26 to 50 of 119 Remote Legacy Systems Jobs

Business Systems Analyst

Hiring Organisation
Tenth Revolution Group
Location
Chippenham, Wiltshire, England, United Kingdom
Employment Type
Full-Time
Salary
£55,000 - £60,000 per annum
business. As part of a large-scale transformation programme, you'll help modernise core business platforms, support cloud adoption, replace legacy systems, and drive the delivery of enterprise-wide digital solutions. Working at the intersection of business operations and technology, you'll collaborate with stakeholders across … requirements, and translating them into practical, scalable technology solutions. This is a highly visible role offering exposure to a diverse portfolio of projects spanning systems integration, process improvement, platform modernisation, and digital transformation initiatives. Key Responsibilities Partner with business stakeholders to understand current processes, challenges, and strategic objectives. Gather ...

Senior Full Stack Engineer Contractor

Hiring Organisation
Jobleads-UK
Location
United Kingdom
Engineer responsible for outcomes, not layers. End-to-End Engineering Ownership Design, build, and maintain full‐stack solutions across UI, APIs, and backend systems Translate product requirements, designs, and wireframes into scalable, production‐ready systems Own features from concept → development → testing → release → monitoring Front‐End Excellence Build responsive … Engineering Design and develop scalable services and APIs Work across monolith and microservices architecture (Laravel/PHP services) Maintain and evolve legacy systems while building modern, scalable architecture Quality & Engineering Standards Own quality to production — testing is embedded, not a phase Write and maintain automated tests (unit ...

Remote Senior Backend Developer

Hiring Organisation
WA Consultants
Location
London, UK
Employment Type
Full-time
Developer. A hands-on role in modernising our core platform. This individual will be help in driving the migration away from Legacy systems into, cloud-native architectures, and working closely with your team to acheiuve these goals. This is new role looking for someone who has worked … Hibernate. \n *Good knowledge of message brokers (particularly AWS SQS, SNS, or Kafka). \n *Solid experience working with RESTful APIs, event-driven systems, and distributed architectures. \n Containerisation & DevOps \n *Hands-on experience with Docker in production environments. \n *Familiarity with orchestration tools such as Kubernetes (a plus ...

Java Developer

Hiring Organisation
Halian Technology Limited
Location
Bracknell, Berkshire, South East, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£85,000
trusted technology partner to major NHS Trusts , with its platform now widely used by clinicians across the UK. Replacing outdated legacy systems with intuitive, user-centric tools, they are improving how healthcare teams operate and ultimately enhancing patient outcomes. With multiple industry awards , major contracts secured … platform and wider engineering function. Youll join a high-performing team of 20+ engineers , working on a mix of greenfield and evolving systems , contributing across a full-stack, microservices architecture . This is more than just a coding role its an opportunity to build technology that directly improves lives ...

Lending Business Analyst

Hiring Organisation
Capgemini
Location
Greater London, United Kingdom
Employment Type
Full Time
clear requirements and investment roadmaps. Lead full delivery lifecycle: discovery, design, process re‐engineering, UAT, and global rollout. Drive modernization of legacy systems, workflow automation, API‐based integration, cloud adoption, and enterprise architecture alignment. Promote data governance: data models, data contracts, lineage, and quality controls. 2. Corporate … underwriting, documentation, servicing, and monitoring processes. Proven delivery experience with complex lending platforms such as nCino, LoanIQ, ACBS, Finastra Fusion, AFS Vision, Salesforce‐based systems . Strong analytical, documentation, and policy‐to‐product translation skills. Agile experience and familiarity with credit policy, finance/ops controls, and lending data ...

Software Developer

Hiring Organisation
McGregor Boyall Associates Limited
Location
Edinburgh, Midlothian, Scotland, United Kingdom
Employment Type
Contract
high-performing Agile team delivering large-scale digital transformation within a critical public sector environment. This is an exciting opportunity to modernise legacy platforms, develop innovative digital services, and build scalable, cloud-native solutions that make a real impact. Rate: £450 p/d outside ir35 Duration … driven architectures and cloud-native applications. Strong understanding of DevOps, observability tools, Grafana/Kibana and software quality practices. Experience modernising legacy systems and delivering software within Agile environments. Excellent communication, collaboration and problem-solving skills. Please apply today to be considered McGregor Boyall is an equal ...

Software Engineer (Applied AI)

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
trillion on benefits every year. It’s their second-largest cost after payroll — yet the entire category is still running on legacy systems and outdated assumptions. The space is primed for transformation: despite its scale, it’s been almost completely overlooked by AI-first startups. Incumbents — including … deployment, and iteration of our next-generation benefits platform features that leverage personalization, experimentation, and AI/ML methods (e.g. agents/LLMs, recommender systems, reinforcement learning) to enhance user experience in a meaningful business domain. Contribute across the tech stack : You’ll work in React (JavaScript/TypeScript ...

Section 508 Tester

Hiring Organisation
Govan Systems
Location
United States
Employment Type
Permanent
Salary
USD Annual
enterprise initiative for accessibility optimization. To better understand the needs, we broke down additional responsibilities into seven main areas. Assessment • Audit current State systems and customer-facing assets to find accessibility issues. Assemble and deliver test data to show commonalities as well as unique areas of need • Develop test … tech, and alternative input devices including keyboards • Strong proficiency in HTML, ARIA, and semantic markup knowledge • Expertise in auditing common and legacy systems and products to find accessibility issues, providing guidance for mitigating issues, and improving accessibility knowledge and practices within internal teams • Demonstrated understanding of user ...

Graduate Software/Quantitative Developer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
your career at the intersection of technology, mathematics, and finance? Join an elite global trading firm where innovation drives everything—no legacy systems, no bureaucracy, just cutting‐edge tech and world‐class mentorship. You’ll work on greenfield projects from day one, collaborating with exceptional engineers, quants … researchers to build the systems and models shaping the future of global trading. The Role Depending on your track, you will focus on engineering high-performance systems or developing sophisticated mathematical models, all while learning how technology powers global markets. Key Responsibilities Designing and enhancing advanced trading systems ...

Senior Engineering Manager

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
cloud services and our infrastructure is managed with Kubernetes and Terraform. We test with Jest and Cypress, and monitor our systems with Prometheus, Grafana and Sentry. We embrace building with AI to help us deliver faster and better, and we're looking for someone who is genuinely excited … with the Head of Platform to align Manage's architecture with the wider platform vision Identify and lead progressive modernisation of legacy systems — migrating and consolidating without disrupting delivery Deliver features with security and performance in mind, embedding compliance and governance principles throughout Platform & Infrastructure Collaboration Collaborate ...

Director of Engineering

Hiring Organisation
Jobleads-UK
Location
City Of London, England, United Kingdom
assurance of delivery quality. Specific responsibilities are as follows: Engineering Leadership & Delivery Public-facing web platforms, customer-focused channels and digital services. Internal business systems and integrations. CRM and Dynamics-based solutions. Ensure predictable, high-quality delivery against agreed roadmaps and priorities. Balance pace, quality, and sustainability … solutions. Track record of improving engineering delivery, quality, and reliability. Familiarity with cloud-based platforms and modern integration patterns. Experience modernising legacy systems pragmatically. Proven experience leading continuous improvement initiatives across a complex organisation. Experience working in complex, regulated, or mission-critical environments. Strong analytical and problem ...

Lead Mulesoft Developer

Hiring Organisation
Akkodis
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£65000 - £72000/annum
Level 1 (Level 2 desirable) Experience delivering enterprise-scale integrations Integration experience with Salesforce, SAP, ServiceNow, AWS/Azure, databases, and legacy systems Knowledge of API security (OAuth 2.0, JWT, mTLS/SSL/TLS) Familiarity with CloudHub v2.0, Runtime Fabric, and hybrid architectures Why Apply Fully ...

Data Analyst

Hiring Organisation
Talent
Location
United Kingdom
into clear, actionable, outcome focussed deliverables. Key Responsibilities Drive Discovery: Map out existing data landscapes, identify data gaps, and evaluate data quality across legacy and emerging systems. Stakeholder Engagement: Facilitate workshops, challenge assumptions, and translate complex data concepts into clear business narratives for non-technical leadership. Define Metrics ...

Blockchain Architect/lead

Hiring Organisation
Randstad Technologies Recruitment
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£350 - £500/day Negotiable
contribute to the development of smart contracts and core components. Integration & Scaling: Define API layers, node data flows, and enterprise integration patterns for legacy systems. Security & Governance: Implement strict security best practices (key management, node communication) and define data privacy and access models (GDPR, KYC/AML compliance ...

TypeScript Software Engineer

Hiring Organisation
Noir
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£40,000 - £65,000 per annum
help shape the future of their flagship platform. This is a genuine opportunity to build software from the ground up rather than maintain legacy systems. Working within a highly collaborative engineering team, you'll develop scalable applications using TypeScript, modern JavaScript frameworks and cloud technologies, while influencing architecture ...

Senior GenAI Software Engineer - Vice President

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Markets Technology. The Role: As a Vice President in the team, you will be a hands-on engineer building and shaping next-generation AI systems for Markets. You will design and develop production-grade services and applications, primarily in Python, and help turn fast-evolving AI capabilities into scalable … fast-moving space What We’re Looking For: Strong software engineering experience, with deep hands-on expertise in Python Experience building scalable, production-grade systems rather than just prototypes Practical experience with Generative AI, LLM-based applications, or agentic systems A strong grasp of software engineering fundamentals, including ...

Principal Software Engineer Java Spring Boot AWS

Hiring Organisation
Client Server
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
developing and delivering a range of projects for clients, mainly within the financial services sector and with a focus on migrating legacy systems to AWS and introducing CI/CD pipelines and cloud deployments. You'll join a collaborative team with a focus on engineering best practice … continuous improvement of client systems; you will have lots of business and client exposure, leading projects and providing expertise. Location/WFH: There's a hybrid work from home policy with three days a week in the London, City office (or at client sites), you'll join a friendly ...

Senior Oracle Fusion ERP Functional SME - Financials - BPL

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
configurations to ensure alignment with business requirements and best practices. Data Migration: Validate vendor and financial data migration from legacy systems to Fusion. Testing & Validation: Manage SIT and UAT, including defect management in collaboration with the SI partner. Required skills and experience Hands-on Oracle Fusion Financials … configuration experience across core modules: GL, SLA, AR, Fixed Assets, Intercompany, Cash Management, AHCS. Extensive experience in Finance/Accounting systems with R2R domain expertise. Excellent accounting background (financial close, reporting, reconciliation, IFRS awareness). Ability to own BAU support, stabilisation, and continuous improvements post go-live. Additional valued ...

Data Migration Analyst

Hiring Organisation
Stanton House
Location
London Area, United Kingdom
significant transformation programme focused on improving data quality and implementing a new NetSuite ERP platform. This engagement sits within a broader finance and systems transformation, where the business is transitioning from multiple legacy data sources into a more structured and scalable environment. The focus is on improving … data quality, support validation processes, and ensure data is ready for migration into NetSuite. Responsibilities Profile and assess data across multiple legacy systems, identifying quality issues and gaps Cleanse, standardise, and enrich datasets to align with target system requirements Support data migration activities into NetSuite, ensuring accuracy ...

Lead Software Engineer

Hiring Organisation
Pike + Bambridge | Vehicle Leasing
Location
United Kingdom
shippable products. You’ll be responsible for documenting workflows, architecting our core engine from the ground up, and evolving our current AI-driven systems into a world-class technical stack. We’ve already built some incredible AI-powered tools that streamline our work, but we also have legacy systems that need a technical lead to modernise them. We’re ideally looking for someone who’ll thrive in the rare opportunity to set the technical culture and standard for everything we build next. Some qualifications you may have (we value talent over checklists, but here ...

Infrastructure Operations Engineer - Remote - c£61K

Hiring Organisation
Nigel Frank International
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£51,000 - £61,000 per annum
looking for an experienced Infrastructure Operations Engineer to lead the ongoing transformation of its Microsoft cloud estate as it moves from legacy systems to a modern Azure environment. This is a strategic and hands-on leadership role, responsible for Azure infrastructure, Microsoft 365, cyber security, networking ...

Enterprise Architect Digital Tech Transformation Program

Hiring Organisation
Expert Professional Solutions Ltd
Location
Cheshire, North West, United Kingdom
Employment Type
Contract
Contract Rate
Up to £750 per day Inside IR35
Tech Transfer, Data Fabric Layer, Downstream Applications and Integration with LIMS, MES etc. Design and oversee complex system integrations between SAP, MES (Manufacturing Execution Systems), PLM, LIMS and downstream applications. Define integration patterns, API strategies, and middleware frameworks to enable interoperability across heterogeneous landscapes. Lead technology migration and modernization … Programmes, ensuring coherent transition from legacy systems to cloud-native or hybrid architectures. Stay current with platform roadmap and ensure client architectures leverage the full value of investments in autonomous manufacturing. Life Sciences Domain Expertise Apply deep understanding of Life Sciences business processes - including Labs, clinical manufacturing ...

Principal Engineer, CSRE (Remote, United Kingdom)

Hiring Organisation
Jobleads-UK
Location
United Kingdom
responsible for designing, building, rolling out and supporting key components across Ticketmaster's estate. Current projects include replacing our incident handling and alerting systems, reviewing and enhancing telemetry, and moving our Jira and Confluence infrastructure to the cloud.You will provide engineering leadership, and be responsible for defining architecture … delivery strategy to high quality standards. You will also be taking existing components and raising them to comply with those standards.You will think in systems—not just the software, but the people, processes, and pressures around it.**WHAT YOU WILL BE DOING*** Building the frameworks, libraries, and tools that ...

Senior C++ Programmer

Hiring Organisation
IT Search & Select
Location
Cambridge, Cambridgeshire, East Anglia, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£75,000
define how quality is engineered into the product. What Youll Bring Strong expertise in modern C++ and experience working with large, legacy systems A deep understanding of refactoring, modularisation, and architectural improvement Proven experience designing and implementing robust testing frameworks Ability to improve test coverage , introduce automated … delivery Strong communication skills and the ability to lead and mentor a team Nice to have: Experience with multithreading, performance optimisation, or low-level systems Familiarity with Linux development environments Exposure to static analysis, sanitizers, fuzzing, or property-based testing Why Join High autonomy and ownership of a mission ...

Staff Software Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
powered software designed to help every hospital deliver world-class care for their patients. Our platform is already the core backbone of health systems today, transforming clinical and operational workflows at scale with the world’s first AI-native hospital information system. This next-generation platform is a fundamental … some deep technical problems you may tackle in your first 6 months: Modern cloud architecture, built from scratch : We have no legacy systems to untangle. We’re designing a modern cloud-native platform with Elixir at its core. Develop a radically better access control system for clinical ...