23 of 23 Remote/Hybrid Contract Legacy Systems Jobs

Systems Accountant

Hiring Organisation
Matchtech
Location
Harlow, Essex, England, United Kingdom
Employment Type
Contractor
Contract Rate
£500 - £700 per day
Systems Accountant - Process & Systems Transformation Day Rate: £500 - 700 DOE (umbrella) Contract Length: 12 months Location: Harlow (Hybrid - minimum 3 days onsite) Clearance: SC A leading organisation within the defence sector is seeking an experienced Systems Accountant to support a major finance systems transformation programme. This … high-profile change initiative. You'll join a dedicated Process & Transformation team, supporting data migration, ensuring system integrity, and strengthening the organisation's financial systems landscape. This role offers the chance to influence critical systems change and collaborate across multiple business areas. Key Responsibilities Support data migration from ...

Staff Software Engineer (Java, Glasgow)

Hiring Organisation
LMA Recruitment
Location
Glasgow, Lanarkshire, Scotland, United Kingdom
Employment Type
Contractor
Contract Rate
£500 - £550 per day
hub. This role is designed for a technical visionary capable of navigating large-scale enterprise environments while leading the transition from legacy systems to cloud-native, microservices-based architectures. As a Lead, you will bridge the gap between complex requirements and technical execution, taking direct responsibility … offshore development team of 20+ members, ensuring delivery excellence and code quality. Cloud Transformation: Lead the transition of hosting platforms from legacy systems to Kubernetes-based environments on GCP or AWS. Full-Stack Delivery: Architect and maintain robust, scalable applications using Java 17+ and Angular . Data ...

Infrastructure Systems Manager

Hiring Organisation
TPP Recruitment
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£35,825 per annum
Infrastructure Systems Manager Hours: Full-time (35 hours per week) Contract: 12-month fixed-term Location: Central London office Working pattern: Fully remote with occasional travel to London Salary: £35,825 , rising to £38,065 after six months’ serviceWe’re recruiting an Infrastructure Systems Manager … profit organisation undergoing a major shift from legacy on-premise systems to a modern, cloud-first environment. This role is ideal for a strong IT Officer or 3rd line engineer with hands-on project experience who is ready to step up . You’ll lead technical work ...

Software Engineer

Hiring Organisation
Pontoon
Location
Warwickshire, United Kingdom
Employment Type
Contract
enhanced performance. Automated Testing: Implement TDD and automated testing to uphold high-quality standards. Monitor and Analyze: Enhance performance and reliability across distributed systems to ensure operational efficiency. Build Automation Solutions: Develop CI/CD pipelines, configuration management, and deployments to streamline processes. Security Practices: Uphold robust security measures … level considered). Deep hands-on AWS experience (core services, serverless, compute, networking). Proven experience in migrating or modernizing legacy systems into cloud environments. Proficiency in test-driven development (TDD) and automated testing frameworks. Familiarity with Agile delivery, especially Scrum methodologies. A solid foundation in distributed ...

Scada Engineer

Hiring Organisation
Belcan Technical Recruiting (UK) Ltd
Location
United Kingdom
Employment Type
Contract, Work From Home
efficiency through a modular architecture, adaptive algorithms, predictive analytics, and a brilliant user experience. Roles and Responsibilities Lead and manage the migration of SCADA systems into ADMS platforms. Leverage your expertise to ensure smooth transitions and integration of legacy systems into new ADMS SCADA environments. Install … configure SCADA simulation systems to support testing, training, and operational simulations. Ensure accurate modelling of SCADA environments to meet system requirements. Handle the installation and configuration of Front-End Processors (FEP) and Enhanced Front-End Processors (EFEPS), ensuring seamless communication between SCADA systems and remote devices. Conduct thorough ...

Oracle Data Engineer - Inside IR35 - Remote

Hiring Organisation
Tenth Revolution Group
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£400 - £450 per day
platform. This role combines hands-on backend development, database work, operational support, and system modernisation, making it ideal for someone who enjoys understanding complex systems and improving them over time. Key Responsibilities Maintain and enhance a Java monolithic application with an Oracle PL/SQL database Pair with existing … stakeholders to improve the overall data and platform architecture Required Skills & Experience Strong experience as a backend software developer Experience working with Java-based systems Solid problem-solving and debugging skills Experience working with databases and SQL Experience with test-driven development (TDD) Experience working in Agile development environments ...

Telco Project Manager

Hiring Organisation
Pontoon
Location
Warwickshire, United Kingdom
Employment Type
Contract
through handover into service-while leading internal and external teams, managing approved suppliers, budgets, and stakeholder expectations. This role will focus on updating telephony systems in substations, migrating from Dell legacy systems, and introducing satellite communications solutions, ensuring network reliability and operational continuity. You will leverage … policies, performance standards, and operational specifications. Uphold quality and safety standards, ensuring outcomes meet regulatory and organisational requirements. Oversee migration of telephony from Dell systems and introduction of satellite communications in substations. Required Skills & Qualifications Proven experience in telecommunications network project delivery; network experience is essential. Ideally, experience ...

Senior Business Analyst - Banking

Hiring Organisation
Inspire People
Location
Leeds, West Yorkshire, Yorkshire, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
£55,000
enable successful implementation of our change initiatives. You will be joining the Markets, Banking, Payments and Resolution (MBPR) Tower, which delivers change across the systems and services that support the Bank's markets, banking and payments operations. The tower focuses on modernising platforms, improving processes and ensuring critical services … transformation within financial services or banking environments. Experience contributing to large-scale platform modernisation programmes, including migration from legacy systems to target-state architectures. Benefits In addition to the base salary of ££49,360 - £55,530, you can expect a planned, transparent progression with learning and development ...

SAP Data Migration Consultant

Hiring Organisation
Henderson Scott
Location
Reading, Berkshire, South East, United Kingdom
Employment Type
Contract, Work From Home
multiple data objects Define data migration strategy, approach, and best practices Perform data extraction, cleansing, transformation, and loading (ETL) Work with legacy systems and SAP (including S/4HANA where applicable) Support data validation, reconciliation, and cutover activities Collaborate with functional and technical teams to resolve data ...

Senior Power Platform Developer / Consultant

Hiring Organisation
Morson Edge
Location
Essex, South East, United Kingdom
Employment Type
Contract
best practice, governance and standards for Power Platform Supporting the creation of a Power Platform CoE (process, tooling, controls) Working across legacy systems and integrating with Microsoft 365 We're looking for someone who: Has strong experience across Power Platform (Power Automate, Power Apps) Has delivered ...

Oracle Project Manager

Hiring Organisation
VIQU IT
Location
Birmingham, West Midlands (County), United Kingdom
Employment Type
Contract
Contract Rate
£450 - £550/day Outside IR35
teams Oversee data migration and validation activities, working closely with SMEs and data leads Coordinate integrations delivery between Oracle Fusion and legacy systems Support post-go-live/hypercare activities, ensuring issues are tracked and resolved effectively Manage risks, issues, and dependencies across multiple workstreams Work closely ...

Infrastructure/Cloud (AWS) Architect, Outside IR35, Hybrid

Hiring Organisation
Sanderson Recruitment
Location
Bristol, Avon, South West, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £700 per day
infrastructure topics, migration strategies and platform solutions, cloud native and hybrid. Support operational and engineering colleagues through identifying opportunities to simplify legacy systems, automate processes, and improve security and performance using cloud-native. Ensure compliance with relevant frameworks, including ISO 27001, PCI DSS. Support infrastructure capabilities internally … storage. Experience with Windows Relevant exposure to leading cloud providers, in particular AWS. Virtualisation, containerisation, orchestration and serverless architectures Evidence of successfully simplifying legacy infrastructure and migrating to hybrid and cloud-native platforms Awareness and use of architectural frameworks Reasonable Adjustments: Respect and equality are core values ...

Cloud Engineer

Hiring Organisation
The Curve Group
Location
City of London, London, England, United Kingdom
Employment Type
Contractor
Contract Rate
Salary negotiable
working with a leading UK financial services organisation that is in the middle of a major digital transformation, modernising legacy systems and building out a new self-service digital platform for customers. As part of this journey, they're looking for an experienced Azure Cloud Engineer ...

IT Product Manager

Hiring Organisation
Spencer Clarke Group
Location
London, United Kingdom
Employment Type
Contract
Friday About the role: Based in Greater London (Hybrid): Lead the implementation and ongoing enhancement of digital solutions, including customer-facing platforms, appointment booking systems, and case management tools Manage the full product lifecycle, from discovery and design through to delivery and continuous improvement Drive the migration away from … legacy systems, mitigating operational risks associated with unsupported technologies Engage and collaborate with stakeholders across multiple services and directorates About you: You will have the following experiences: Extensive experience in a similar role Proven experience in product management, including roadmap ownership, delivery management, and stakeholder engagement Experience ...

Senior Java Developer

Hiring Organisation
The Recruitment Company
Location
Dublin, City of Dublin, Republic of Ireland
Employment Type
Contract
Contract Rate
£450 - £550/day
required for a long term contracting role with a large public services body who are undertaking a large programme to replace an existing legacy system and bring it forward to a modern architecture. The role is best suited to a Senior Java Developer who has proven experience ...

Group Reporting Accountant

Hiring Organisation
Altum Consulting
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£65,000 - £80,000 per annum
best-in-class reporting and consolidation environment, with OneStream at the core. This is a pivotal role sitting at the intersection of finance, systems, and transformation, ideal for someone who enjoys combining technical accounting with change and implementation work. The Role You will play a key role … management reporting outputs Validate consolidation logic, including intercompany eliminations, FX, and ownership structures Build and refine standardised financial statements, dashboards, and KPI reporting Systems Implementation (OneStream) Translate finance requirements into system design in collaboration with stakeholders and implementation partners Contribute to data integration, chart of accounts alignment, and metadata ...

Salesforce Education Cloud Consultant

Hiring Organisation
Technically Gifted Ltd
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£450 per day
Outside IR35)/Remote Were working with a top UK University that has decided to migrate over from old legacy systems to Salesforce Education Cloud. They require a Salesforce Functional Consultant to come on board who has strong experience of delivering migrations with strong stakeholder management ...

Salesforce Technical Architect

Hiring Organisation
Mason Frank
Location
Sunderland, Tyne and Wear, England, United Kingdom
Employment Type
Contractor
Contract Rate
£600 - £750 per day
Start Date: ASAP About the Client My client is a leading real estate organisation undertaking a major digital transformation programme, migrating from a legacy CRM platform to Salesforce as the core system for client engagement, sales operations, and service delivery. The new platform will leverage Sales Cloud, Service … Service Cloud, and Marketing Cloud Design scalable data models and integration frameworks Provide technical leadership to developers and administrators Define integration patterns with external systems Establish best practices for development, security, and governance Oversee data migration from legacy CRM systems Conduct architecture reviews and ensure performance ...

Salesforce Developer

Hiring Organisation
Ventula Consulting
Location
Farnborough, Hampshire, United Kingdom
Employment Type
Contract
Contract Rate
GBP Daily
Technical Specialist to support a major CRM transformation programme. This role will work closely with the CRM SME on the data migration from Legacy CRM platforms and the build of new services within a modern, cloud-based IT landscape. The successful candidate will be a hands-on technical … Strong database expertise, including: Oracle PostgreSQL Proven experience delivering end-to-end CRM/application development Hands-on experience with data migration and Legacy system decommissioning Experience working with CRM platforms (Siebel experience highly beneficial) Solid understanding of modern integration architectures, including: AWS APIs Kafka integrations Experience integrating ...

Mainframe IDMS Developer/Consultant - Migrationware

Hiring Organisation
TXP
Location
United Kingdom
Employment Type
Contract
Contract Rate
GBP Annual
rate A highly accomplished, UK based IDMS Developer/Consultant is required to act as a facilitator, engaging on behalf of a leading legacy modernisation solutions company, with an end client. Strong IDMS knowledge is essential. As an IDMS SME, you will specialize in designing, coding, and maintaining … navigational database management system. You will be working with COBOL, ADS/Online, and the Integrated Data Dictionary (IDD) to manage high-performance, legacy data systems. The successful candidate must be willing to learn "Migrationware's IDMS Solution and be able to accurately represent the Solution ...

Mainframe IDMS Developer/Consultant - Migrationware

Hiring Organisation
TXP
Location
Nationwide, United Kingdom
Employment Type
Contract, Temporary
Salary
£NEG Remote Work
rate A highly accomplished, UK based IDMS Developer/Consultant is required to act as a facilitator, engaging on behalf of a leading legacy modernisation solutions company, with an end client. Strong IDMS knowledge is essential. As an IDMS SME, you will specialize in designing, coding, and maintaining … navigational database management system. You will be working with COBOL, ADS/Online, and the Integrated Data Dictionary (IDD) to manage high-performance, legacy data systems. The successful candidate must be willing to learn "Migrationware's IDMS Solution and be able to accurately represent the Solution ...

Data Engineer (BD&A - DAPM Live Service Support) - Hybrid

Hiring Organisation
CBSbutler Holdings Limited
Location
Telford, Shropshire, West Midlands, United Kingdom
Employment Type
Contract
Contract Rate
£400 - £430 per day
dashboards into a unified Live Service view with drill-down capability by service Gather monitoring requirements from stakeholders Configure and implement alerting for legacy services that currently lack monitoring Deliver fit-for-purpose alert thresholds and notifications aligned to operational needs Improve visibility, observability and proactive incident management … gather requirements and translate them into monitoring solutions Desirable Experience configuring Grafana alerting Experience working in a client-side environment Knowledge of legacy system monitoring uplift Familiarity with Git version control ...

Engineering Manager

Hiring Organisation
Randstad Technologies Recruitment
Location
Manchester, United Kingdom
Employment Type
Contract
Contract Rate
£80 - £90/hour
Manager (Data Engineering) Location: Manchester (Campus-MR8) - Hybrid The Role We are looking for an Engineering Manager to lead the team migrating our legacy SAP EEC system to SAP S/4HANA (RISE with SAP) . You will be accountable for people leadership, platform health, and high-stakes … engineers. Strategic Delivery: Partner with Product and Architecture to shape roadmaps and ensure SOX/GDPR compliance. Technical Excellence: Drive ownership of critical production systems, technical debt reduction, and cloud-native practices. Requirements 2+ years of formal Engineering Management experience. 10+ years in Backend Software Development. Proven experience leading ...