126 to 150 of 347 Legacy Systems Jobs in London

Lead Product Manager - Contract

Location
Greater London, England, United Kingdom
proven track record of driving large-scale digital transformation projects. Platform migration:Demonstrable experience in managing the complex transition from legacy systems to modern architectures. Cross-Functional Leadership:A deep understanding of how to seamlessly integrate Engineering and UX/UI disciplines, motivating teams without necessarily having ...

Product Engineering Manager

Hiring Organisation
Reonomy
Location
London, United Kingdom
Salary
£ 80 K
closely with Product and Architecture to shape technical strategy and delivery plansGuide teams building and evolving AWS-native and cloud-based platforms, alongside legacy systemsSet and uphold strong engineering standards across code quality, testing, CI/CD, observability and documentationStay close to technical decisions through design reviews, architecture ...

Associate Director - SAP SuccessFactors Solution Architect, Government & Public Services

Hiring Organisation
Deloitte
Location
London, United Kingdom
Salary
£ 80 K
reusable or productised solution baseline for a sector.Working knowledge of SAP Integration Suite or equivalent middleware.Experience designing HR and payroll data migration from legacy local authority systems.Some assignments require BPSS clearance and may require Security Check clearance, subject to role and client requirements.Connect to your business - Technology ...

Principal Software Engineer Java Spring Boot AWS

Hiring Organisation
Client Server
Location
London, United Kingdom
Salary
£ 100 K
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, diverse ...

Backend Software Engineer Java Kafka - Tech Consultancy

Hiring Organisation
Client Server
Location
London, United Kingdom
Salary
£ 80 K
range of transformational projects for clients, mainly within the financial services sector and with a focus on Kafka messaging, 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 and continuous … improvement of client systems; you will have lots of business and client exposure and continual learning and development opportunities.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, diverse ...

Senior Technical Project Manager

Hiring Organisation
VML
Location
London, United Kingdom
Salary
£ 70 K
project lifecycle and experience of various project development methodologies (including Agile, Incremental and Waterfall)Comfortable with complex technical environments and legacy systems integrationExperience of code management tools such as git, bit bucket, svnUnderstanding of GitHub or other release pipeline toolsManaging 3rd partiesStrong time management & organisational skillsExcellent negotiation … time. Opting out will not impact the outcome of the interview process" At WPP Enterprise SolutionsWPP Enterprise Solutions designs, builds, and operates the growth systems that competitive businesses rely on. In a world where Al is reshaping how companies drive growth, we lead clients in business transformation and marketing ...

Deployment Strategist

Location
Greater London, England, United Kingdom
operate. We build intelligent agents that understand real-world workflows and execute them end-to-end — replacing manual processes and rigid legacy systems with adaptive, learning software. Founded in early 2024, Serval is already trusted by companies like Fox, Notion, Perplexity, Vercel, and Brex to automate high … agentic AI platform that turns natural language into production-grade workflows. Our agents don’t just respond to requests — they reason, take action across systems, and continuously improve with usage. What began with operational use cases has quickly evolved into a horizontal AI automation layer used across ...

Insurance Program Manager

Location
City Of London, England, United Kingdom
help banks, credit unions, and insurers design, launch, and evolve financial products dramatically faster than traditional methods. Our platform sits above existing core systems, enabling institutions to modernize without rip-and-replace, and to innovate without rebuilding from scratch. We serve 60+ financial institutions across North America, Europe … growth in 2023 and is profitable and scaling fast. Why This Role Exists Insurance organizations are facing increasing pressure to modernize legacy systems, accelerate product innovation, improve customer experiences, and respond to changing regulatory requirements. FintechOS enables insurers to navigate this transformation successfully. As our customer footprint ...

Senior Product Engineer

Location
Greater London, England, United Kingdom
ownership from discovery through to production and continuous improvement. Help reimagine how modern institutional treasury works by replacing manual processes and legacy systems with intuitive software. Work directly with customers to understand their workflows, pain points and goals, using those insights to shape product and technical decisions. … Strong web and server-side engineering fundamentals, including component design, state management, APIs, relational databases, authentication and permissions. The ability to quickly understand unfamiliar systems and confidently trace behaviour across application, service and database boundaries. Exceptional customer empathy. You naturally put yourself in the customer’s shoes, seek ...

ERP IT Project Manager - Oracle Fusion - ERP

Hiring Organisation
Tria
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£600 - £650/day
delivery of multiple integration projects within a large-scale Oracle Fusion transformation programme. Manage the migration of integrations from legacy systems to Oracle Fusion. Drive collaboration across business and technology teams to ensure project objectives are achieved. Communicate complex technical concepts and project updates effectively to both … software projects as a Project Manager. Experience working within ERP, Finance, Procurement, Supply Chain, or other back-office technology environments. Strong experience delivering complex systems integration projects. Demonstrable experience managing multiple concurrent workstreams within large transformation programmes. Excellent stakeholder management and communication skills. Desirable Experience Experience working on Oracle ...

Full Stack Java Engineer

Location
Greater London, England, United Kingdom
over 40 business-critical applications. Key Responsibilities Develop and maintain enterprise-grade Java and Angular applications. Contribute to the migration of legacy systems into modern Java/Angular solutions. Design, build, and optimise backend services using Java, Spring Boot, and SQL. Develop responsive frontend applications with Angular … complex application landscapes Stakeholder management and Agile/SAFe delivery experience Nice-to-Have MySQL PHP GitLab Jenkins GitLab CI Nx Experience modernising legacy applications #J-18808-Ljbffr ...

Sr. Software Engineer (Salesforce)

Hiring Organisation
Dialpad
Location
London, United Kingdom
Salary
£ 80 K
improve with every interaction, helping organizations understand their customers, deliver better experiences, increase operational efficiencies, and build a lasting competitive advantage.Unlike legacy systems built to route and answer, or standalone agentic bot vendors built to deflect, Dialpad was built to resolve. Our AI agents and human agents … Dialpad’s native Salesforce integration, along with other critical apps. These integrations enable real-time automations and data transfers between Dialpad and key complementary systems, ensuring our mutual customers have a seamless unified experience. You’ll collaborate closely with engineering teammates, product leaders, business leaders, and external stakeholders, with ...

Sr. Software Engineer (Salesforce)

Hiring Organisation
Dialpad
Location
London, UK
Employment Type
Full-time
with every interaction, helping organizations understand their customers, deliver better experiences, increase operational efficiencies, and build a lasting competitive advantage. Unlike legacy systems built to route and answer, or standalone agentic bot vendors built to deflect, Dialpad was built to resolve. Our AI agents and human agents … Dialpad's native Salesforce integration, along with other critical apps. These integrations enable real-time automations and data transfers between Dialpad and key complementary systems, ensuring our mutual customers have a seamless unified experience. You'll collaborate closely with engineering teammates, product leaders, business leaders, and external stakeholders, with ...

Workday Financials Principal Consultant - O2C & Banking

Hiring Organisation
Cognizant
Location
London, United Kingdom
Salary
£ 80 K
trusted advisor to clients, maintaining strong stakeholder relationships throughout the project lifecycle.Support clients through system transition, ensuring smooth migration from legacy systems to Workday.Configuration migration between tenantsBusiness process and security configurationTranslate and map data sources into conversion templates and validate data integrity.Regularly communicate progress, risks, and changes ...

1st line IT Support Engineer

Hiring Organisation
Berenberg
Location
London, United Kingdom
Salary
£ 80 K
teams offer you an environment that will present you with exciting challenges - be it through the support and further development of legacy systems or the introduction of modern technologies such as AI, machine learning and highly automated trading applications.Your role in the team In this role ...

Cloud-Native Application Architect | Modernization Leader

Location
Greater London, England, United Kingdom
Consulting is seeking an Application Architect focused on Application Modernization to design and guide the transformation of legacy systems into modern, scalable, cloud-native architectures across cloud platforms such as AWS, Azure, IBM Cloud, and Google Cloud. You will lead end-to-end architecture, design microservices ...

Consultant, Workday Financials, Technology & Transformation

Hiring Organisation
Deloitte
Location
London, United Kingdom
Salary
£ 80 K
inclusive team and actively supporting the development of individuals and teams, both formally and informally.Supporting data cleansing, conversion, and reconciliation from legacy systems, along with executing User Acceptance TestingDesirables:An active Workday Financials certification is a strong plus.Strong experience in Workday implementationExposure to core finance modules ...

Senior Delivery Consultant - Migrations, Application Migration, Modernization and Management

Hiring Organisation
AmazonWebServices
Location
London, United Kingdom
Salary
£ 80 K
serverless distributed solutions- AWS Associate level certification- Application discovery and dependency mapping- Migration tooling (Application Migration Service, Database Migration Service, Migration Hub)- Legacy system analysis and decommissioningAmazon is an equal opportunities employer. We believe passionately that employing a diverse workforce is central to our success. We make recruiting ...

Sr. Software Engineer (Salesforce)

Location
Greater London, England, United Kingdom
with every interaction, helping organizations understand their customers, deliver better experiences, increase operational efficiencies, and build a lasting competitive advantage. Unlike legacy systems built to route and answer, or standalone agentic bot vendors built to deflect, Dialpad was built to resolve. Our AI agents and human agents ...

Analysis Team Manager

Hiring Organisation
Verisk Analytics
Location
London, United Kingdom
Salary
£ 80 K
biggest technology transformations in its history. For decades, placing insurance and reinsurance business has relied on fragmented processes, legacy systems and manual documentation. Today, that is changing – and Whitespace, a Verisk business, is helping lead that transformation.We're now looking for an experienced Analysis Team Manager ...

Product Manager, Platform

Location
Greater London, England, United Kingdom
logistics, and manufacturing. These sectors are essential to our economy and daily lives, yet they are held back by inefficiencies, fragile legacy systems, and decades‐old ways of working. This is not just a business problem; it is a societal one. When grids fail, supply chains stall … requirement. We are committed to building a diverse team that reflects the industries and societies we serve. We are looking for a deeply technical, systems‐thinking Product Manager to own the core platform that powers Cogna’s AI‐first software creation tools. You will be responsible for building large ...

Systems Integrator

Location
Greater London, England, United Kingdom
drive significant advancements in our business operations and technology landscape. Our primary goal is to transition from our current reliance on legacy systems and specialized off‐the‐shelf tools to a more integrated, AI-driven, and data-centric operational model. Leveraging insights and guidance from our other … then build genuinely useful things on top of it. This is a two‐sided role. On one side, you'll integrate: wiring third‐party systems, internal apps and document storage into the environment we already have, setting sensible guardrails around access and cost, and adopting existing Group capability wherever ...

Insurance Program Manager

Hiring Organisation
FintechOS
Location
London Area, United Kingdom
help banks, credit unions, and insurers design, launch, and evolve financial products dramatically faster than traditional methods. Our platform sits above existing core systems, enabling institutions to modernize without rip-and-replace, and to innovate without rebuilding from scratch. Why This Role Exists Insurance organizations are facing increasing pressure … modernize legacy systems, accelerate product innovation, improve customer experiences, and respond to changing regulatory requirements. FintechOS enables insurers to navigate this transformation successfully. As our customer footprint continues to grow, we are seeking an experienced Program Manager to lead complex customer-facing transformation initiatives across the insurance ...

Head of Finance AI Transformation | Logistics Tech Scale-up

Hiring Organisation
Harmonic Group Ltd
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£100,000 - £150,000 per annum
finance function from first principles: own how finance operates in an AI-native, high-growth company, not as an improvement on legacy systems, but as a definition of the default state. Rebuild core processes (record to report, procure to pay, order to cash, FP&A) to eliminate … outcomes leadership needs: reduce time to close, time to forecast and time to decision. Give leadership real-time, high-quality financial insight, and build systems that scale to £100m+ revenue without breaking. Who Will Thrive In This Role You've built or redesigned finance systems and operating models ...

Algorithmic Trading Developer

Hiring Organisation
Berenberg
Location
London, United Kingdom
Salary
£ 80 K
teams offer you an environment that will present you with exciting challenges - be it through the support and further development of legacy systems or the introduction of modern technologies such as AI, machine learning and highly automated trading applications.Your Role in the team:As part of Berenberg … associated strategies and real-time trading desktops. This role contributes to both algo strategy design and the build-out of high-quality, real-time systems used for trading algo orders and liquidity seeking.What will you do Design and build high-quality Java engines for trading algo orders and liquidity ...