Permanent Legacy Systems Job Vacancies

151 to 175 of 424 Permanent Legacy Systems Jobs

Data Migration Specialist (Netsuite)

City of London, London, United Kingdom
Camino Search
company is embarking on a greenfield NetSuite implementation to unify operations and drive scalability. Key Responsibilities Lead the end-to-end data migration process from multiple legacy systems into NetSuite. Develop and execute a robust data cleansing strategy to ensure accuracy, consistency, and completeness across all acquired entities. Define data mapping, transformation, and validation rules in collaboration More ❯
Posted:

Data Specialist (Netsuite)

City of London, London, United Kingdom
Camino Search
company is embarking on a greenfield NetSuite implementation to unify operations and drive scalability. Key Responsibilities Lead the end-to-end data migration process from multiple legacy systems into NetSuite. Develop and execute a robust data cleansing strategy to ensure accuracy, consistency, and completeness across all acquired entities. Define data mapping, transformation, and validation rules in collaboration More ❯
Posted:

Senior .Net Developer

Birkenhead, Merseyside, United Kingdom
Hybrid / WFH Options
Maxwell Bond
in a high-impact transformation initiative that will define their future. What's in it for you? Want to work on 100% greenfield projects with no legacy systems? You've got it. Interested in collaborating with a team that values modern coding practices, standards, and innovation ? This is the place. Looking for clear opportunities to lead projects More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Azure Data Engineer

Leeds, West Yorkshire, United Kingdom
Hybrid / WFH Options
Tenth Revolution Group
Data Lake Storage to manage and optimise large datasets. Collaborating with data analysts, engineers, and business stakeholders to deliver clean, reliable data. Supporting the migration of legacy systems to a modern Azure-based architecture Ensuring best practices in data governance, security, and performance tuning Requirements: Proven experience with Azure Data Services (ADF, Synapse, Data Lake) Strong hands More ❯
Employment Type: Permanent
Salary: £55000 - £65000/annum
Posted:

DevOps Engineer with Security Clearance

Reston, Virginia, United States
The Swift Group
create and deploy the environments to further AI research via AWS cloud GPU compute and deploy stand-alone applications. You will also lead efforts to modernize legacy systems into a contemporary architecture format via Terraform. We value collaboration and innovation, and we're excited to have someone who enjoys problem-solving and is eager to learn new More ❯
Employment Type: Permanent
Salary: USD Annual
Posted:

Django Developer (Visa Sponsorship Available)

London, United Kingdom
Techwaka
of Participate in sprints & manage product backlog Define & build the architecture for greenfield projects Ensure that code is implemented using best practices and is well tested Maintain a legacy system until deprecation The Django Developer Must have: 2:1 Computer Science, Maths, Physics or Chemistry degree from a Red Brick UK or EU University Django Python PostreSQL An More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

SAP S/4HANA Data Migration Manager

South East, United Kingdom
Hybrid / WFH Options
Anson Mccade
S/4HANA implementations-ensuring data integrity, quality, and readiness for go-live. You'll work across functional and technical teams to deliver seamless transitions from legacy systems to modern cloud-based environments, particularly in enterprise-scale settings. What You'll Be Doing Managing the data workstream on large SAP S/4HANA programmes Leading the design More ❯
Employment Type: Permanent, Work From Home
Posted:

Full Stack Developer

Derby, Derbyshire, East Midlands, United Kingdom
Oscar Associates (UK) Limited
fit right in. The Role You'll play a key role in developing new features, building applications from the ground up, and supporting the migration of legacy systems to the latest version of .NET, including the use of containerisation. You'll also work closely with analysts and other developers to continuously improve product performance and user experience. More ❯
Employment Type: Permanent
Salary: £45,000
Posted:

Software Developer, Applications with Security Clearance

Camarillo, California, United States
Brandes Associates Inc
with Subject Matter Experts (SMEs) and internal/external teams for requirements gathering and support Revise, update, refactor and debug existing code while maintaining compatibility with legacy systems Optimize application performance and ensure code quality, security, and adherence to coding standards Develop comprehensive software design documentation and GUI updates throughout the SDLC Implement high-quality code primarily More ❯
Employment Type: Permanent
Salary: USD 90,000 Annual
Posted:

Senior Product Engineer

Gloucester, Gloucestershire, United Kingdom
Hybrid / WFH Options
EDF Energy
Active Directory. Familiarity with ITIL, DevOps practices, and Agile frameworks such as Scrum and SAFe will be highly valued. Additionally, experience integrating Microsoft 365 solutions with legacy systems or field operations tools, along with knowledge of service management platforms like ServiceNow, would be advantageous. If this sounds like you, we'd love to hear from you! Closing More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Lead Support Engineer, Bracknell

Bracknell, Berkshire, England, United Kingdom
IT Search & Select
processes. Collaborate on client solutions including Office 365, Azure, Hyper-V/VMware, firewalls, and more. Scope and assist in project rollouts—from onboarding new clients to upgrading legacy systems. What We’re Looking For: Proven experience in a 2nd/3rd Line Support role within an MSP or similar environment. Proven experience leading and mentoring other engineers. More ❯
Employment Type: Full-Time
Salary: £40,000 - £50,000 per annum
Posted:

Senior Software Engineer

Uxbridge, Middlesex, England, United Kingdom
Hybrid / WFH Options
Asset Resourcing Limited
Senior Software Engineer - Hybrid (1-2 days in HQ) - £ benefits This role will take ownership of a legacy product developed in Microsoft Access (Front End) and SQL. The successful candidate will maintain, document, and optimise the current product and then will - in due course (in partnership with a 3rd party) - design, develop, and implement reusable C# services and … based platform. Maintain and optimise the existing Access database, ensuring its reliability and efficiency. Produce comprehensive, high-level technical documentation, ensuring code is well-commented and maintainable. Rewrite legacy services to ensure they are modular and reusable in future system developments. Review and refine the SQL database, focusing on building a robust relational database model. Senior Software Engineer … the wider Microsoft technology stack/C# and .NET. Business process analysis and optimisation experience. Senior Software Engineer (Access Developer) - Skills and qualifications: Skilled in managing legacy systems while facilitating modernisation efforts. Strong documentation and communication skills. Ability to work independently and collaboratively across hybrid work environments. In return for joining, you will be provided with industry More ❯
Employment Type: Full-Time
Salary: £65,000 - £70,000 per annum
Posted:

IT Manager

London, South East, England, United Kingdom
Hybrid / WFH Options
Absolute Recruit
services, and user platforms aligned with business needs • Manage relationships with internal teams and third-party IT providers ensuring high-quality service delivery • Support migration from legacy systems (particularly Citrix) to modern desktop environments • Oversee IT operations including systems availability, team performance, hardware lifecycle, and incident resolution • Liaise with UK and international office stakeholders to meet More ❯
Employment Type: Full-Time
Salary: £55,000 - £58,000 per annum
Posted:

Principal Engineer (ECommerce & Digital)

London, United Kingdom
Hybrid / WFH Options
WeAreTechWomen
for our non-differentiating needs) and a handful of legacy applications we are actively modernising, all integrated with each other and other areas of the business. These systems must be highly available, resilient, performant, secure, adaptable and scalable, enabling us to serve our customers at all times and respond quickly to evolving customer and business needs Find … ways of working and team maturity to deliver optimal engineering capabilities. A key objective of the role is to revisit some of our first generation microservices and remaining legacy tech in this area, as well as to extend our digital tech into our stores. To do this you will collaborate closely with key stakeholders such as Product Leads … event based, broker models). Knowledge/experience of techniques used to improve the resilience, performance, security and evolvability of complex systems. Experience of applying techniques from Lean and Systems Thinking. Desirable skills/experience you may have ECommerce or Retail experience Working with legacy systems Will have been a hands-on software engineer for part More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Data Architect

Manchester, United Kingdom
Uniting Ambition
the design, governance, and continuous improvement of our enterprise-grade data platforms. You’ll play a key role in enabling business success through modern, compliant, and well-architected data systems—aligned to frameworks such as TOGAF or Zachman. Key Responsibilities Design and implement hybrid data architectures (cloud and on-prem) to support business strategy. Lead data governance initiatives, including … metadata management, data quality, and policy enforcement. Identify and address areas of technical debt within data systems, driving long-term sustainability and agility. Collaborate with cross-functional teams to define and enforce architectural and data standards. Provide architectural oversight during project delivery and ensure compliance with regulatory frameworks. Translate business requirements into scalable, maintainable technical solutions. Stay abreast of … such as TOGAF or Zachman. Experience implementing data governance frameworks, including data stewardship and data cataloguing. A track record of identifying and removing technical debt from legacy systems and data environments. Background in regulated industries (e.g. financial services, energy, healthcare). Excellent communication skills and ability to engage with both technical and business stakeholders. If this sounds More ❯
Employment Type: Permanent
Salary: £80000 - £90000/annum
Posted:

ICT & MIS Officer

City, Cardiff, United Kingdom
Brook Street
Are you a proactive IT professional with a passion for maintaining robust information systems? We're looking for an enthusiastic and collaborative IT & MIS Officer to support and enhance core technology across a growing Wales-based organisation. About the Role In this varied and hands-on role, you'll maintain and improve internal IT infrastructure and Management Information Systems. … Salary: 30,000 Key Responsibilities Maintain and support Microsoft Exchange Server, Windows Server, domain controllers, Active Directory, DNS, DHCP, and Group Policy Oversee and maintain SQL Server-based internal systems, including stored procedures, views, and user access Administer user accounts, security permissions, backups, and regular updates across infrastructure Generate and run business reports to meet operational and regulatory requirements … Policy SQL Server administration, including reports, stored procedures, and database maintenance Reporting tools such as SSRS or Crystal Reports Hybrid cloud/on-premise environments Troubleshooting legacy systems (e.g., ASP.NET, VB.NET) Excellent communication skills in English, both written and oral Strong attention to detail, time management, and organisational skills Analytical, proactive, and solutions-focused mindset Willingness to More ❯
Employment Type: Permanent
Salary: GBP 30,000 Annual
Posted:

ICT & MIS Officer

Cardiff, South Glamorgan, United Kingdom
Brook Street
Are you a proactive IT professional with a passion for maintaining robust information systems? We're looking for an enthusiastic and collaborative IT & MIS Officer to support and enhance core technology across a growing Wales-based organisation. About the Role In this varied and hands-on role, you'll maintain and improve internal IT infrastructure and Management Information Systems. … Salary: £30,000 Key Responsibilities Maintain and support Microsoft Exchange Server, Windows Server, domain controllers, Active Directory, DNS, DHCP, and Group Policy Oversee and maintain SQL Server-based internal systems, including stored procedures, views, and user access Administer user accounts, security permissions, backups, and regular updates across infrastructure Generate and run business reports to meet operational and regulatory requirements … Policy SQL Server administration, including reports, stored procedures, and database maintenance Reporting tools such as SSRS or Crystal Reports Hybrid cloud/on-premise environments Troubleshooting legacy systems (e.g., ASP.NET, VB.NET) Excellent communication skills in English, both written and oral Strong attention to detail, time management, and organisational skills Analytical, proactive, and solutions-focused mindset Willingness to More ❯
Employment Type: Permanent
Salary: £30000/annum hybrid working, flexible hours
Posted:

Mainframe Developer

United Kingdom
Montash
Date: ASAP – 19/12/25 Contract Length: 3 Months Work Location: Remote IR35 Status: Outside IR35 Join a critical public sector transformation project focused on decommissioning legacy mainframe systems. Urgently seeking an experienced Mainframe Developer with strong ICL VME & COBOL skills to support the migration of essential services (including payroll) off mainframe before an end-of … COBOL Support the migration of codebases into Windows DLL equivalents Work with existing scripts to ensure functionality is retained and transitioned effectively Provide technical expertise in legacy systems decommissioning Collaborate with internal teams to troubleshoot and validate transitions in a high-pressure, time-sensitive environment Assist in GNU-based IBM tooling if experienced Skills & Experience Required: Strong … hands-on experience with ICL VME mainframe systems Strong expertise in COBOL, analysing and reworking legacy business logic Understanding of mainframe-to-modern transitions Desirable: Experience with GNU on IBM environments Public sector experience More ❯
Posted:

Information Security & Compliance Officer

Meriden, Coventry, West Midlands, England, United Kingdom
Recruit4Talent
Compliance team, you will play an instrumental role in maintaining and enhancing our security controls across Microsoft Azure, Office 365, and during the migration of our legacy systems to the Microsoft cloud. Your responsibilities will include: Evaluate and enhance existing IT systems, management procedures, and security protocols to ensure robust protection. Oversee ISO 27001 and other More ❯
Employment Type: Full-Time
Salary: £25,000 - £35,000 per annum
Posted:

Information Security & Compliance Officer

Meriden, Warwickshire, United Kingdom
Recruit4Talent
Compliance team, you will play an instrumental role in maintaining and enhancing our security controls across Microsoft Azure, Office 365, and during the migration of our legacy systems to the Microsoft cloud. Your responsibilities will include: Evaluate and enhance existing IT systems, management procedures, and security protocols to ensure robust protection. Oversee ISO 27001 and other More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Software Developer -

Borehamwood, Hertfordshire, United Kingdom
DCA Recruitment
company based in Borehamwood, seeking an experienced Software Developer to join our team in progressing the development of our bespoke software and supporting the migration of legacy systems to the new architecture. As a key member of our team, the Software Developer will play a pivotal role in shaping the platform and services that support a suite … of mobile and web applications. Your responsibilities will include designing and developing robust, scalable, and secure backend systems, providing technical expertise across multiple squads, and defining and enforcing standards to ensure their integrity and compliance. Software Developer - Required Skills and Experience Good knowledge of .Net Framework and .Net Core Develop applications using C# Experience with Web Services, REST API More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Software Developer

Wirral, Merseyside, United Kingdom
Searchability (UK) Ltd
call on (phone number removed). Who We Are: We're a tight-knit development team focused on building and maintaining robust internal and client-facing software platforms. Our systems are designed for real-time access, ease of use, and user-driven decision-making, supported by web and mobile applications. We value independent thinking, clean code, and the continuous … as C#, ASP.Net Core, SQL and Blazor. You'll contribute to the development of new features, enhancements, and system fixes, while also helping to reverse engineer legacy systems to improve performance and maintainability. You'll work within a Kanban workflow and use Azure DevOps for source control and task management. The ideal candidate can work independently, write More ❯
Employment Type: Permanent
Salary: £35000 - £40000/annum
Posted:

GCP Data Engineer

City of London, London, United Kingdom
Tenth Revolution Group
in Central London. This is a hybrid role, requiring 2-3 days per week in the office. This is a modern, digitally native business with no legacy systems - a rare opportunity to work in a clean, forward-thinking tech environment. You'll be joining a dynamic and fast-paced team that values innovation, adaptability, and continuous improvement. … GCP subject matter expert, with direct support from Google Contribute to the adoption of AI and emerging technologies post-migration Thrive in a fast-evolving environment with minimal legacy constraints Requirements : Proven experience as a Data Engineer. Hands-on experience with cloud migrations (on-prem to cloud or cloud-to-cloud). Strong knowledge of GCP, including BigQuery. More ❯
Employment Type: Permanent
Salary: £55000 - £75000/annum
Posted:

Google Cloud Data Engineer

City of London, London, United Kingdom
Tenth Revolution Group
in Central London. This is a hybrid role, requiring 2-3 days per week in the office. This is a modern, digitally native business with no legacy systems - a rare opportunity to work in a clean, forward-thinking tech environment. You'll be joining a dynamic and fast-paced team that values innovation, adaptability, and continuous improvement. … GCP subject matter expert, with direct support from Google Contribute to the adoption of AI and emerging technologies post-migration Thrive in a fast-evolving environment with minimal legacy constraints Requirements : Proven experience as a Data Engineer. Hands-on experience with cloud migrations (on-prem to cloud or cloud-to-cloud). Strong knowledge of GCP, including BigQuery. More ❯
Employment Type: Permanent
Salary: £55000 - £75000/annum
Posted:

Data & Reporting SRE

London, United Kingdom
Hybrid / WFH Options
ZILO
truly flexible and designed to transform any business at scale. We've created a unified platform that adapts to diverse needs, offering the scalability and reliability legacy systems simply can't match. At ZILO, our DNA is built on Character, Creativity, and Craftsmanship. We face every challenge with integrity, explore new ideas with a curious mind, and … Flink, Kafka, and Python. You'll act as the first line of defense for data-related incidents , rapidly diagnose root causes, and implement resilient solutions that keep critical reporting systems up and running. Incident Management & Triage Serve as on-call escalation for data pipeline incidents, including real-time stream failures and batch job errors. Rapidly analyze logs, metrics, and More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:
Legacy Systems
10th Percentile
£45,000
25th Percentile
£52,500
Median
£65,000
75th Percentile
£78,750
90th Percentile
£95,000