capabilities, and make pragmatic engineering decisions that balance delivery speed, quality and long-term maintainability. Core Responsibilities Platform Engineering … reliability, scalability, and cost efficiency through automation and platform standards Backend Engineering Own, maintain, and evolve backend services across legacy and greenfield systems Design and implement scalable backend architectures using Node.js, TypeScript, and NestJS Build and operate RESTful APIs and event-driven systems (queues/topics ...

Senior Business Intelligence Developer

Hiring Organisation
Tenth Revolution Group
Location
Portsmouth, Hampshire, United Kingdom
Employment Type
Permanent
Salary
£55000 - £65000/annum
dashboards and reports to provide actionable insights. Designing and developing robust ETL solutions using Azure Data Factory and related services. Managing integrations between internal systems and external partners. Supporting data migration from legacy systems into the new platform. Collaborating with technical and non-technical stakeholders ...

SAP Specialist

Hiring Organisation
Quest Global Engineering Limited
Location
East Grinstead, West Sussex, South East, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
From £24 to £36 per hour based on the skill set match and experience
Ensure smooth integration of the MM/P2P module with other SAP modules ( FI/CO, SD, PP, WM/EWM, PS ) and external systems ( SAP Ariba, OpenText VIM, legacy systems ). Testing & Quality Assurance: Prepare test plans and scripts, perform unit testing, functional integration testing ...

Databricks Engineer (SC Cleared)

Hiring Organisation
IO Associates
Location
United Kingdom
Employment Type
Contract
Contract Rate
£550 - £600 per day
national economic insights. Key Responsibilities Design, develop, and optimize data pipelines using Azure Databricks and PySpark. Support data migration activities from legacy systems to modern cloud based architecture. Implement Delta Lake for efficient data storage and retrieval. Collaborate with data scientists and analysts to enable advanced economic ...

Full Stack Developer

Hiring Organisation
Hays Specialist Recruitment Limited
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
Salary negotiable
scalable services using Python as the primary backend language, while supporting existing services built in Java and .NET. Maintain and enhance legacy systems using Oracle SQL PL. Implement Test-Driven Development (TDD) practices, ensuring automated tests are written prior to code development. Work with complex data challenges ...

Full Stack Developer - Python, Java or .Net

Hiring Organisation
Hays Specialist Recruitment Limited
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
Salary negotiable
scalable services using Python as the primary backend language, while supporting existing services built in Java and .NET. Maintain and enhance legacy systems using Oracle SQL PL. Implement Test-Driven Development (TDD) practices, ensuring automated tests are written prior to code development. Work with complex data challenges ...

Senior Digital Developer - OTDT Product Centre

Hiring Organisation
NHS Blood and Transplant
Location
Bristol, United Kingdom
Employment Type
Permanent
Salary
£47810.00 - £54710.00 a year
friendly and progressive environment. This role offers the chance to work with cutting-edge technologies, like Oracle APEX and MuleSoft, contributing to systems that support organ and tissue donation and transplantation across the UK. Youll help modernise legacy systems, manage servers both on-premises … hybrid working and a culture that champions diversity, learning and personal growth, this is a meaningful career opportunity for developers who want to build systems that matter. Main duties of the job As a Senior Digital Developer, you will develop and deploy world-class Digital services, application software ...

SAP Process Improvement

Hiring Organisation
EDC Consulting
Location
Richmond, Virginia, United States
Employment Type
Any
Salary
USD Annual
CyberSecurity Compliance Analyst - Validate SAP Retails alignment with DoD RMF controls and NIST SP 800-171. Monitor SAP CAR and POS systems for vulnerabilities in payment processing (e.g., Military Star Card, SNAP EBT). Conduct penetration testing on SAP Fiori apps and Commissary CLICK2GO eCommerce. Manage PII protections … supply chain, and omnichannel requirements. Ensure integration with SAP Logistics (MM/SD/EWM), SAP Financials (FI/CO), and legacy systems like Manhattan WMSOS and Oracle Fusion. Oversee compliance with DoD cybersecurity standards (e.g., FEDRAMP, RMF) and statutory mandates (e.g., DFARS, Privacy Act). Coordinate ...

Lead Data Engineer - Microsoft Fabric - Hybrid - £75k

Hiring Organisation
Tenth Revolution Group
Location
Winchester, Hampshire, United Kingdom
Employment Type
Permanent
Salary
£65000 - £75000/annum
deliver cutting-edge cloud data platforms for our clients. In this role, you'll be at the heart of transforming legacy systems into scalable, production-grade architectures using Microsoft Fabric. You'll build complex ingestion pipelines, craft metadata-driven transformation layers, optimise data workflows, and deliver high ...

SQL Database Administrator (DBA)

Hiring Organisation
Akkodis
Location
Leicester, Leicestershire, United Kingdom
Employment Type
Permanent
Salary
£45000 - £52000/annum
future of data infrastructure. The Role You'll be responsible for the day-to-day management of SQL Server and Azure-based data systems, supporting ETL processes, and driving improvements across data platforms. This is a great opportunity for someone who enjoys solving problems, improving systems, and working … Familiarity with Azure SQL, Azure Analytics, Dataverse or similar (or willingness to learn) Strong analytical skills and ability to reverse-engineer legacy systems Excellent documentation and stakeholder communication skills A proactive, collaborative mindset with a passion for continuous improvement Core Competencies Clear and respectful communicator Open-minded ...

PERL Software Developer

Hiring Organisation
Meritus
Location
Stevenage, Hertfordshire, United Kingdom
Employment Type
Contract
Contract Rate
£77 - £84/hour INSIDE IR35
arisen for an experienced PERL Software Developer to join a leading defence engineering environment on a contract basis. This role supports technical publication systems and wider internal information tools used across complex programmes. The role You will be responsible for developing and maintaining PERL-based templates and stylesheets used … Supporting development of applications and reporting tools using C#, SQL, Java and PowerShell Designing and optimising database solutions Migrating data from legacy systems Analysing system requirements and improving performance Defining data structures, security and backup procedures Providing operational support for management information systems Collaborating with internal ...

Senior Project Manager

Hiring Organisation
Reed
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£500 - £525 per day, Inc benefits
team on a key technology project. This role involves significant stakeholder engagement and the coordination of multiple project streams to replace legacy systems and streamline processes. Day-to-day of the role: Lead the delivery of the project which involves replacing legacy indoor workload tools ...

Senior Data Engineer

Hiring Organisation
Tenth Revolution Group
Location
Havant, Hampshire, United Kingdom
Employment Type
Permanent
Salary
£60000 - £70000/annum
warehouses, and ETL/ELT processes. Designing scalable data solutions and models for reporting in Power BI. Supporting data migration from legacy systems into the new platform. Ensuring data models are optimised for performance and reusability. To be successful in this role, you will have: Hands ...

Lead AI Engineer

Hiring Organisation
Euphoric
Location
Slough, Berkshire, UK
Employment Type
Full-time
trillion on benefits every year. It's their second-largest cost after payroll — yet the entire category is still running on legacy systems and outdated assumptions. The space is primed for transformation: despite its scale, it's been almost completely overlooked by AI-first startups. Incumbents — including … resident expert. You won't just be tuning hyperparameters in a notebook; you will be a core software engineer architecting the complex systems that make AI useful in production. In the immediate future, your time will be split between crafting complex AI processing architectures (40%) and hands-on data ...

Lead AI Engineer

Hiring Organisation
Euphoric
Location
City of London, London, United Kingdom
trillion on benefits every year. It’s their second-largest cost after payroll — yet the entire category is still running on legacy systems and outdated assumptions. The space is primed for transformation: despite its scale, it’s been almost completely overlooked by AI-first startups. Incumbents — including … resident expert. You won't just be tuning hyperparameters in a notebook; you will be a core software engineer architecting the complex systems that make AI useful in production. In the immediate future, your time will be split between crafting complex AI processing architectures (40%) and hands-on data ...