1 to 25 of 37 Legacy Applications Jobs in England

work within a high-performing, collaborative team that delivers critical solutions for the digital face of Disney Parks and Resorts. From contributing to the migration of legacy applications to .NET frameworks, to proactively improving the technology stack, your work will have a direct impact on the guest experience and Disney's global reach. What You Will Do … system issues using appropriate logging and diagnostic tools. Exploring and evaluating emerging technologies to keep our platform at the forefront of innovation. Supporting the transition from legacy applications to ASP.NET MVC 5 and .NET Core-based architectures. Identifying and implementing technical improvements to enhance performance, reliability, and scalability. Training & Professional Development At Disney, we place great emphasis … including query performance optimisation. Familiarity with CI/CD pipelines and build tools such as TeamCity, GitLab, Cake, or Octopus Deploy. Competent in debugging and resolving performance bottlenecks across applications and databases. Solid understanding of modern web technologies including HTML, JavaScript, and CSS. Ability to identify and implement areas for improvement across codebase and workflow. Methodical approach with the More ❯

whilst also working with Product Owners, developers, and external stakeholders to define and work towards achievable goals. Here's What You Can Expect To Be Doing Building .NET Core applications Migrating legacy applications to .NET Core (Ruby and/or VB experience would be an advantage but not required) Working towards a service driven architecture Working More ❯

BizTalk Configuration, Transformations and JSON based Messaging. • Experience on an recent BizTalk versions including 2013. • Strong knowledge of integration patterns specially in integrating Portals/SSO, legacy applications, B2B Applications, external partners using BizTalk. • Strong command on various BizTalk components like BRE and BAM and should have expertise in developing custom Schemas, Pipelines, Mapping, Orchestrations, Itineraries More ❯

a Data Engineer who would like to work with Microsoft Fabric supporting a companys digital transformation by building robust and scalable data infrastructure? Our client will move from legacy to Microsoft Fabric with OneLake, Azure Data Factory and Azure Data Lake and you can be a key part of this move. THE OPPORTUNITY In this role of Data … understand data requirements and define data needs. Identify the data then design and maintain data pipelines using Microsoft Fabric (OneLake etc) and Azure Data Factory that integrate to other applications including ERP. This data will be provided to a BI Analyst to create dashboards etc with Power BI. Integrate data from various applications such as ERP, IoT devices … and external sources Implement data validation, cleansing and quality assurance protocols Support existing Jitterbit ETL/legacy applications while Microsoft fabric is implemented Ensure the correct data enables the business to make better data led decisions Help transition from legacy ETL to Microsoft Fabric. Have the opportunity to change the data landscape and shape the More ❯

internal delivery teams to ensure our solutions meet the business requirements and are delivered to our clients principles, standards and best practices. ROLE RESPONSIBILITIES Migration of legacy applications to modern container-based microservice architectures Delivering to deadlines working in a Scrum methodology, using effective time management skills Use excellent communication and documentation skills, in a role which More ❯

the UK government. Accenture provides e2e Business Transformations, not just technical solutions to point business challenges. Help design and deliver ground-breaking cloud solutions - from migrating legacy applications onto Cloud, to building innovative, new cloud-native applications. Provide solutions to real world problems facing the UK government, working at the forefront of the most topical areas. Lead … clients in more than 120 countries, Accenture brings continuous innovation to help clients improve their performance and create lasting value across their enterprises. Visit us at Closing Date for Applications: 30/09/25 Accenture reserves the right to close the role prior to this date should a suitable applicant be found Locations London Manchester Additional Information Equal More ❯

role based in Newcastle upon Tyne) As an Engineering Manager within the Auction Delivery Team, you'll lead and support a high-performing group of engineers working across legacy and modern PHP-based systems. You'll shape technical direction, elevate engineering standards, and drive a phased migration to scalable, cloud-native solutions using AWS. This is a hands … Advanced knowledge of PHP (7.x/8.x), Laravel, and Composer. Strong hands-on experience with AWS (EC2, S3, Lambda, CodePipeline, IAM, etc.). Demonstrated experience modernising legacy applications and managing microservices. Agile leadership (Scrum/Kanban) with excellent collaboration and communication skills Stakeholder engagement and cross-functional project delivery Experience working with SaaS platforms or high-scale … applications is desirable Next steps We would love to hear from you if you are interested in this opportunity! Once you have clicked apply and submitted your application, if successful, a member of the Recruitment team will be in touch to chat more! We encourage people of all backgrounds, identities and abilities to apply. We are committed to creating More ❯

week in office) About the Role We're looking for an experienced and technically confident 2nd/3rd Line Application Support Analyst to support a suite of critical legacy business applications. In this role, you'll play a key part in keeping our systems stable, secure, and reliable while we … modernise our technology estate. This is an excellent opportunity for someone who thrives in complex environments, has a strong grasp of SQL, and enjoys digging deep into long-standing applications that remain essential to business operations. With progressional pathway to lead/management of the team. Key Responsibilities Provide advanced 2nd and 3rd line support for a portfolio of … 3rd line support role, preferably within a complex enterprise environment. Strong hands-on experience with SQL - writing queries, analysing data, and troubleshooting database issues. Experience supporting legacy applications and understanding their constraints and risks. Familiarity with Windows-based systems, application servers, and basic networking concepts. Experience with ticketing systems (e.g. Jira, ServiceNow) and ITIL practices. Ability to More ❯

future of their technology landscape. This is a great opportunity for someone who's passionate about technology and problem-solving someone who enjoys building new solutions and modernising legacy applications. You'll be joining a fast-moving, agile, and dynamic team focused on continuous improvement. This is not a people management position, but a position to lead technically. More ❯

evaluation of effort and carries out impact analysis of requested change, clearly identifying issues, risks, assumptions, and dependencies Examine the 'As Is' and 'To Be' states of products and applications to perform gap analysis Accountable to regularly analyse the functionality and performance of legacy applications and products in collaboration with business owners, product owners and technical … in supporting the discovery, design, build and delivery of business and technology solutions for projects Demonstrate 'system analysis' skills required to identify impacts of changes, including understanding of legacy back-end systems, APIs, database structures and system functional logic. Includes experience of liaising with developers, testers, designers, and architects to help shape solutions Ability to identify and manage More ❯

You will collaborate closely with the wider Development team to discuss client requirements and drive continuous innovation in app functionality and design. Additionally, you'll work with existing web applications, adapting them for mobile platforms. Your expertise will influence application architecture decisions and the adoption of the newest mobile technologies. Throughout, you will ensure that both new and legacy applications meet quality standards and remain compliant with ISO 27001. Role requirements React Native C# .Net/JavaScript The Company The company is in the SaaS industry used by many clients with offices in the North and South area. Apply now! If you are a talented Mobile Application Developer looking to become part of a team focused More ❯

Commerce & Digital is a domain-driven microservice architecture hosted on an award winning digital platform, composable SaaS (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 … 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 … 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 of their career. Engineering management role, working across multiple teams or architecture role working across a large part More ❯

maintaining the Java support library, integrating new libraries, customizing solutions, and building automation around processes. What You'll Need to Do: Design Java solutions for modernizing legacy applications Problem solving, including assisting others Write well-designed, testable code Deliver solutions within fast-paced project cycles Focus mainly on technical/coding activities, with occasional team coaching Development More ❯

vital to our business. Our systems are built on a domain-driven microservice architecture hosted on an award-winning digital platform, utilizing composable SaaS solutions and legacy applications that are actively being modernized. These systems must be highly available, resilient, performant, secure, adaptable, and scalable to meet customer needs and business agility. Learn more about being a … roadmap for John Lewis E-Commerce & Digital with business objectives. Influence operational decisions, team management practices, and engineering practices to ensure they support the broader Partnership strategy. Revisit legacy microservices and technology, extending digital tech into stores. Collaborate with stakeholders including Product Leads, Delivery and Operations Managers, Infrastructure Leads, and Architects, as well as other Principal Engineers and … Techniques to enhance system resilience, performance, security, and evolvability. Experience applying Lean and Systems Thinking techniques. Desirable skills/experience E-Commerce or Retail experience. Experience working with legacy systems. Hands-on software engineering background. Experience in engineering management or enterprise architecture roles. Next Steps Complete the application form with CV upload and questions. Refresh the page to More ❯

enhancing user experience and ensuring security and scalability. This role will also support the transition to a modern workplace environment, deploying VDI solutions, and managing the seamless deployment of applications to 'low-bandwidth' operational sites. Main responsibilities In this role you'll: Design and implement VDI solutions that meet business needs and enhance user experience. Manage and deploy applications … user experience with VDI by optimising performance and ensuring security and scalability. Monitor and manage VDI environments to ensure high uptime and reliability. Reduce reliance on legacy applications by supporting modern virtualization technologies. Collaborate with other IT teams and stakeholders to ensure alignment and support for VDI initiatives. To be successful in this role you'll need … accreditations/certifications such as ITIL, PMP, Prince2, TOGAF, PMBOK, Azure etc. An in-depth knowledge of VDI technologies and best practices. A detailed understanding and experience of deploying applications to production environments. A knowledge of security and compliance standards relevant to VDI. Language: English (Fluent). Desirable: Second European Language (preferred) Excellent written and verbal communication skills with More ❯

business productivity & efficiency.The technology currently supporting John Lewis shops and contact centres is a blend of commercially available third-party platforms, bespoke in-house systems, and legacy applications that we are actively modernising, all interconnected through complex integrations with each other and other areas of the business. Find out more about being a Software Engineer in the …/or scalability of systems. Experience of applying techniques from Lean and Systems Thinking. Desirable skills/experience you may have Retail or Contact Centre experience Working with legacy systems Will have been a hands-on software engineer for part of their career. Engineering management role, working across multiple teams or architecture role working across a large part More ❯

hands-on experience with the implementation with at least one of: Salesforce ClickSoftware Solutions Enterprise CRM, ERP and order management software such as, SAP, Oracle and legacy applications Strong desire to work both in design and in hands-on implementation modes in the delivery of solutions. Excellent written and verbal communication skills in English. Experience with Agile More ❯

internal and external), load balancing (open source and cloud-native), and the secure integration of certificates and secrets management. Support engineering teams in refactoring and containerising legacy applications using standard microservices frameworks (e.g., Spring Boot, Quarkus) and Kubernetes standard methodologies. Provide guidance on container standards, CI/CD integration, and scalable deployment patterns to enable efficient modernisation More ❯

and sub-system levels. Within this role you will be exposed to several different vehicles and systems. There will be a mixture of new development, maintaining legacy applications and specifying requirements for externally developed equipment. AT THE COAL FACE/TASKS/RESPONSIBILITIES Design and implement software solutions. Support the overall system design process to ensure optimal More ❯

and sub-system levels. Within this role you will be exposed to several different vehicles and systems. There will be a mixture of new development, maintaining legacy applications and specifying requirements for externally developed equipment. AT THE COAL FACE/TASKS/RESPONSIBILITIES Design and implement software solutions. Support the overall system design process to ensure optimal More ❯

across our omnichannel businessThe technology supporting John Lewis Commercial is a blend of commercially available third-party platforms, bespoke in-house systems, and tightly coupled mainframe legacy applications, all interconnected through integrations with other areas of the business. These systems must not only be highly resilient but also adaptable, enabling us to enhance operational efficiency and respond More ❯

John Lewis shops and contact centres deliver a market-leading omnichannel customer experience. The technology supporting them includes third-party platforms, bespoke in-house systems, and legacy applications, all interconnected and undergoing modernization. Learn more about being a Software Engineer in the Partnership and the technologies we use. At a glance Contract type: Permanent Salary … and integration patterns. Techniques to enhance system resilience and scalability. Experience applying Lean and Systems Thinking. Desirable skills/experience Retail or Contact Centre experience. Experience working with legacy systems. Hands-on software engineering experience. Engineering management or enterprise architecture experience. Next Steps Complete the application form with CV upload and questions, refreshing the page as needed. Successful More ❯

responsibilities: Solution & Architecture Design Define end-to-end cloud architectures aligning with business and technology objectives. Develop strategies for cloud adoption, migration, and modernization, ensuring seamless transitioning from legacy systems. Design and implement multi-cloud, hybrid cloud, or cloud- architectures for scalability and resilience. Provide architectural guidance on security, compliance, and governance in cloud solutions. Collaborate with stakeholders … retrieval mechanisms across cloud-based databases, preferably Azure CosmosDB, Neo4j Graph DB (or similar technology e.g., Amazon RDS, Azure SQL, BigQuery, NoSQL). Application Architecture & Security Architect microservices-based applications, ensuring modular, scalable, and API-first designs Design and implement application security controls, including IAM, Zero Trust models, encryption, and API security best practices. Define logical and conceptual application … to request an adjustment. We welcome requests prior to you completing the application and at any stage of the recruitment process. Next Steps Due to a high volume of applications, we will be unable to contact each applicant individually on the status of their application. If you have not received a direct response within 30 days, then it should More ❯

Role : Enterprise Architect- Applications Job type : Permanent, full-time Salary : £115K Industry - Music – Music Rights Management, Copyright Location : London – Hybrid (2-3 days per week in office) Team : Enterprise Architecture Purpose : Our client is seeking an experienced Enterprise Architect focusing on Applications to develop the applications strategy, roadmaps, and architecture, playing a crucial role in delivering business … and technology strategies. Sitting within the Enterprise Architecture team, you will be responsible for translating the business strategy and business architecture into an applications strategy and roadmaps with supporting artefacts e.g. architectural landscapes, insights, principles and standards. You will collaborate closely with stakeholders, including the executive team (ELT), senior leadership team (SLT), other enterprise architects, business architects, analysts & product … knowledge of enterprise systems such as CRM, Finance, HR, and integration platforms. •Strategic leader with a strong track record of delivering practical, value-driven solutions. •Experienced in modernising legacy application estates using scalable methods (e.g., microservices for differentiating capabilities). •Skilled in applying pragmatic, right-sized governance and assurance to support delivery. •Strong negotiator and problem solver with More ❯

Role : Enterprise Architect- Applications Job type : Permanent, full-time Salary : £115K Industry - Music - Music Rights Management, Copyright Location : London - Hybrid (2-3 days per week in office) Team : Enterprise Architecture Purpose : Our client is seeking an experienced Enterprise Architect focusing on Applications to develop the applications strategy, roadmaps, and architecture, playing a crucial role in delivering business … and technology strategies. Sitting within the Enterprise Architecture team, you will be responsible for translating the business strategy and business architecture into an applications strategy and roadmaps with supporting artefacts e.g. architectural landscapes, insights, principles and standards. You will collaborate closely with stakeholders, including the executive team (ELT), senior leadership team (SLT), other enterprise architects, business architects, analysts & product … knowledge of enterprise systems such as CRM, Finance, HR, and integration platforms. •Strategic leader with a strong track record of delivering practical, value-driven solutions. •Experienced in modernising legacy application estates using scalable methods (e.g., microservices for differentiating capabilities). •Skilled in applying pragmatic, right-sized governance and assurance to support delivery. •Strong negotiator and problem solver with More ❯