9 of 9 Legacy Systems Jobs in York

help maintain and improve the business' infrastructure, security posture, and release processes across multiple systems. Key responsibilities Modernise and rebuild legacy PHP systems into Symfony. Deliver new platform features aligned to business and clinical requirements. Own/support release management across three systems (public website, admin … queries and staff IT support). What we're looking for Strong PHP/web engineering background with real experience modernising legacy systems (Symfony ideal). Confident across DevOps fundamentals: CI/CD, releases, scripting/automation. Linux (Ubuntu) admin experience and comfort maintaining core web services. ...

risks, and collaborate closely with technical and business stakeholders. Key Responsibilities Design, develop, and execute ETL processes to migrate data from legacy systems to target platforms. Write and optimise complex SQL queries (preferably MySQL) to support data extraction, transformation, and validation. Apply the full data quality framework … resolve data-related issues promptly. Ensure migrations comply with data governance, security, and regulatory requirements. Work with case management software and related systems to understand data structures and workflows. Qualifications Essential: Proven experience in public sector large-scale data migration projects. Strong SQL development skills within MySQL environments. Solid ...

platforms, applications and data landscapes. We are seeking an experienced Enterprise Architect to define and implement a group-wide architecture strategy that unifies these systems within a cohesive, scalable and future-ready environment, enabling us to accelerate innovation in a secure and scalable manner. We're seeking strong expertise … Develop and maintain a unified enterprise architecture framework that spans all acquired businesses Define standards and blueprints for integration, data architecture, and core enterprise systems Integration & Consolidation Lead the design of integration strategies to connect disparate platforms, applications, and processes across the group and with external third-parties Oversee ...

integration layers (OIC) to curate clean, well-modelled datasets. Contribute to data migration activities, ensuring accuracy, integrity and auditability throughout transitions from legacy systems. Apply security-by-design, access controls and logging appropriate for regulated MOD environments. Operate in Agile delivery squads with APEX devs, data engineers, integration ...

across both Azure and AWS environments. Lead infrastructure projects including cloud migrations, cost optimizations, disaster recovery planning, and security hardening. Modernize legacy systems, working across inherited Azure environments with .NET and Ruby stacks. Drive IaC adoption, particularly Terraform, across all environments. Collaborate with engineering leads to ensure … Infrastructure-as-Code (IaC) practices. Solid experience with CI/CD, observability tooling, incident response, and automated deployments. Comfort navigating and improving legacy infrastructure and multi-language environments (.NET and Ruby). A security-first mindset with experience implementing secure cloud architectures. A proactive approach to cost management ...

Data Engineer is required to support a large-scale public sector digital transformation programme currently underway. The programme focuses on migrating data from legacy platforms into modern, cloud-based data environments. Key Responsibilities Design, develop and support data pipelines as part … cloud migration initiative Build and maintain data processing and transformation workflows using Databricks Support the migration of data from legacy systems into cloud-based platforms Work closely with architects, project managers and delivery teams to meet programme objectives Contribute to the modernisation of ageing enterprise data platforms ...

talented team on our mission to help people and businesses thrive through technology. If you love untangling hard problems, improving legacy systems, and shipping clean, tested code, you'll fit right in. Your role as a Senior PHP Software Engineer at True9: Lead the back-end - write ...

forward thinking organisation, supporting the delivery of high quality data solutions. This role offers the chance to optimise data pipelines, manage backend BI systems, and develop scalable reporting solutions in a collaborative and supportive environment. The purpose of your role is to drive business value by building, maintaining … Azure and Microsoft Fabric. Knowledge of BI engineering concepts, including data modelling, ETL, pipelines, and backend data management. Experience with legacy BI systems (SSIS, SSAS cubes) and troubleshooting processes. Strong problem-solving skills and attention to detail, with the ability to manage multiple priorities. Excellent communication skills ...

January 2026 This role will focus on Azure Databricks, revamping Salesforce integrations, modernising data pipelines, and building a new integration layer to replace legacy systems. Key Responsibilities: Lead development and optimisation of Azure Databricks pipelines and workflows. Work with Azure Data Factory and Azure Data Streaming to ingest … making application-level changes where required. Experience with Salesforce integrations (revamp, rebuild, optimisation). Previous involvement in building integration layers and migrating from legacy systems. Contract Details: Length: 2 months (initially) Rate: £250-£300 (Outside IR35) Location: Fully remote (UK-based only) If you're a Databricks expert ...