1 to 25 of 84 Remote Permanent Legacy Systems Jobs

Enterprise Architect (f/m/d)

Hiring Organisation
Awin
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
Competitive salary
Governance: Develop, maintain, and realize architecture standards and principles that guide technology decisions across the organization. Technology Oversight: Provide strategic oversight of Awin’s systems, platforms, and infrastructure, including legacy systems and cloud-native environments. Integration Leadership: Lead architecture reviews and integration efforts across domains such … experts to ensure architectural consistency and scalability. Strategic Planning: Contribute to long-term planning for platform evolution, including the sunsetting of legacy systems and migration to unified platforms. Mentorship & Enablement: Support solution architects and engineering teams by providing architectural guidance and fostering a culture of technical excellence. ...

Senior Software Engineering Manager

Hiring Organisation
CDW UK
Location
London, England, United Kingdom
leader/advisor, trainer and "Go To" person for the solution, both technically and strategically. Lead the implementation, customization, and ongoing optimization of enterprise systems, including Workday, Navision, Sub Hub, Informatica, and PeopleSoft, ensuring they align with business needs and industry best practices. Ensure scalability, security, and compliance … stakeholders to assess current processes, identify gaps, and implement solutions that drive efficiency and innovation. Lead migration and upgrade projects for legacy systems, ensuring minimal disruption and maximizing system adoption across teams. Leverage AI/ML and analytics capabilities to enhance reporting, forecasting, and decision-making within ...

Data Solution Architect Associate Director

Hiring Organisation
KPMG International Limited
Location
Dublin, Ireland
Employment Type
Permanent
Salary
EUR 85,000 - 115,000 Annual
designing and optimising data pipelines (batch and streaming) and integrating cloud-based platforms (e.g., Azure Synapse, AWS Redshift, Google BigQuery ) with legacy systems, ensuring performance and scalability. Deep knowledge of ETL/ELT processes , leveraging tools like Apache Airflow, dbt, or Informatica , with a focus on ensuring … solutions for real-time analytics, predictive modelling, intelligent automation , and synthetic data generation for privacy-preserving analytics. Expertise in integrating AI models into enterprise systems, leveraging APIs, containerisation (Docker, Kubernetes) , and serverless architectures to enable scalable deployment. Proactive evaluation of emerging technologies , including edge AI, federated learning, quantum-inspired ...

Technical Product Manager

Hiring Organisation
Oliver James Associates Ltd
Location
Waterford, Ireland
Employment Type
Permanent
Salary
EUR Daily
into clear product features and user stories Work closely with engineering teams to deliver solutions using Agile methodologies Lead analysis of legacy systems and define integration approaches with modern platforms Drive data-focused initiatives, including: + Data governance, classification, and retention principles + Data quality, lineage … Data governance frameworks + Data classification and retention policies + System integration and API-based architectures Experience analysing and working with legacy systems Strong Agile delivery experience (Scrum/Kanban) Excellent stakeholder engagement and communication skills Proficiency with Jira and Confluence Experience in financial services or insurance ...

Data Migration Engineer

Hiring Organisation
Kinetech Recruitment
Location
Milton Keynes, Buckinghamshire, South East, United Kingdom
Employment Type
Permanent, Work From Home
fast-growing, acquisition-led organisation. Your core mission will be to migrate operational (CRM) and in time, finance data from multiple legacy systems into Microsoft Dynamics, repeatedly, reliably, and under pressure. You will work across: Bespoke, undocumented, and at times, home-grown systems SaaS platforms (e.g. … with minimal hand-holding, in a demanding BAU + project environment. What Youll Be Doing For each acquired business, analyse legacy source systems (often undocumented) Understand and interrogate data models at source and target (D365/Dynamics) Perform source-to-target mapping Extract, cleanse, transform, and load ...

senior software engineer

Hiring Organisation
V3 Recruitment
Location
Portsmouth, Hampshire, South East, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£50,000
will be asked to shape epics and tickets yourself - always aligned with the CTO's direction Build new features, fix problems in old systems and keep everything running fast and reliable Work on a mix of greenfield projects and legacy systems - both matter and both need … your skills without arrogance Confident resilient pragmatic and results-driven Clear judgement and able to balance speed with quality Experienced in building new systems and fixing legacy Keeps calm under pressure and still delivers Raises the bar for those around them by example Working Style Execute ...

Software Architect

Hiring Organisation
Ocho
Location
Belfast, Northern Ireland, United Kingdom
where you will shape long-term platform strategy while remaining close to the technical detail. You will lead the transition from legacy systems to modern, cloud-native architecture. Working closely with senior product, infrastructure and engineering leaders, you will define technical direction, drive engineering standards and ensure … building a high-performance engineering culture. Key Responsibilities Define and lead modern architecture strategies for large-scale platform transformation Drive migration from monolithic systems to modular, API-led and event-driven architectures Provide architectural oversight across multiple business-critical applications Lead cloud migration, containerisation and automation initiatives Champion software ...

Full Stack Developer - Python, Java or .Net

Hiring Organisation
Hays Specialist Recruitment Limited
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
Salary negotiable
scalable services using Python as the primary backend language, while supporting existing services built in Java and .NET. Maintain and enhance legacy systems using Oracle SQL PL. Implement Test-Driven Development (TDD) practices, ensuring automated tests are written prior to code development. Work with complex data challenges ...

Senior Business Intelligence Developer

Hiring Organisation
Tenth Revolution Group
Location
Portsmouth, Hampshire, United Kingdom
Employment Type
Permanent
Salary
£55000 - £65000/annum
dashboards and reports to provide actionable insights. Designing and developing robust ETL solutions using Azure Data Factory and related services. Managing integrations between internal systems and external partners. Supporting data migration from legacy systems into the new platform. Collaborating with technical and non-technical stakeholders ...

Senior Data Analyst

Hiring Organisation
Thames Water
Location
Kembrey Park, Swindon, Wiltshire, England, United Kingdom
Employment Type
Full-Time
Salary
Competitive salary
data using ETL (Extract, Transform, and Load) processes. Deliver daily reporting and interpret metrics into meaningful insights. Support data migration from legacy systems to the Azure Cloud. Build consolidated reports and dashboards using Power BI and advanced SQL. Conduct scenario modelling and risk analysis to guide business ...

Lead Data Engineer - Microsoft Fabric - Hybrid - £75k

Hiring Organisation
Tenth Revolution Group
Location
Winchester, Hampshire, United Kingdom
Employment Type
Permanent
Salary
£65000 - £75000/annum
deliver cutting-edge cloud data platforms for our clients. In this role, you'll be at the heart of transforming legacy systems into scalable, production-grade architectures using Microsoft Fabric. You'll build complex ingestion pipelines, craft metadata-driven transformation layers, optimise data workflows, and deliver high ...

SQL Database Administrator (DBA)

Hiring Organisation
Akkodis
Location
Leicester, Leicestershire, United Kingdom
Employment Type
Permanent
Salary
£45000 - £52000/annum
future of data infrastructure. The Role You'll be responsible for the day-to-day management of SQL Server and Azure-based data systems, supporting ETL processes, and driving improvements across data platforms. This is a great opportunity for someone who enjoys solving problems, improving systems, and working … Familiarity with Azure SQL, Azure Analytics, Dataverse or similar (or willingness to learn) Strong analytical skills and ability to reverse-engineer legacy systems Excellent documentation and stakeholder communication skills A proactive, collaborative mindset with a passion for continuous improvement Core Competencies Clear and respectful communicator Open-minded ...

SAP Process Improvement

Hiring Organisation
EDC Consulting
Location
Richmond, Virginia, United States
Employment Type
Any
Salary
USD Annual
CyberSecurity Compliance Analyst - Validate SAP Retails alignment with DoD RMF controls and NIST SP 800-171. Monitor SAP CAR and POS systems for vulnerabilities in payment processing (e.g., Military Star Card, SNAP EBT). Conduct penetration testing on SAP Fiori apps and Commissary CLICK2GO eCommerce. Manage PII protections … supply chain, and omnichannel requirements. Ensure integration with SAP Logistics (MM/SD/EWM), SAP Financials (FI/CO), and legacy systems like Manhattan WMSOS and Oracle Fusion. Oversee compliance with DoD cybersecurity standards (e.g., FEDRAMP, RMF) and statutory mandates (e.g., DFARS, Privacy Act). Coordinate ...

Senior Software Engineer C++ Rust Low Latency

Hiring Organisation
Client Server
Location
West London, London, United Kingdom
Employment Type
Permanent, Work From Home
Senior Software Engineer you will design and develop high throughput backend services for microsecond real-time risk, pricing, trading engines and market making systems, working across the full software development lifecycle using Rust (and some C++ for legacy systems). You'll collaborate with a small … talented team, problem solving and working on complex and challenging systems with interesting work. Location/WFH: You'll join the team in Central London with flexibility to work from home 1-2 days a week. About you: You have strong backend OOP, multithreaded software engineering experience with C++ ...

Senior Data Engineer

Hiring Organisation
Tenth Revolution Group
Location
Portsmouth, Hampshire, United Kingdom
Employment Type
Permanent
Salary
£60000 - £70000/annum
warehouses, and ETL/ELT processes. Designing scalable data solutions and models for reporting in Power BI. Supporting data migration from legacy systems into the new platform. Ensuring data models are optimised for performance and reusability. To be successful in this role, you will have: Hands ...

Senior Data Engineer

Hiring Organisation
Tenth Revolution Group
Location
Havant, Hampshire, United Kingdom
Employment Type
Permanent
Salary
£60000 - £70000/annum
warehouses, and ETL/ELT processes. Designing scalable data solutions and models for reporting in Power BI. Supporting data migration from legacy systems into the new platform. Ensuring data models are optimised for performance and reusability. To be successful in this role, you will have: Hands ...

Senior Platform Engineer - Hedge Fund

Hiring Organisation
Orbis Group
Location
London Area, United Kingdom
data centres and cloud environments. Key focus areas include: Leading the migration from Nomad to Kubernetes across a hybrid infrastructure environment Designing highly available systems that support real-time trading operations Expanding the firm's cloud footprint (AWS/Azure/GCP) while maintaining on-prem capabilities Owning projects … from design through production What you'll need: Production experience with Kubernetes (EKS/AKS/GKE or bare-metal) Strong Linux systems background; Windows experience is beneficial Track record delivering cloud migrations and managing hybrid environments Experience supporting mission-critical, highly available systems What makes this different ...

Senior Platform Engineer - Hedge Fund

Hiring Organisation
Orbis Group
Location
City of London, London, United Kingdom
data centres and cloud environments. Key focus areas include: Leading the migration from Nomad to Kubernetes across a hybrid infrastructure environment Designing highly available systems that support real-time trading operations Expanding the firm's cloud footprint (AWS/Azure/GCP) while maintaining on-prem capabilities Owning projects … from design through production What you'll need: Production experience with Kubernetes (EKS/AKS/GKE or bare-metal) Strong Linux systems background; Windows experience is beneficial Track record delivering cloud migrations and managing hybrid environments Experience supporting mission-critical, highly available systems What makes this different ...

Senior Python Developer – Multi-Billion Dollar Hedge Fund - Mortgage Technology - London - Hybrid – Up to £300k TC

Hiring Organisation
Mondrian Alpha
Location
London Area, United Kingdom
daily by investment, risk, finance, and operations. You will play a pivotal role as the firm continues its migration away from legacy systems and enhances its bespoke internal platforms. The Role As a Business Engineering Developer, you will: Build, enhance, and maintain applications supporting mortgage origination, valuation … problem-solving Significant influence across the organisation You will join at a time of major investment in technology, with clear opportunities to contribute to systems that will define the firm’s next decade. What We’re Looking For Strong Python skills (pandas, NumPy, SQLAlchemy, etc.) Experience working in business ...

Senior Python Developer – Multi-Billion Dollar Hedge Fund - Mortgage Technology - London - Hybrid – Up to £300k TC

Hiring Organisation
Mondrian Alpha
Location
City of London, London, United Kingdom
daily by investment, risk, finance, and operations. You will play a pivotal role as the firm continues its migration away from legacy systems and enhances its bespoke internal platforms. The Role As a Business Engineering Developer, you will: Build, enhance, and maintain applications supporting mortgage origination, valuation … problem-solving Significant influence across the organisation You will join at a time of major investment in technology, with clear opportunities to contribute to systems that will define the firm’s next decade. What We’re Looking For Strong Python skills (pandas, NumPy, SQLAlchemy, etc.) Experience working in business ...

Mid - Senior Data Engineer // REMOTE - UK

Hiring Organisation
Akkodis
Location
Nationwide, United Kingdom
Employment Type
Permanent
Salary
£60000 - £65000/annum Bonus
platform using Microsoft Fabric and modern engineering practices. Build and optimise data pipelines for ingestion, transformation, and modelling. Support migration from legacy systems (e.g., Synapse) to modern architectures. Collaborate with stakeholders to ensure solutions deliver real business impact. Contribute to innovation projects, including AI integration and advanced ...

Director of Azure Cloud Services

Hiring Organisation
Alexander Edward James Consulting Limited
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
scalable, and secure cloud platforms to support global operations and business continuity. Transformation Collaborate with architects and engineering teams to modernise legacy systems and enable cloud-native development. Lead the integration of Azure AI services (including Azure OpenAI, Cognitive Services, and Machine Learning) into key business applications. ...

Senior Front End Engineer (CMS)

Hiring Organisation
Avanti
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£70,000 - £75,000 per annum
Shoreditch studio, two days remote Type: Full-time, permanent Start date: ASAP Are you a senior front-end engineer who loves solving problems, improving systems, and bringing order to fast-paced agency workflows? This role blends hands-on front-end development with DevOps, infrastructure, and CMS expertise to create … Front-end engineering • CMS implementation (CraftCMS or similar headless CMS) • DevOps, infrastructure, and deployment pipelines Around 60% of your time will be spent modernising systems, optimising deployments, managing servers and improving workflows. The remaining 40% will be hands-on front-end engineering, building elegant digital experiences in collaboration with ...

Solutions Architect

Hiring Organisation
Entasis Partners
Location
London Area, United Kingdom
most ambitious financial services programmes. They work closely with business and technology leaders to drive strategic change, from platform modernisation and core systems reengineering, to cloud adoption and integration overhaul. Your Role You’ll be part of a highly credible, expert-led team shaping complex solutions across the full … technology stack. Whether modernising legacy systems, enabling cloud-first strategies, or improving end-to-end integration, you’ll bring structure, clarity, and delivery alignment to everything you do. What You’ll Be Doing as a Solution Architect: Lead the design and implementation of end-to-end solutions ...

Solutions Architect

Hiring Organisation
Entasis Partners
Location
City of London, London, United Kingdom
most ambitious financial services programmes. They work closely with business and technology leaders to drive strategic change, from platform modernisation and core systems reengineering, to cloud adoption and integration overhaul. Your Role You’ll be part of a highly credible, expert-led team shaping complex solutions across the full … technology stack. Whether modernising legacy systems, enabling cloud-first strategies, or improving end-to-end integration, you’ll bring structure, clarity, and delivery alignment to everything you do. What You’ll Be Doing as a Solution Architect: Lead the design and implementation of end-to-end solutions ...