76 to 100 of 142 Legacy Systems Jobs in the South East

Data Modeler

Hiring Organisation
Capgemini
Location
Slough, Berkshire, UK
Employment Type
Full-time
with data architects, data analysts, and business users. Support the implementation of data management strategies. Oversee the migration of data from legacy systems to new solutions. Monitor system performance and troubleshoot issues. Recommend solutions to improve new and existing database systems. Educate staff members through training ...

PERL Software Developer

Hiring Organisation
Certain Advantage
Location
Stevenage, Hertfordshire, South East, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
£77 - £84 per hour, Benefits Overtime Rate
coding domain languages. Responsibilities: Code technical publication stylesheets using PERL language Develop database solutions to store and retrieve company information Install and configure information systems to ensure functionality Analysing, planning, and defining data architecture framework, including security, reference data, metadata, and master data Migrate data from legacy systems to new solutions Improve system performance by conducting tests, troubleshooting and integrating new elements Optimize new and current database systems Define security and backup procedures Collaborating with other teams within the organisation to devise and implement data strategies, build models, and assess shareholder needs ...

Cutover Manager

Hiring Organisation
ECMS
Location
Slough, Berkshire, UK
Employment Type
Full-time
system cutover and business readiness for a major transformation program. This role is critical to ensuring a smooth transition from legacy systems to new platforms with minimal disruption to business operations. Key Responsibilities Develop and own the cutover strategy, plan and timeline for the program. Coordinate cross … ensure stabilization activities are executed effectively. Skills & Experience Proven experience in cutover planning and execution within large-scale transformation programs. Strong understanding of Business Systems/Cloud Migrations, data migration and system integrations. Excellent stakeholder management and communication skills. Ability to work under pressure and manage multiple priorities ...

Senior Business Analyst

Hiring Organisation
TRIA
Location
Slough, Berkshire, UK
Employment Type
Full-time
ITOM inside out, and understands exactly how cloud workflows and infrastructure processes really run behind the scenes? If you thrive on translating messy legacy processes into clean, scalable ServiceNow capability, this role is written for you. This is your chance to step into a senior position where your … across ITSM and ITOM, ensuring alignment with ITIL principles and platform best practice. Shaping cloud workflow requirements, supporting controlled migration from legacy systems and ensuring governance, dependencies, and operational risk are fully understood. Reviewing data models, integrations, and test coverage to ensure the solution lands cleanly ...

AI Engineer

Hiring Organisation
Tiro Partners Limited
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£80,000 - £120,000 per annum
building production-grade AI agents that automate complex, mission-critical workflows across client-facing and operational teams. These agents integrate with existing systems, pull from internal and external data sources, and execute real work on behalf of users - with optional human-in-the-loop control. The platform is already … sandbox - this is real AI, in production, solving real problems . What You’ll Be Doing Designing and building agentic AI systems using modern LLM and ML tooling Developing AI-driven workflows that integrate with existing enterprise systems Owning features end-to-end - from concept through deployment ...

Full-Stack Developer

Hiring Organisation
mthree
Location
Slough, Berkshire, UK
Employment Type
Full-time
/Regulatory Technology team within a leading global investment bank working on business-critical regulatory reporting platforms. You'll help modernise legacy systems and build strategic, cloud-based data solutions used across the firm. You'll work in a collaborative Agile squad focused on Java services, Spark ...

Enterprise Architect Remote

Hiring Organisation
Ashdown Group
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£75,000 - £90,000 per annum
technical architecture - Creating a solid overview of the current environment and developing future technology roadmaps - Planning the move away from legacy systems to new digital technology and cloud migration To be considered suitable for this IT Enterprise Architect role you will need to have the following skills ...

Graduate Software Developer / Quantitative Developer / Quantitative Researcher - Up to £170,000 + Bonus + Package

Hiring Organisation
Hunter Bond
Location
Slough, Berkshire, UK
Employment Type
Full-time
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. What You'll Do Design and enhance advanced trading systems and analytics platforms Develop and implement your own quantitative models and research ideas Collaborate closely with top technologists, quants, and portfolio managers Learn fast, build ...

Data Engineer

Hiring Organisation
Inspire People
Location
South Croydon, Surrey, England, United Kingdom
Employment Type
Full-Time
Salary
£41,100 - £44,400 per annum
Land Registry (HMLR) is undertaking one of the largest transformation programmes in government, modernising the digital systems that support over £7 trillion of property ownership. As a Data Engineer, you will support the development of HMLR's data engineering capability by helping to build and maintain reliable data pipelines … funding secured and a dedicated Data Engineering capability being formed for the first time, there is a crucial need to build strong, reliable data systems that can support future services and national programmes. As a Data Engineer, you'll work closely with senior data engineering colleagues and multidisciplinary teams ...

Professional Services Consultant

Hiring Organisation
LexisNexis Risk Solutions
Location
Slough, Berkshire, UK
Employment Type
Full-time
services for LexisNexis Risk Solutions' Bridger product suite. This role partners with clients to ensure successful onboarding, configuration, and transition from legacy systems to Bridger, aligning solutions with compliance objectives and operational workflows. The consultant acts as a trusted advisor, guiding clients through functional design, best practices … processes. Conduct workshops to capture business requirements and convert them into solution configurations. Migration Support - Assist clients in planning and executing migrations from legacy platforms (e.g., WorldCompliance) to Bridger and provide guidance on data mapping, cleansing, and validation to ensure smooth transition. Client Advisory & Best Practices - Advise clients ...

Finance Transformation Analyst

Hiring Organisation
Goodman Masson
Location
London, South East, England, United Kingdom
Employment Type
Temporary
Salary
£60,000 - £70,000 per annum
umbrella. Working for a leading construction firm you will be responsible for supporting on an ERP transformation; reconciling data between legacy systems and new Oracle Fusion. Key Responsiblities: Data Reconciliation & Validation- Reconcile opening balances and historical transactions between Oracle R12 and Oracle Fusion across … Communicate progress and blockers to project stakeholders. Skills required Strong financial accounting and controls experience Exposure to Oracle is highly desirable Experience in a systems migration/implementation Strong reconciliations experience ...

Software Engineer

Hiring Organisation
mthree
Location
Slough, Berkshire, UK
Employment Type
Full-time
/Regulatory Technology team within a leading global investment bank. You'll work on business-critical regulatory reporting platforms, helping modernise legacy systems and build strategic, cloud-based data solutions used across the firm. You'll be part of a collaborative Agile squad focused on Java services ...

Fabric Data Engineer

Hiring Organisation
Tenth Revolution Group
Location
Winchester, Hampshire, United Kingdom
Employment Type
Permanent
Salary
£60000 - £75000/annum
support advanced analytics and reporting. You'll work across Microsoft Fabric, Power BI, and related technologies, enabling organisations to modernise legacy systems and adopt best-practice data engineering patterns. This is a hands-on, client-facing role where you'll lead technical conversations and deliver robust, maintainable ...

Senior Software Engineer (PHP)

Hiring Organisation
True9
Location
Southampton, UK
Employment Type
Full-time
talented team on our mission to help people and businesses thrive through technology. If you love untangling hard problems, improving legacy systems, and shipping clean, tested code, you'll fit right in. Your role as a Senior PHP Software Engineer at True9: Lead the back-end - write ...

Senior Software Engineer (PHP)

Hiring Organisation
True9
Location
Woking, Surrey, UK
Employment Type
Full-time
talented team on our mission to help people and businesses thrive through technology. If you love untangling hard problems, improving legacy systems, and shipping clean, tested code, you'll fit right in. Your role as a Senior PHP Software Engineer at True9: Lead the back-end - write ...

Senior Software Engineer (PHP)

Hiring Organisation
True9
Location
Slough, Berkshire, UK
Employment Type
Full-time
talented team on our mission to help people and businesses thrive through technology. If you love untangling hard problems, improving legacy systems, and shipping clean, tested code, you'll fit right in. Your role as a Senior PHP Software Engineer at True9: Lead the back-end - write ...

Senior Software Engineer (PHP)

Hiring Organisation
True9
Location
Maidstone, Kent, UK
Employment Type
Full-time
talented team on our mission to help people and businesses thrive through technology. If you love untangling hard problems, improving legacy systems, and shipping clean, tested code, you'll fit right in. Your role as a Senior PHP Software Engineer at True9: Lead the back-end - write ...

Senior Software Engineer (PHP)

Hiring Organisation
True9
Location
Dartford, Kent, UK
Employment Type
Full-time
talented team on our mission to help people and businesses thrive through technology. If you love untangling hard problems, improving legacy systems, and shipping clean, tested code, you'll fit right in. Your role as a Senior PHP Software Engineer at True9: Lead the back-end - write ...

Senior Software Engineer (PHP)

Hiring Organisation
True9
Location
Portsmouth, Hampshire, UK
Employment Type
Full-time
talented team on our mission to help people and businesses thrive through technology. If you love untangling hard problems, improving legacy systems, and shipping clean, tested code, you'll fit right in. Your role as a Senior PHP Software Engineer at True9: Lead the back-end - write ...

Senior Software Engineer (PHP)

Hiring Organisation
True9
Location
Oxford, Oxfordshire, UK
Employment Type
Full-time
talented team on our mission to help people and businesses thrive through technology. If you love untangling hard problems, improving legacy systems, and shipping clean, tested code, you'll fit right in. Your role as a Senior PHP Software Engineer at True9: Lead the back-end - write ...

Senior Software Engineer (PHP)

Hiring Organisation
True9
Location
Guildford, Surrey, UK
Employment Type
Full-time
talented team on our mission to help people and businesses thrive through technology. If you love untangling hard problems, improving legacy systems, and shipping clean, tested code, you'll fit right in. Your role as a Senior PHP Software Engineer at True9: Lead the back-end - write ...

Senior Software Engineer (PHP)

Hiring Organisation
True9
Location
Reading, Berkshire, UK
Employment Type
Full-time
talented team on our mission to help people and businesses thrive through technology. If you love untangling hard problems, improving legacy systems, and shipping clean, tested code, you'll fit right in. Your role as a Senior PHP Software Engineer at True9: Lead the back-end - write ...

Senior Software Engineer (PHP)

Hiring Organisation
True9
Location
High Wycombe, Buckinghamshire, UK
Employment Type
Full-time
talented team on our mission to help people and businesses thrive through technology. If you love untangling hard problems, improving legacy systems, and shipping clean, tested code, you'll fit right in. Your role as a Senior PHP Software Engineer at True9: Lead the back-end - write ...

Senior Software Engineer (PHP)

Hiring Organisation
True9
Location
Brighton, East Sussex, UK
Employment Type
Full-time
talented team on our mission to help people and businesses thrive through technology. If you love untangling hard problems, improving legacy systems, and shipping clean, tested code, you'll fit right in. Your role as a Senior PHP Software Engineer at True9: Lead the back-end - write ...

Senior Software Engineer (PHP)

Hiring Organisation
True9
Location
Milton Keynes, Buckinghamshire, UK
Employment Type
Full-time
talented team on our mission to help people and businesses thrive through technology. If you love untangling hard problems, improving legacy systems, and shipping clean, tested code, you'll fit right in. Your role as a Senior PHP Software Engineer at True9: Lead the back-end - write ...