14 of 14 Permanent Legacy Applications Jobs in the UK excluding London

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 More ❯

JSON based Messaging. Experience on recent BizTalk versions including 2013. Strong knowledge of integration patterns, especially 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 More ❯

/Senior/Lead levels to join their team. About the Team The Product Tech team is responsible for delivering a suite of Systems & Applications that support our Product Lifecycle and serve a diverse user base including Designers, Buyers, Merchandisers, Suppliers, and internal systems such as our Website, POS … assist in transforming the current monolithic system into a micro-service architecture. You will work on various high-profile projects, ensuring our systems and applications support our current and future product portfolio. As Next expands and adopts new initiatives, your work will help evolve our systems to support these … working practices, involvement in driving change, and the opportunity to improve customer service. The role also involves tackling challenges related to legacy applications and older code languages. You will contribute your analysis and development skills to create and enhance systems and applications, participate in out-of More ❯

side logic of web and mobile applications. You will collaborate with front-end developers to integrate user-facing elements, optimize performance, and enhance legacy systems. This role involves troubleshooting, debugging, and implementing solutions that ensure security, efficiency, and alignment with business needs, ultimately driving innovation and improving … user experience. Key Responsibilities: Participate in the entire application lifecycle, focusing on coding and debugging Write clean code to develop functional web and mobile applications Troubleshoot and debug applications Participate in UI tests to optimize performance Manage cutting-edge technologies to improve legacy applications Collaborate More ❯

across a multi-cloud, high-transaction environment where compliance, trust, and communication are critical. You’ll work across Azure, GCP, and OCI, with legacy AWS components being transitioned to Azure. What You’ll Be Doing: Assist … on cloud security architecture, primarily across Azure, with some GCP and OCI. Partner with IT and the business to assess and secure key cloud applications and infrastructure. Assist in migrating and securing legacy applications into a newly structured cloud tenancy. Ensure alignment with compliance frameworks like More ❯

Core. Database expertise – working knowledge of SQL Server/T-SQL. Source control systems – proficient with Git. Security best practices – familiarity with securing web applications, handling vulnerability findings, and implementing security patches. Performance optimization – ability to identify and resolve performance bottlenecks across the stack. Experience maintaining and modernizing legacy applications – with a pragmatic approach to balancing short-term needs and long-term improvements. If this sounds like the role for you, click ‘apply now’ and a member of our team will be in touch. More ❯

looking for a Dynamics Developer to play a key role in the Felix IT Team to support our continued support and development of bespoke applications built on the Microsoft Dynamics technology stack. This role will report into the Senior System Administrator who is responsible for our Microsoft Dynamics environment. … Felix Project, we are embarking on a journey to apply technology and IT systems to streamline the business and become more efficient. Our core applications are all based on the Microsoft suite – Dynamics, M365, Power BI, Fabric, Real Time Marketing and SharePoint. We also use the Microsoft Security and … from time to time. Person Specification We are looking for a Dynamics Developer with experience helping to continue our migration of legacy applications and spreadsheets into D365. We have a limited external support contract from a near shore support centre in Bratislava and an offshore support development More ❯

its payments platform, and this role is a key part of that journey. The Payment Evolution Project is focused on containerising and modernising existing applications for Azure deployment. This is a technical migration, not a major functionality rewrite-our goal is to transition to a more scalable, cloud-native … architecture while maintaining stability. As a Senior Developer, you'll be working with .NET, Azure, and Kafka, ensuring that applications are optimised for cloud deployment and aligned with modern development practices. You'll assess the right .NET versioning strategy, manage dependency transitions (e.g., moving from MSMQ to Kafka), and … ll also be working on new features rollout in the existing system or new projects. What You'll Be Doing: Modernising and containerising existing applications for Azure deployment. Evaluating and implementing the right .NET framework version for each application. Adjusting and updating code to support dependency transitions and framework More ❯

its payments platform, and this role is a key part of that journey. The Payment Evolution Project is focused on containerising and modernising existing applications for Azure deployment. This is a technical migration, not a major functionality rewrite-our goal is to transition to a more scalable, cloud-native … architecture while maintaining stability. As a Software Engineer, you'll be working with .NET, Azure, and Kafka, ensuring that applications are optimised for cloud deployment and aligned with modern development practices. You'll assess the right .NET versioning strategy, manage dependency transitions (e.g., moving from MSMQ to Kafka), and … ll also be working on new features rollout in the existing system or new projects. What You'll Be Doing: Modernising and containerising existing applications for Azure deployment. Evaluating and implementing the right .NET framework version for each application. Adjusting and updating code to support dependency transitions and framework More ❯

and cons of each option. Main Responsibilities Collaborate with key stakeholders to understand and influence functional and non-functional requirements for new and legacy applications. Develop high-level design specifications with attention to systems integration, maintainability, performance/scale, and feasibility. Use tools and methodologies to create representations … tools, security tools, and application/systems monitoring. Experience in Agile development practices at scale. Demonstrable experience with at least 2 different enterprise class applications in two or more product organizations. 6+ years of architecture and design practice on enterprise applications with a total of 12+ years in More ❯

Security Architect within the NHSBSA Security Architecture team is a pivotal role responsible for defining the security architecture strategy and directing security solutions for applications, information, and infrastructure. This role is crucial as the NHSBSA transforms its IT systems to better support the business. We are looking for the … stakeholders including customers, suppliers, and partners. Stakeholder Engagement : Facilitate collaborative approaches, prioritize requirements, and optimize resource utilization.Technical Expertise: Advise on standards, methods, tools, and applications to deliver optimal solutions. Blueprint Management : Control IT Security Blueprints, defining end state architecture, current state, and transition roadmaps. Roadmap Execution : Support the creation … undertake detailed security analysis of technical designs and provide the business with security assurance of supplier designs and proposals. 6.Broad technical knowledge covering web applications and services, information, infrastructure, cloud and managed service architectures. Knowledge of GDS Principles, NCSC guidance and familiarity with the requirements of the Government Security More ❯

storage technologies such as NetApp & Dell, including troubleshooting. Active Directory management within on-premise environments. Development of customer desktop builds with bespoke/legacy applications. Application packaging and deployment skills. Experience managing and supporting Microsoft Exchange (from 2013 onwards). Knowledge of MS SQL Server, SQL Database Clustering … gym memberships, holidays, cycle to work) • Flexible working arrangements Commitment to Diversity: We embrace diversity and are committed to an inclusive culture. We welcome applications from all parts of the community and offer equal opportunities. If you require reasonable adjustments during the application process, please inform us, and we More ❯

eager to grow their experience in modern web development and legacy system support You'll be involved in both maintaining existing WinForms applications and contributing to new development using Blazor. You'll also work with SQL Server and have the opportunity to build custom interface layers for … with C# (core language focus) Exposure to Blazor or other modern web UI frameworks (e.g., Razor Pages, React, Angular) Familiarity with WinForms for legacy application support Ability to read and understand VB.Net Competence in SQL Server: writing queries, stored procedures, and understanding relational databases Experience with Entity Framework More ❯

Management and troubleshooting of Active Directory within an on premise environment. Development of a customer desktop build with a number of bespoke/legacy applications. Packaging and deployment of applications. Experience of Microsoft Exchange management & support from 2013 onwards. Experience of MS SQL Server and SQL Database Clustering. … life assurance, health schemes, gym memberships, annual buy and sell holidays and a cycle to work scheme) • Dynamic Working Commitment to Diversity: We welcome applications from every part of the community and are committed to a truly diverse and inclusive culture. We foster a sense of belonging, welcoming all More ❯