26 to 50 of 79 Legacy Applications Jobs in England

Flexible Role Overview We are seeking an experienced Senior Test Environment & Platform Manager to support a major enterprise technology transformation, moving from a legacy monolithic landscape towards a modern microservices-based architecture using Java, Kafka and OpenShift . This is a highly technical Test Environment Management position combining … Work closely with architects, engineering teams, developers, QA and delivery squads to understand environment requirements. Ensure environments can effectively support both legacy applications and new microservices-based services. Define environment standards, processes, governance and operating models. Environment & Platform Management Support the design, provisioning, configuration, maintenance and decommissioning ...

Oversee technical aspects of regional EMEA, APA, and LATAM corporate hierarchy and limits applications Maintain secure, resilient, and highly available critical systems Contribute to modernization of mainframe-based systems toward scalable, cloud-aligned architectures Maintain and enhance COBOL/DB2-based applications Advance distributed, API-driven, and event … COBOL, JCL, CICS, and DB2 Proven track record of maintaining and enhancing mission-critical enterprise systems Demonstrated ability to analyze complex legacy applications and identify modernization opportunities Excellent problem-solving, debugging, and communication skills Growth mindset with a strong desire to expand skills into distributed systems ...

engineering capability across teams.Help engineers to grow and solve engineering blockers. About You 5+ years of experiencedesigning and delivering enterprise level cloud‐based web applications and services, gained as a hands‐on Technical Architect, Principal Engineer, Lead Engineer or in a similar senior technical role. Able to communicate complex … operation of live services. Desirable experience Experienced working in a regulated,public‐sector,or safety‐critical environment. Experienced modernising or replacing legacy applications whilst continuing to support live services. Experienced designing solutions that use AI,automation,or intelligent services appropriately and securely. Relevant Microsoft Azure certifications. Additional ...

worked remotely As an Application Packaging Engineer, you will join a specialist engineering team responsible for the technical discovery, packaging, and deployment of applications across enterprise endpoints using Intune and Microsoft Configuration Manager (MECM/SCCM). This is a hands-on technical role requiring demonstrable expertise Role & Responsibilities … packages using MasterPackager (MSI), Microsoft App-V Sequencer, PowerShell, and PowerShell Application Deployment Toolkit (PSADT). Legacy Repackaging - Repackage legacy applications for deployment to modern platforms such as Intune and Windows 365. Application Deployment - Deploy and test applications using Intune, Citrix, and SCCM ...

worked remotely As an Application Packaging Engineer, you will join a specialist engineering team responsible for the technical discovery, packaging, and deployment of applications across enterprise endpoints using Intune and Microsoft Configuration Manager (MECM/SCCM). This is a hands-on technical role requiring demonstrable expertise Role & Responsibilities … packages using MasterPackager (MSI), Microsoft App-V Sequencer, PowerShell, and PowerShell Application Deployment Toolkit (PSADT). * Legacy Repackaging - Repackage legacy applications for deployment to modern platforms such as Intune and Windows 365. * Application Deployment - Deploy and test applications using Intune, Citrix, and SCCM ...

worked remotely As an Application Packaging Engineer, you will join a specialist engineering team responsible for the technical discovery, packaging, and deployment of applications across enterprise endpoints using Intune and Microsoft Configuration Manager (MECM/SCCM). This is a hands-on technical role requiring demonstrable expertise Role & Responsibilities … packages using MasterPackager (MSI), Microsoft App-V Sequencer, PowerShell, and PowerShell Application Deployment Toolkit (PSADT). * Legacy Repackaging - Repackage legacy applications for deployment to modern platforms such as Intune and Windows 365. * Application Deployment - Deploy and test applications using Intune, Citrix, and SCCM ...

trade and asset servicing operations across global financial markets. You will play a key role in the design, development and enhancement of enterprise-grade applications used to manage complex asset servicing processes, corporate actions, income processing, custody operations and client reporting. Working within an Agile delivery environment, you will … fellow engineers to deliver innovative solutions that improve operational efficiency, client experience and platform scalability. Responsibilities Design, develop and maintain scalable full stack applications using Java and React. Build and enhance microservices and RESTful APIs supporting Asset Servicing platforms. Develop responsive user interfaces using React, TypeScript and modern front ...

systems into modern Java/Angular solutions. Design, build, and optimise backend services using Java, Spring Boot, and SQL. Develop responsive frontend applications with Angular, RxJS, and NgRX. Implement CI/CD pipelines and DevOps best practices. Collaborate with business stakeholders to translate requirements into scalable solutions. … Maintain high code quality through testing, automation, and peer reviews. Support multiple applications within a complex platform environment. Must-Have Skills Java 11+ (Java 17+ preferred) Spring Boot Angular 14+ (Angular 18 preferred) Strong SQL expertise RxJS and NgRX Docker Git CI/CD and DevOps practices Experience working ...

scale technology environment. Working as part of an Agile Scrum team, you'll contribute to the design, development, and enhancement of modern Java-based applications, helping to drive the transformation of critical business systems. Key Responsibilities Develop and maintain Java applications using modern engineering practices. Design and build … quality-first engineering culture. Collaborate with Product Owners, Architects, Developers, and Test Engineers within Agile delivery teams. Support the modernisation of legacy applications and services. Contribute to technical design discussions and code reviews. Follow CI/CD and DevOps best practices to ensure reliable delivery. Essential Skills ...

building new user-facing features across a modern SaaS platform. At the same time, you'll help support and enhance a number of existing applications built in Vue.js, making it essential that you're comfortable working across both technologies. This role would suit an experienced frontend engineer who enjoys … solving complex UI challenges, writing clean and maintainable code, and collaborating closely with Product, Design, and Engineering teams. Skills Strong commercial experience developing frontend applications with React Previous experience working with Vue.js and confidence supporting legacy applications Strong JavaScript and/or TypeScript skills Excellent knowledge ...

APIs using C# and modern .NET/ASP.NET Core. Contribute to architectural decisions across backend services, integrations and data. Modernise legacy applications into scalable, maintainable web-based solutions. Collaborate with cross-functional teams to deliver robust technical solutions. Promote engineering best practices, including automated testing, code quality … systems. Solid SQL and relational database knowledge. Strong understanding of software design principles, dependency injection and automated testing. Experience working on complex or legacy software modernisation projects. Excellent communication skills with the ability to influence technical decisions. Desirable Skills Docker and Kubernetes. PostgreSQL, Redis or Elasticsearch. GraphQL. RabbitMQ ...

/CD pipelines and implement Infrastructure as Code. Senior Cloud Platform Engineer-SC Security Clearance-Essential Experience Proven experience in Build and Migration of Applications and Services to Public Cloud Platforms, Operation and Deployment of DevSecOps tooling and development of infrastructure as code using Terraform or Bicep. Deep understanding … Cloud Security principles and Zero Trust Architectures. Deep technical knowledge of Microsoft Azure, Building Cloud Platforms, Migrating Applications to Cloud Platforms. Agile Delivery using standard DevSecOps toolchains Knowledge of NCSC, GDS, and UK government security frameworks, including Secure by Design, Cloud Security Principles, Government Functional Standards, and the Technology ...

application modernisation programme within a leading financial services organisation. The role will define and implement enterprise-scale Azure and Google Cloud architectures, supporting legacy application migration, banking platform modernisation and the adoption of secure cloud-native services. The successful contractor will combine strong architectural thinking with the practical ...

products, sell them through our own e-commerce platform and ship them from our own warehouse. Behind the website sits a set of internal applications connecting orders, stock, finance, fulfilment and manufacturing, alongside a growing number of marketplaces and third-party services. We are replacing those legacy internal applications with a new cloud-native platform: independently deployable services that will become the single integration layer between the website, finance, warehouse and manufacturing, and a foundation for AI-assisted automation across the business. This role is a core builder of that platform. You will join ...

FTC. This role will be accountable for planning, leading and controlling the successful transition from existing systems to new systems across a complex enterprise applications environment. The role will establish and manage the cutover strategy, detailed runbooks, readiness criteria, control approach, stakeholder engagement and execution governance required to deliver … What we are looking for Experience with Workday, Dynamics 365, finance, HR or other enterprise SaaS implementations Experience coordinating decommissioning of legacy applications, including archive, access, reporting and audit considerations Knowledge of data migration, integration validation, service transition and operational readiness practices Experience using project delivery ...

FTC. This role will be accountable for planning, leading and controlling the successful transition from existing systems to new systems across a complex enterprise applications environment. The role will establish and manage the cutover strategy, detailed runbooks, readiness criteria, control approach, stakeholder engagement and execution governance required to deliver … What we are looking for Experience with Workday, Dynamics 365, finance, HR or other enterprise SaaS implementations Experience coordinating decommissioning of legacy applications, including archive, access, reporting and audit considerations Knowledge of data migration, integration validation, service transition and operational readiness practices Experience using project delivery ...

ambiguity. You care more about solving the problem effectively than being strictly tied to one programming language. Bonus Points Experience migrating legacy applications (e.g., Ruby/Python to Rust). Contributions to open-source projects in Rust, Ruby, or Python. Familiarity with WebAssembly (Wasm). … Randstad Technologies Ltd is a leading specialist recruitment business for the IT & Engineering industries. Please note that due to a high level of applications, we can only respond to applicants whose skills & qualifications are suitable for this position. No terminology in this advert is intended to discriminate against ...

estate. This organisation is investing heavily in modernising its technology environment, including the implementation of Dynamics 365, Microsoft Fabric and the replacement of legacy systems. You'll join an established transformation team and act as the key Solutions Architect, helping define how systems, platforms and integrations fit together … across Dynamics 365, Azure, Power Platform, Microsoft Fabric and wider enterprise systems * Design integrations and support the migration and decommissioning of legacy applications * Work with development teams, technical specialists and external suppliers to turn architecture into deliverable solutions * Provide technical leadership while helping shape the longer-term ...

ROLE As an Tech Lead on the AWS Cloud Migration, you will provide technical leadership across the refactoring of legacy applications for a Tech Debt programme. Embedded alongside client teams and a broader programme network, you will guide technical design, ensure architectural alignment, and assure the quality … Assurance: Reviewing and assuring the quality of critical technical artefacts, codebases, and architectural documentation. Refactoring Strategy: Guiding the architectural breakdown and refactoring of legacy technical debt into modern, scalable cloud components. Cross-Functional Collaboration: Partnering directly with client teams, specialists, and external suppliers across a large-scale programme ...

distributed system on Kubernetes Participate in the entire application lifecycle, focusing on coding and debugging Manage cutting-edge technologies to improve legacy applications Collaborate with Front-end developers to integrate user-facing elements with server side logic Gather and address technical and design requirements Follow emerging technologies … onboarding process for new customers, providing guidance and support to ensure successful integration of their existing and future systems Optimizing the performance of applications for full-scale production deployments Required Qualifications: Bachelor’s degree in computer programming, computer science, or a related field Strong technical communication skills, and ability ...

delivery of a significant strategic transformation programme, focusing on both the implementation of a new strategic platform and the analysis of legacy applications as part of a wider technology modernisation initiative. You will work closely with business stakeholders, operational teams, technology partners, and project resources to ensure … Analysis, Process Improvement, Change or Transformation roles - max experience up to 7-8 years Experience within Commodities is a must Experience working with legacy systems Platformmigration experience Financial services experience Experience gathering and documenting business requirements, process maps, and stakeholder needs. Good understanding of operational process ...

application modernisation programme within a leading financial services organisation. The role will define and implement enterprise-scale Azure and Google Cloud architectures, supporting legacy application migration, banking platform modernisation and the adoption of secure cloud-native services click apply for full job details ...

Capability to translate business needs into technical solutions and explain technical constraints in business terms Willing to understand and work on legacy applications when required Preferred Qualifications Prior experience with other financial risk stack platforms such as SecDB, Quartz, or Athena Knowledge of rates products including Swaps ...

design and engineering decisions. This is a hands-on role focused on building new products and capabilities, not just maintaining legacy applications, working within our global engineering organisation. The role offers a clear progression path into Staff Engineer or Lead Engineer positions! Responsibilities Lead the delivery ...

Capability to translate business needs into technical solutions and explain technical constraints in business terms Willing to understand and work on legacy applications when required Preferred Qualifications Prior experience with other financial risk stack platforms such as SecDB, Quartz, or Athena Knowledge of rates products including Swaps ...