51 to 75 of 365 Legacy Systems Jobs in England

Responsibilities: Work with clients to analyse their current and future business needs, recommend best practice solutions, and define project deliverables Translate accounting requirements into system configurations Configure debt accounting systems (i.e. Allvue, Broadridge Sentry) to track complex instruments Design customised workflows aligned with investment strategies and processes Migrate data from legacy systems with validation controls Track … strategies Produce detailed status reports, track actions, and manage progress meetings Create and deliver training materials and documentation Provide ongoing system optimisation and support Qualifications and Skills: Private Credit Systems Implementation Experience (Highly Desired): Minimum 2-3 years of experience implementing private credit Investment Accounting software is highly valued. Ideal candidates would have exposure to requirements gathering, system configuration … complex capital structures, and accurately book transactions such as drawdowns, repayments, PIK interest, and fee amortisation is essential. Experience reconciling positions and cash flows across administrators, custodians, and internal systems is also highly valued. System Knowledge: Proficiency with industry-standard platforms utilised in private credit investment operations and accounting. Strong expertise with Allvue investment accounting is highly desired. Experience More ❯

Responsibilities: Work with clients to analyse their current and future business needs, recommend best practice solutions, and define project deliverables Translate accounting requirements into system configurations Configure debt accounting systems (i.e. Allvue, Broadridge Sentry) to track complex instruments Design customised workflows aligned with investment strategies and processes Migrate data from legacy systems with validation controls Track … strategies Produce detailed status reports, track actions, and manage progress meetings Create and deliver training materials and documentation Provide ongoing system optimisation and support Qualifications and Skills: Private Credit Systems Implementation Experience (Highly Desired): Minimum 2-3 years of experience implementing private credit Investment Accounting software is highly valued. Ideal candidates would have exposure to requirements gathering, system configuration … complex capital structures, and accurately book transactions such as drawdowns, repayments, PIK interest, and fee amortisation is essential. Experience reconciling positions and cash flows across administrators, custodians, and internal systems is also highly valued. System Knowledge: Proficiency with industry-standard platforms utilised in private credit investment operations and accounting. Strong expertise with Allvue investment accounting is highly desired. Experience More ❯

Senior Software Engineer to join one of their most forward-thinking teams. This role offers the chance to be part of something genuinely transformative: moving from legacy systems to a modern, cloud-native platform built with .NET 8, AWS, Docker, GraphQL and Terraform. The systems you'll help build are critical to the daily operations of … engineering, product and DevOps to shape solutions end to end. What Youll Be Doing Designing and building robust, scalable services in .NET 8 Helping drive the shift from monolithic systems to distributed, microservices-based architecture Writing clean, maintainable and well-tested code Actively contributing to code reviews, knowledge sharing and mentoring Working with a modern engineering toolset including AWS … DynamoDB, Aurora), Docker, Terraform Eventing & APIs: Kafka, GraphQL, REST CI/CD: GitHub Actions Data: PostgreSQL, DynamoDB, DocumentDB What We're Looking For Solid experience building modern, cloud-based systems using .NET and AWS Strong understanding of software design principles, clean code, and TDD Exposure to infrastructure-as-code and cloud automation (ideally Terraform) A collaborative mindset and the More ❯

be working on the latest and most cutting edge tech from the outset. If you are an expert in and passionate about designing and configuring Dynamics 365 Business Central systems then look no further! The role: Collaborating with clients to understand their business requirements and translate them into system configurations and customisations within Dynamics 365 Business Central. Designing and … enabling them to effectively utilise Dynamics 365 Business Central and maximise its potential. Performing data migration activities, ensuring the accurate and timely transfer of data from legacy systems to Dynamics 365 Business Central. Developing and maintaining technical documentation, including functional specifications, user guides, and training materials. Identifying opportunities for process improvements and advising clients on best practices More ❯

and curation e.g. using Azure Synapse notebooks, Databricks, etc. Experience of data modelling to describe the data landscape, entities and relationships. Experience with data migration from legacy systems to the cloud. Experience with Infrastructure as Code (IaC) particularly with Terraform. Proficient in the development of Power BI dashboards. Strong focus on documentation and diagramming (e.g. ERDs). More ❯

become more efficient by leveraging our data. In addition to the technologies above, we also use Python, APIs, and various ETL solutions interfacing with a small number of legacy systems. Responsibilities Take ownership for delivering all asks made of you on time and to specification. Build strong relationships with key stakeholders outside the department. Be responsible for data More ❯

Senior Software Engineer Access & SQL > C# .Net migration Hybrid (12 days in HQ) £60,00070,000 + benefits This role will take ownership of a legacy product developed in Microsoft Access, with a view to modernising the system via a microservices architecture. The successful candidate will maintain, document, and optimise the current product, whilst designing, developing, and implementing … 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. Design and propose … and database performance monitoring. Familiarity with the wider Microsoft technology stack. Business process analysis and optimisation experience. Senior Software Engineer 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 ❯

end application ownership - from architecture and design through to delivery and continuous optimisation in the payment services department. You'll play a pivotal role in delivering scalable, real-time systems built using modern technologies and practices, while also acting as a coach, mentor, and strategic partner to stakeholders across business and technology. What kind of work will I be … to lead and grow high-performing teams and shape the technical culture from the ground up. Strategic influence in a highly visible programme that will transform legacy systems into resilient, real-time platforms. A collaborative and supportive environment that values experimentation, learning, and continuous improvement. What are we looking for? You'll demonstrate: Strong hands-on technical … grounding in Java-based systems, APIs, cloud engineering, and DevOps. A proven track record of leading application development teams in complex, regulated environments. Strategic thinking, strong decision-making, and an ability to align technical delivery with business goals. A servant leadership mindset, with a focus on developing others and building high-trust teams. Clear, compelling communication skills - upward, downward More ❯

to clients in demo sessions. Overseeing configuration, testing, training, and data migration. Acting as the bridge between technical and non-technical teams. Helping to integrate BC with third-party systems and other Microsoft products. 🧠 What we’re looking for: Strong experience delivering ERP projects, especially D365 Business Central . Confident leading client workshops and scoping exercises. Experience with legacy systems like SAGE, Orderwise, Prima, etc., is a plus. Excellent communicator who can explain complex ideas clearly. Familiar with project tools like Azure DevOps, Jira, MS Project, or similar. A self-starter who enjoys autonomy but also thrives in a team. 🎯 What’s in it for you: Hybrid working A genuinely supportive team environment where your input More ❯

provide technical guidance and oversight of customisations, including plugins, workflows, Power Automate flows, and JavaScript, ensuring efficient, reusable, and well-documented code. * Integrate D365 CE with other applications and systems using tools like Azure Logic Apps, Power Automate, and custom APIs. * Oversee the Dynamics 365 environment to enable the successful delivery of their Digital Transformation. * Manage and control D365 … and maintenance for D365 CE applications, troubleshoot issues, and implement fixes and enhancements. * Assist in data migration tasks, ensuring accurate and secure transfer of data from legacy systems to D365 CE * Collaborate with cross-functional teams, including business analysts, project managers, and other developers, to deliver high-quality solutions. * Stay updated with the latest D365 CE features More ❯

provide technical guidance and oversight of customisations, including plugins, workflows, Power Automate flows, and JavaScript, ensuring efficient, reusable, and well-documented code.* Integrate D365 CE with other applications and systems using tools like Azure Logic Apps, Power Automate, and custom APIs.* Oversee the Dynamics 365 environment to enable the successful delivery of their Digital Transformation.* Manage and control D365 … and maintenance for D365 CE applications, troubleshoot issues, and implement fixes and enhancements.* Assist in data migration tasks, ensuring accurate and secure transfer of data from legacy systems to D365 CE* Collaborate with cross-functional teams, including business analysts, project managers, and other developers, to deliver high-quality solutions.* Stay updated with the latest D365 CE features More ❯

of the cryptocurrency ecosystem. About the role: This role sits within GSR's global Data Engineering team, where you'll contribute to the design and development of scalable data systems that support our trading and business operations. You'll work closely with stakeholders across the firm to build and maintain pipelines, manage data infrastructure, and ensure data is reliable … responsibilities may include: Build and maintain scalable, efficient ETL/ELT pipelines for both real-time and batch processing. Integrate data from APIs, streaming platforms, and legacy systems, with a focus on data quality and reliability. Design and manage data storage solutions, including databases, warehouses, and lakes. Leverage cloud-native services and distributed processing tools (e.g., Apache More ❯

implementation as well as supporting multiple contract discussions for smaller IT related contract to ensure that they're co-terminus with ERP delivery. 2. Decommissioning of Legacy systems: This includes review of contract register and liaising with contract owners to obtain contracts and gateway reports to confirm compliance. 3. Drafting Gateway 2 reports across various Lots: The More ❯

an IT professional, work closely with our business units. Our Technology teams offer you an environment full of exciting challenges - whether it's supporting and developing legacy systems or introducing modern technologies such as AI, machine learning, and highly automated trading applications. Our IT department, with around 300 employees, works mostly in an agile manner using a … flexible mindset, with the necessary willingness to learn about our comprehensive product range In-depth experience with Oracle RAC Ideally, initial experience in database administration, especially with relational database systems Knowledge of SQL, PL/SQL, Ansible, and scripting (Shell) is an advantage Know-how in Linux is a plus Very good written and spoken German and English skills More ❯

and Access Management (IdAM), and overall access governance.This role will collaborate closely with cyber security, engineering, and business stakeholders, ensuring the delivery of secure, modern platforms to replace legacy systems. Candidates based in the UK, able to work in a hybrid model (two days per week in either our London or Nuneaton office), are strongly preferred. The Role … new store and enterprise features. Technical Execution Ensure agile delivery of high-quality, secure solutions using Scrum, SAFe, or other scaled agile frameworks. Guide transitions from legacy systems to secure modern platforms with minimal disruption. Monitor and support post-implementation phases, addressing access issues, incidents, or escalations. Initial Objectives (First 3 Months) Establish and lead a comprehensive More ❯

including travel to London once a month) Salary: £60,000 - £70,000 Network IT are looking for an exceptional Solutions Architect who come from a technical background of applications, systems, and software development. This individual will utilise their experience and technical knowledge of the above in conjunction with their fantastic stakeholder management and wider strategic expertise. This role currently … with the expectation that you travel to their Central London office once a month (expensed) . Role Overview Our client is undertaking a significant application replacement programme (over 250 systems, fluctuating in scale) to ensure the application environment which is critical to how they operate is maintained and is utilised to the highest standards. The successful candidate in this … Design Authority)) in environments with competent experience supporting high-code, low-code and COTS (Commercial Off The Shelf) products/systems. Key Responsibilities Design and govern technical architecture across systems and cloud platforms Maintain alignment with the organisations technology roadmap, working alongside a second Solution Architect Collaborate with stakeholders to understand business goals, product needs, and technical implications Translate More ❯

including travel to London once a month) Salary: £60,000 - £70,000 Network IT are looking for an exceptional Solutions Architect who come from a technical background of applications, systems, and software development. This individual will utilise their experience and technical knowledge of the above in conjunction with their fantastic stakeholder management and wider strategic expertise. This role currently … with the expectation that you travel to their Central London office once a month (expensed) . Role Overview Our client is undertaking a significant application replacement programme (over 250 systems, fluctuating in scale) to ensure the application environment which is critical to how they operate is maintained and is utilised to the highest standards. The successful candidate in this … Design Authority)) in environments with competent experience supporting high-code, low-code and COTS (Commercial Off The Shelf) products/systems. Key Responsibilities Design and govern technical architecture across systems and cloud platforms Maintain alignment with the organisation’s technology roadmap, working alongside a second Solution Architect Collaborate with stakeholders to understand business goals, product needs, and technical implications More ❯

and validate the processes that will be used with the new system Data migration: Identifying, cleansing and validating the data which we will need to extract from our legacy system for migration into the new system and ensuring the data is extracted and manipulated into the new format Proactively identifying and managing project risks and issues, ensuring minimal More ❯

and validate the processes that will be used with the new system Data migration: Identifying, cleansing and validating the data which we will need to extract from our legacy system for migration into the new system and ensuring the data is extracted and manipulated into the new format Proactively identifying and managing project risks and issues, ensuring minimal More ❯

currently undergoing a large-scale digital transformation. They are looking for a Full Stack Developer with strong Microsoft and Azure experience to help modernise and integrate legacy systems with cloud-native, scalable applications. What You'll Do Develop and maintain full-stack solutions using .NET Core , C# , and React/Angular/Blazor Build and optimise REST More ❯

currently undergoing a large-scale digital transformation. They are looking for a Full Stack Developer with strong Microsoft and Azure experience to help modernise and integrate legacy systems with cloud-native, scalable applications. What You'll Do Develop and maintain full-stack solutions using .NET Core , C# , and React/Angular/Blazor Build and optimise REST More ❯

Senior Software Engineer - Hybrid (1-2 days in HQ) - £60,000-70,000 + benefits This role will take ownership of a legacy product developed in Microsoft Access, with a view to modernising the system in C# and .Net via a microservices architecture. The successful candidate will maintain, document, and optimise the current product, whilst designing, developing, 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. Design and propose … and database performance monitoring. Familiarity with the wider Microsoft technology stack. Business process analysis and optimisation experience. Senior Software Engineer - 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 ❯

Desirable Skills Strong knowledge of technologies used to deliver end-to-end cloud solutions. Experience with cloud data platforms (e.g., AWS, Azure, Google Cloud). Proven experience designing complex systems in secure or regulated environments. Familiar with a range of cloud programming and management tools. Experienced at delivering hybrid cloud solutions and migration of legacy systems More ❯

the bank. We are seeking a highly experienced Senior Java Lead Developer to modernize our core financial accounting systems. You will play a critical role in rewriting our legacy sub-ledger application to a modern Java-based architecture. This involves analyzing existing code, designing equivalent Java components, and ensuring a seamless transition while maintaining system functionality and performance. … coding, testing, debugging, and implementation Analyze existing modules and shell scripts to design equivalent Java components Develop and implement high-performance, scalable, and secure Java applications to replace legacy code Write clean, well-documented, and testable Java code Collaborate with architects and other developers to define the migration strategy and ensure a smooth transition Work with relational databases …/software engineers Experience working with SQL databases, including writing complex queries and optimizing database performance Experience in a Unix/Linux environment Experience with migrating legacy systems to modern architectures Demonstrated leadership, project management, and development skills Preferred Skills: Experience with Sybase ASE, Sybase IQ, or MSSQL Proficiency in shell scripting Knowledge of financial accounting domain More ❯

Opportunity This is not just another architecture role. This is a chance to make a tangible impact in a truly enterprise-scale environment , working with high-traffic applications, distributed systems, and cloud-first engineering teams . You will: Define and lead the AWS cloud strategy for large-scale SaaS platforms. Architect and implement cloud-native, event-driven, microservices-based … solutions . Drive modernisation initiatives , replacing legacy systems with state-of-the-art cloud solutions. Work closely with engineering teams, guiding them on best practices in .NET, AWS, and cloud security . Influence technical decision-making at the highest levels while remaining hands-on in proof-of-concept work. Collaborate with product, business, and technology leaders to … of CI/CD pipelines, DevOps, and Infrastructure as Code (Terraform, CloudFormation) . ? A collaborative, pragmatic approach , comfortable influencing both engineers and senior stakeholders. ? Experience in large-scale distributed systems and enterprise environments. Why Join? Exceptional package Up to £100K base + 15-30% bonus + up to £10K car allowance. True hybrid working Manchester or Leeds office (just More ❯