101 to 125 of 610 Legacy Systems Jobs

BI Developer

Hiring Organisation
Harnham - Data & Analytics Recruitment
Location
Wednesbury, West Midlands, England, United Kingdom
Employment Type
Full-Time
Salary
£30,000 - £40,000 per annum
attention to detail TECH STACK BI Tools: Power BI (primary), Microsoft Fabric (new platform) Database: SQL Server Data Tools: Excel (advanced) Legacy Systems: SSRS, SSIS (exposure helpful) Integrations: ERP systems, Salesforce WHAT YOU NEED Essential: Solid SQL skills with hands-on experience writing queries and manipulating … detail-oriented approach Comfortable juggling multiple priorities and stakeholder requests Nice to have: Background in wholesale, distribution, or logistics sectors Exposure to ERP systems (SAP, Oracle, Microsoft Dynamics, etc.) Salesforce experience Familiarity with Microsoft Fabric (actively building on this platform) Experience with legacy Microsoft BI technologies (SSRS ...

BI Analyst

Hiring Organisation
Harnham - Data & Analytics Recruitment
Location
Wednesbury, West Midlands, England, United Kingdom
Employment Type
Full-Time
Salary
£30,000 - £40,000 per annum
attention to detail TECH STACK BI Tools: Power BI (primary), Microsoft Fabric (new platform) Database: SQL Server Data Tools: Excel (advanced) Legacy Systems: SSRS, SSIS (exposure helpful) Integrations: ERP systems, Salesforce WHAT YOU NEED Essential: Solid SQL skills with hands-on experience writing queries and manipulating … detail-oriented approach Comfortable juggling multiple priorities and stakeholder requests Nice to have: Background in wholesale, distribution, or logistics sectors Exposure to ERP systems (SAP, Oracle, Microsoft Dynamics, etc.) Salesforce experience Familiarity with Microsoft Fabric (actively building on this platform) Experience with legacy Microsoft BI technologies (SSRS ...

Senior Platform Engineer

Hiring Organisation
Healthera
Location
London, UK
/CD pipelines and developer tooling, while embedding security-by-default, reliability and scalability into the platform. You’ll modernise legacy systems, build new backend capabilities, and make pragmatic engineering decisions that balance delivery speed, quality and long-term maintainability. Core Responsibilities Platform Engineering … reliability, scalability, and cost efficiency through automation and platform standards Backend Engineering Own, maintain, and evolve backend services across legacy and greenfield systems Design and implement scalable backend architectures using Node.js, TypeScript, and NestJS Build and operate RESTful APIs and event-driven systems (queues/topics ...

Senior Platform & Backend Engineer (NodeJs/Typescript)

Hiring Organisation
Healthera
Location
London, England, United Kingdom
/CD pipelines and developer tooling, while embedding security-by-default, reliability and scalability into the platform. You’ll modernise legacy systems, build new backend capabilities, and make pragmatic engineering decisions that balance delivery speed, quality and long-term maintainability. Core Responsibilities Platform Engineering … reliability, scalability, and cost efficiency through automation and platform standards Backend Engineering Own, maintain, and evolve backend services across legacy and greenfield systems Design and implement scalable backend architectures using Node.js, TypeScript, and NestJS Build and operate RESTful APIs and event-driven systems (queues/topics ...

Technical Architect

Hiring Organisation
Tate
Location
London, United Kingdom
Employment Type
Permanent
Salary
£120000 - £130000/annum
focused on creating a cohesive architecture that supports business growth and operational excellence. You'll assess the current technology landscape across trading systems, finance, and middle office, identify gaps, and design a roadmap to leave legacy systems behind and build a modern, integrated ecosystem. This … hands-on coding role - it's about vision, strategy, and influence. You'll guide the mapping and research phase, evaluate pricing and trading systems, and make informed recommendations that transform how we operate. We need someone who can bridge the gap between technology and business. What ...

Technical Architect

Hiring Organisation
Tate London City
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£120,000 - £130,000 per annum
focused on creating a cohesive architecture that supports business growth and operational excellence. You'll assess the current technology landscape across trading systems, finance, and middle office, identify gaps, and design a roadmap to leave legacy systems behind and build a modern, integrated ecosystem. This … hands-on coding role - it's about vision, strategy, and influence. You'll guide the mapping and research phase, evaluate pricing and trading systems, and make informed recommendations that transform how we operate. We need someone who can bridge the gap between technology and business. What ...

Full Stack Developer

Hiring Organisation
Hays Specialist Recruitment Limited
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
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 ...

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 ...

Lead C# Engineer – Core Trading Systems - Global Multi-Asset Investment Firm - London - Up to £400k TC

Hiring Organisation
Mondrian Alpha
Location
London Area, United Kingdom
Lead C# Engineer – Core Trading Systems - Global Multi-Asset Investment Firm - London - Up to £400k TC Our client is a globally recognized, multi-asset investment firm managing over $25 billion in assets on behalf of a major philanthropic foundation and select institutional partners. Operating as both a family office … culture that values intellectual rigor, collaboration, and innovation. The firm emphasizes ownership, development, and accountability, empowering individuals to think creatively, challenge assumptions, and build systems that drive real performance impact. The Opportunity We are seeking a Software Engineer to join the firm’s Core Development team, which builds ...

Lead C# Engineer – Core Trading Systems - Global Multi-Asset Investment Firm - London - Up to £400k TC

Hiring Organisation
Mondrian Alpha
Location
City of London, London, United Kingdom
Lead C# Engineer – Core Trading Systems - Global Multi-Asset Investment Firm - London - Up to £400k TC Our client is a globally recognized, multi-asset investment firm managing over $25 billion in assets on behalf of a major philanthropic foundation and select institutional partners. Operating as both a family office … culture that values intellectual rigor, collaboration, and innovation. The firm emphasizes ownership, development, and accountability, empowering individuals to think creatively, challenge assumptions, and build systems that drive real performance impact. The Opportunity We are seeking a Software Engineer to join the firm’s Core Development team, which builds ...

Lead C# Engineer - Core Trading Systems - Global Multi-Asset Investment Firm - London - Up to £400k TC

Hiring Organisation
Mondrian Alpha
Location
Slough, Berkshire, UK
Employment Type
Full-time
Lead C# Engineer – Core Trading Systems - Global Multi-Asset Investment Firm - London - Up to £400k TC Our client is a globally recognized, multi-asset investment firm managing over $25 billion in assets on behalf of a major philanthropic foundation and select institutional partners. Operating as both a family office … culture that values intellectual rigor, collaboration, and innovation. The firm emphasizes ownership, development, and accountability, empowering individuals to think creatively, challenge assumptions, and build systems that drive real performance impact. The Opportunity We are seeking a Software Engineer to join the firm's Core Development team, which builds ...

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 ...

SAP Specialist

Hiring Organisation
Quest Global Engineering Limited
Location
East Grinstead, West Sussex, South East, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
From £24 to £36 per hour based on the skill set match and experience
Ensure smooth integration of the MM/P2P module with other SAP modules ( FI/CO, SD, PP, WM/EWM, PS ) and external systems ( SAP Ariba, OpenText VIM, legacy systems ). Testing & Quality Assurance: Prepare test plans and scripts, perform unit testing, functional integration testing ...

Solutions Architect

Hiring Organisation
Trust In Soda
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£700 - £748 per day
Ideally S-100 but S-57 at a minimum. Cloud & Legacy Migration Successfully contributed to the migration of critical legacy systems to cloud-based infrastructure. Working knowledge of a major cloud provider (e.g., AWS, Azure, or GCP) and familiarity with Infrastructure as Code (IaC) tools … like Terraform or CloudFormation. Experience working on large, complex codebases and legacy systems. Nice to have skills. Knowledge of S-101 (ENC) and other S-100 product specifications Experience with chart compilation tools or GIS platforms used for hydrographic data processing. Experience with Azure DevOps and CI/ ...

Software Developer

Hiring Organisation
Blues Point Ltd
Location
Nottingham, Nottinghamshire, England, United Kingdom
Employment Type
Full-Time
Salary
£55,000 - £60,000 per annum
offices. We are looking for a talented Software Developer to join our IT team. This role is central to both maintaining our existing systems and developing new products that drive our business forward. You’ll work primarily with .NET technologies, Angular, and Azure cloud services, in a collaborative Agile … Interest in AI/LLMs and AI-based development tooling Familiarity with additional Azure services, Elastic Search, automated testing tools Experience with finance systems or the legal sector Competencies Adaptable and able to switch between different projects and technologies Excellent time management and prioritization skills Strong communicator with team ...

Databricks Engineer (SC Cleared)

Hiring Organisation
IO Associates
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP 550 - 600 Daily
national economic insights. Key Responsibilities Design, develop, and optimize data pipelines using Azure Databricks and PySpark. Support data migration activities from Legacy systems to modern cloud based architecture. Implement Delta Lake for efficient data storage and retrieval. Collaborate with data scientists and analysts to enable advanced economic ...

Databricks Engineer (SC Cleared)

Hiring Organisation
IO Associates
Location
United Kingdom
Employment Type
Contract
Contract Rate
£550 - £600 per day
national economic insights. Key Responsibilities Design, develop, and optimize data pipelines using Azure Databricks and PySpark. Support data migration activities from legacy systems to modern cloud based architecture. Implement Delta Lake for efficient data storage and retrieval. Collaborate with data scientists and analysts to enable advanced economic ...

Senior Digital Developer - OTDT Product Centre

Hiring Organisation
NHS Blood and Transplant
Location
Bristol, United Kingdom
Employment Type
Permanent
Salary
£47810.00 - £54710.00 a year
friendly and progressive environment. This role offers the chance to work with cutting-edge technologies, like Oracle APEX and MuleSoft, contributing to systems that support organ and tissue donation and transplantation across the UK. Youll help modernise legacy systems, manage servers both on-premises … hybrid working and a culture that champions diversity, learning and personal growth, this is a meaningful career opportunity for developers who want to build systems that matter. Main duties of the job As a Senior Digital Developer, you will develop and deploy world-class Digital services, application software ...

Information Technology Buyer

Hiring Organisation
Manpower
Location
Farnborough, England, United Kingdom
/Defence standards, and project timelines, delivering best value while mitigating commercial and contractual risks. Key Responsibilities: Procurement & Sourcing Lead sourcing activities for IT systems, software, and implementation services to support the ERP replacement programme (Oracle ERP implementation). Develop, issue, and manage RFPs/RFQs, supplier evaluations … Finance to align procurement deliverables with the ERP transformation roadmap. Support the transition from SAP/Ariba procurement processes to Oracle ERP-based systems and tools. Provide procurement and commercial insight into ERP system configuration, vendor integrations, and licensing models. Support the development of procurement templates, policies, and processes ...

PERL Software Developer

Hiring Organisation
Gold Group Ltd
Location
Watford, Hertfordshire, UK
Employment Type
Full-time
maintain technical publication stylesheets using PERL Design, develop, and optimize database solutions to store and retrieve company information Install, configure, and maintain information systems to ensure reliability and performance Analyse, plan, and define data architecture frameworks, including security, reference data, metadata, and master data Migrate data from legacy systems to new platforms and solutions Improve system performance through testing, troubleshooting, and integration of new components Optimize both new and existing database systems Define and maintain security, backup, and recovery procedures Collaborate with cross-functional teams to define data strategies, build models, and support stakeholder ...

PERL Software Developer

Hiring Organisation
Gold Group Ltd
Location
Stevenage, England, United Kingdom
maintain technical publication stylesheets using PERL Design, develop, and optimize database solutions to store and retrieve company information Install, configure, and maintain information systems to ensure reliability and performance Analyse, plan, and define data architecture frameworks, including security, reference data, metadata, and master data Migrate data from legacy systems to new platforms and solutions Improve system performance through testing, troubleshooting, and integration of new components Optimize both new and existing database systems Define and maintain security, backup, and recovery procedures Collaborate with cross-functional teams to define data strategies, build models, and support stakeholder ...

DevOps Azure Architect

Hiring Organisation
Robotics technology LLC
Location
Dallardsville, Texas, United States
Employment Type
Any
Salary
USD Annual
alignment with business goals. The Azure Architect will collaborate with cross-functional teams to ensure the scalability, security, and efficiency of Azure-based systems while staying current with emerging cloud technologies. Key Responsibilities Cloud Architecture Design: Develop, maintain, and document comprehensive Azure cloud architecture strategies ensuring scalability, reliability … Azure solutions including virtual networks, VMs, containers, storage, and application services. Migration Planning: Design and execute migration plans to transition legacy systems and applications to Azure, minimizing downtime and disruption. Security and Compliance: Implement security controls and ensure compliance with standards and regulations (e.g., ISO 27001, GDPR ...

Enterprise Architect

Hiring Organisation
CitNOW Group
Location
Midlands, UK
Employment Type
Full-time
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 ...

Enterprise Architect

Hiring Organisation
CitNOW Group
Location
Swindon, UK
Employment Type
Full-time
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 ...

Enterprise Architect

Hiring Organisation
CitNOW Group
Location
Bristol, UK
Employment Type
Full-time
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 ...