testing (unit, integration). Ability to estimate and break down complex technical stories. Experience implementing CI/CD pipelines. Experience integrating solutions with legacy systems. Pragmatic approach and adaptability in fast-paced environments. Preferred but not essential: Strong mathematical background. Experience in iGaming. Knowledge of financial transactions. Experience More ❯
remediation is required. Perhaps a client is looking to enhance a specific skillset, lacks premises or wants to move an operation forward despite legacy systems. We're there to help, delivering the very best practice through successful leveraging of data and the use of proprietary and partner technology. More ❯
technical but highly efficient method of development. Typical clients and projects that my client work with include: Medium sized companies with legacysystems that require upgrading and modernising. Example: Car Finance company with 700+ line legacy code base. Reduced code base by 50% and saved … client 20% revenue. They also work with start-ups, building systems from scratch through to support, assisting them scaling their business. They currently have six projects running, with the target of at least doubling that in the next twelve months and this development manager position plays a crucial role More ❯
Bournemouth, England, United Kingdom Hybrid / WFH Options
Connect Group
strong problem-solving skills. Join a team that values clear, effective collaboration across multiple technical disciplines. What You’ll Be Doing Developing device control systems supporting imaging, movement, and measurement components. Implementing new motion and imaging profiles for existing systems. Owning triage of reported issues in legacysystems Working as a key software interface with firmware and hardware teams. Expanding unit testing coverage and improving software stability. Troubleshooting bugs and refactoring code to reduce technical debt. Participating in Agile planning and feature breakdown with cross-functional teams. Documenting technical work clearly and concisely for … collaborative working approach. If you’re ready to bring your engineering skills to an exciting R&D setting focused on robotics and smart hardware systems, I’d love to hear from you. Apply now! Seniority level Seniority level Mid-Senior level Employment type Employment type Full-time Job function More ❯
Manchester, North West, United Kingdom Hybrid / WFH Options
Daniel James Resourcing Ltd
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 legacysystems 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 … 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 More ❯
engineering practices and passionate about building the next generation of cloud-native applications on Azure? Do you want to shape application strategy, modernise legacy platforms, and bring real business innovation to life? This is more than just an architecture role. It’s a chance to lead transformation from … teams and business outcomes. Working with clients across regulated industries and fast-growth markets, you’ll own: Azure Application Modernisation – redesigning legacysystems for scalability, performance and maintainability Cloud-Native Architecture – microservices, containers, serverless, event-driven systems Engineering Leadership – guiding software teams through modern DevOps, IaC More ❯
Gloucester, Gloucestershire, United Kingdom Hybrid / WFH Options
DXC Technology Inc
to shape, evolve and document the architecture that underpins the existing platforms and services and lead their on-going transition from legacysystems to cloud based architectures. Interacting with project roles as required, to gain an understanding of the complex business environment, technical context, end client requirements … automation technologies The ability to code, especially Infrastructure as code Network design, implementation, and administration A track record in the design and application of systems, leveraging automation technologies A deep understanding of Virtualisation and Container technologies Design of large, complex systems including practical experimentation and development skills Has … on our behalf.More information on employment scams is available here . About Us DXC Technology (NYSE: DXC) helps global companies run their mission-critical systems and operations while modernizing IT, optimizing data architectures, and ensuring security and scalability across public, private and hybrid clouds. The world's largest companies More ❯
London, England, United Kingdom Hybrid / WFH Options
Emagine Consulting
Confident, Dedicated, Responsible, Genuine. We are seeking a Data Migration Lead that is responsible for the successful migration of clients from legacysystems to new target platforms within wealth management, ensuring a smooth transition while managing risks and liaising with key stakeholders. Responsibilities: Manage client migrations from … legacy to target states. Own the physical migration of clients, coordinating with systems owners for readiness. Lead a migration team in creating tools and runbooks for the transition. Conduct business readiness checks to confirm successful migration and closure of legacy platforms. Manage risks, issues, and More ❯
London, England, United Kingdom Hybrid / WFH Options
Cezanne HR
and Payroll software and services for UK and international businesses. Trusted by thousands of HR and Payroll professionals across virtually every business sector, our systems liberate users from everyday admin and makes it easier for companies to connect, engage, manage, compensate, develop and retain their people wherever they are. … you will lead the onboarding and setup of our payroll software for new clients. You'll play a crucial role in gathering requirements, configuring systems, testing outputs, and ensuring a smooth transition from legacysystems to Cezanne's payroll solution. What you'll do Lead and … legacysystem details Configure payroll software according to statutory UK payroll rules and client-specific requirements Map and migrate data from client systems, ensuring accuracy and integrity Build and execute test scenarios and parallel run comparisons Deliver client training sessions and create support documentation Provide post-implementation More ❯
Milton Keynes, England, United Kingdom Hybrid / WFH Options
Santander USA
delivering and maintaining applications across various technologies, including online applications (APIs, Microservices), batch processes (Spark/Scala-Hadoop/Big Data Ecosystem), and legacy components. Our main objective is to deliver innovative solutions that meet business requirements, enabling us to sell Insurance and Wealth products through all channels … need to know Our tech stack includes both new and legacy technologies. We are actively working to phase out legacysystems, focusing on Big Data, API, third-party integrations, and AWS. We promote continuous learning and upskilling within our team, encouraging teaching and knowledge sharing. More ❯
City of London, London, United Kingdom Hybrid / WFH Options
twentyAI
teams. Key Responsibilities Lead architectural design and hands-on technical delivery for a major cloud transformation programme. Design scalable, secure, and high-performance data systems using Azure, Python, and Snowflake. Provide deep technical guidance across multiple teams, acting as the go-to expert for complex engineering decisions. Collaborate with … promote modern engineering practices including CI/CD, infrastructure as code, DevSecOps, and automated testing. Tackle deep technical debt and modernise legacysystems with a focus on scalability, modularity, and cloud alignment. Champion a culture of engineering excellence, documentation, and knowledge sharing. Ideal Candidate Profile 10+ years … in capital markets, financial services, or trading systems. Familiarity with Kubernetes, Terraform, and observability tools. Azure and/or Snowflake certifications. Experience in distributed systems or real-time data processing environments. What’s on Offer Highly competitive compensation package + bonus Hybrid working in a central London location Work More ❯
teams. Key Responsibilities Lead architectural design and hands-on technical delivery for a major cloud transformation programme. Design scalable, secure, and high-performance data systems using Azure, Python, and Snowflake. Provide deep technical guidance across multiple teams, acting as the go-to expert for complex engineering decisions. Collaborate with … promote modern engineering practices including CI/CD, infrastructure as code, DevSecOps, and automated testing. Tackle deep technical debt and modernise legacysystems with a focus on scalability, modularity, and cloud alignment. Champion a culture of engineering excellence, documentation, and knowledge sharing. Ideal Candidate Profile 10+ years … in capital markets, financial services, or trading systems. Familiarity with Kubernetes, Terraform, and observability tools. Azure and/or Snowflake certifications. Experience in distributed systems or real-time data processing environments. What’s on Offer Highly competitive compensation package + bonus Hybrid working in a central London location Work More ❯
South East London, England, United Kingdom Hybrid / WFH Options
twentyAI
teams. Key Responsibilities Lead architectural design and hands-on technical delivery for a major cloud transformation programme. Design scalable, secure, and high-performance data systems using Azure, Python, and Snowflake. Provide deep technical guidance across multiple teams, acting as the go-to expert for complex engineering decisions. Collaborate with … promote modern engineering practices including CI/CD, infrastructure as code, DevSecOps, and automated testing. Tackle deep technical debt and modernise legacysystems with a focus on scalability, modularity, and cloud alignment. Champion a culture of engineering excellence, documentation, and knowledge sharing. Ideal Candidate Profile 10+ years … in capital markets, financial services, or trading systems. Familiarity with Kubernetes, Terraform, and observability tools. Azure and/or Snowflake certifications. Experience in distributed systems or real-time data processing environments. What’s on Offer Highly competitive compensation package + bonus Hybrid working in a central London location Work More ❯
London, England, United Kingdom Hybrid / WFH Options
twentyAI
teams. Key Responsibilities Lead architectural design and hands-on technical delivery for a major cloud transformation programme. Design scalable, secure, and high-performance data systems using Azure, Python, and Snowflake. Provide deep technical guidance across multiple teams, acting as the go-to expert for complex engineering decisions. Collaborate with … promote modern engineering practices including CI/CD, infrastructure as code, DevSecOps, and automated testing. Tackle deep technical debt and modernise legacysystems with a focus on scalability, modularity, and cloud alignment. Champion a culture of engineering excellence, documentation, and knowledge sharing. Ideal Candidate Profile 10+ years … in capital markets, financial services, or trading systems. Familiarity with Kubernetes, Terraform, and observability tools. Azure and/or Snowflake certifications. Experience in distributed systems or real-time data processing environments. What’s on Offer Highly competitive compensation package + bonus Hybrid working in a central London location Work More ❯
Gloucester, England, United Kingdom Hybrid / WFH Options
DXC Technology
to shape, evolve and document the architecture that underpins the existing platforms and services and lead their on-going transition from legacysystems to cloud based architectures Interacting with project roles as required, to gain an understanding of the complex business environment, technical context, end client requirements … automation technologies The ability to code, especially Infrastructure as code Network design, implementation, and administration A track record in the design and application of systems, leveraging automation technologies A deep understanding of Virtualisation and Container technologies Design of large, complex systems including practical experimentation and development skills Has More ❯
Watford, England, United Kingdom Hybrid / WFH Options
JR United Kingdom
a Data Mapping Business Analyst to support a large-scale migration to Oracle Fusion. You'll define and document mappings from legacysystems and bespoke platforms, working closely with technical and test teams to ensure a smooth transition of HR, payroll, inventory, and procurement data. You’ll … a key role in ensuring the integrity and success of the migration. Experience Needed: • Hands-on experience in data mapping and migration for ERP systems (Oracle Fusion preferred) • Familiar with HR, Payroll, Inventory, and Procurement data domains • Strong data analysis skills (SQL knowledge beneficial) • Experience supporting ETL workflows and More ❯
the seamless, efficient, and effective migration of applications from the current technology stack to a modernized platform. This includes upgrades to the latest operating systems, database versions, and associated infrastructure components. The role is pivotal in ensuring that the migration process is technically sound, strategically aligned, and executed with … deep expertise in Agile methodologies to support a major application migration initiative. This role is essential in driving the transformation of legacysystems into a modern, scalable, and secure technology environment. The ideal candidate will be an experienced professional who is comfortable working in close partnership with … Cycle (SDLC). The role contributes directly to the execution of the IT Strategy, supports revenue-generating and regulatory initiatives, and ensures that IT systems provide a competitive edge. Additionally, the role actively promotes Diversity and Inclusion across all aspects of the development lifecycle and team dynamics. Position Description More ❯
City of London, London, United Kingdom Hybrid / WFH Options
SMBC Group
the seamless, efficient, and effective migration of applications from the current technology stack to a modernized platform. This includes upgrades to the latest operating systems, database versions, and associated infrastructure components. The role is pivotal in ensuring that the migration process is technically sound, strategically aligned, and executed with … deep expertise in Agile methodologies to support a major application migration initiative. This role is essential in driving the transformation of legacysystems into a modern, scalable, and secure technology environment. The ideal candidate will be an experienced professional who is comfortable working in close partnership with … Cycle (SDLC). The role contributes directly to the execution of the IT Strategy, supports revenue-generating and regulatory initiatives, and ensures that IT systems provide a competitive edge. Additionally, the role actively promotes Diversity and Inclusion across all aspects of the development lifecycle and team dynamics. Position Description More ❯
South East London, England, United Kingdom Hybrid / WFH Options
SMBC Group
the seamless, efficient, and effective migration of applications from the current technology stack to a modernized platform. This includes upgrades to the latest operating systems, database versions, and associated infrastructure components. The role is pivotal in ensuring that the migration process is technically sound, strategically aligned, and executed with … deep expertise in Agile methodologies to support a major application migration initiative. This role is essential in driving the transformation of legacysystems into a modern, scalable, and secure technology environment. The ideal candidate will be an experienced professional who is comfortable working in close partnership with … Cycle (SDLC). The role contributes directly to the execution of the IT Strategy, supports revenue-generating and regulatory initiatives, and ensures that IT systems provide a competitive edge. Additionally, the role actively promotes Diversity and Inclusion across all aspects of the development lifecycle and team dynamics. Position Description More ❯
is called the Center-out approach, since it avoids the common mistakes of starting top-down from customer channels, or bottom-up from (legacy) systems. The Cognizant EAS-Pega practice is one of the largest Pega practices globally, with a team of 3000+ certified associates worldwide. The position More ❯
Leeds, West Yorkshire, Yorkshire, United Kingdom Hybrid / WFH Options
Oscar Associates (UK) Limited
client are looking for an experienced .Net Developer to join the team and hit the ground running on the migration of legacysystems into the web, this is just 1 of a range of greenfield projects you will have to work on, their client base spans across … experience with ASP.NET Core Must be comfortable working with REST API's Experience working with SQL/SQL Server Experience working with version control systems e.g Git Desirables Experience with JavaScript frameworks e.g ReactJS and AngularJS Experience with Winforms Working knowledge of NodeJS Azure DevOps What they're offering More ❯
London, England, United Kingdom Hybrid / WFH Options
ZILO™
transform any business at scale. We've created a unified platform that adapts to diverse needs, offering the scalability and reliability legacysystems simply can't match. At ZILO, our DNA is built on Character, Creativity, and Craftsmanship. We face every challenge with integrity, explore new ideas … streaming, Blazor service and ASP.NET core Experience with AWS and containerization technologies (e.g., Docker, Kubernetes) Familiarity with CI/CD pipelines and version control systems (e.g., Git) Excellent problem-solving skills and attention to detail Strong communication and teamwork abilities Preferred Qualifications: Experience with monitoring and logging tools (e.g. More ❯
Responsibilities Customer Delivery and Configuration Configure, and deliver solutions using the Sprout.ai platform Liaise with Engineering to deliver integrations between Sprout and our customers' systems Liaise with Data Science to implement & optimise AI document-processing models, AI workflows, and automation processes related to claim management Troubleshoot and resolve technical … times of vulnerability. The barriers to rapid claims settlement were clear; understanding of unstructured data, complexity and volume of decision making, legacysystems and processes. Sprout.ai's patented claims automation platform solves these challenges, and has already delivered instant claims settlement on millions of insurance claims around More ❯
a fully remote, fast-paced environment. Responsibilities End-to-end project management of Microsoft Dynamics 365 rollouts Deliver data migration from legacysystems Support rollout of Field Service, Sales, and Customer Engagement modules Oversee D365 integration with SAGE Accounting Apply Agile methodologies (sprints, stand-ups, retrospectives) Manage More ❯
London, England, United Kingdom Hybrid / WFH Options
HipHopTune Media
a fully remote, fast-paced environment. Responsibilities End-to-end project management of Microsoft Dynamics 365 rollouts Deliver data migration from legacysystems Support rollout of Field Service, Sales, and Customer Engagement modules Oversee D365 integration with SAGE Accounting Apply Agile methodologies (sprints, stand-ups, retrospectives) Manage More ❯