5 of 5 Legacy Applications Jobs in the City of London

AI Application Architect

Hiring Organisation
Jobleads-UK
Location
City Of London, England, United Kingdom
solutions from scratch, you will apply agentic AI to transform how projects are executed end‐to‐end. What you’ll do Architect AI‐powered applications using autonomous and semi‐autonomous agentic frameworks. Apply AI agents across all delivery phases: analysis, design, build, test, deploy, and operations. Modernise legacy applications using agentic AI for discovery, transformation, and refactoring. Define end‐to‐end architectures integrating traditional software, LLMs, vector stores, and orchestration. Drive AI adoption within Avanade Regions, enabling AI‐driven solution roadmaps. Contribute to solution planning and design across multi‐disciplinary and multi‐cloud environments. Develop ...

Lead AI Enabled Software/DevOps Engineer

Hiring Organisation
Guidant Global
Location
London, City of London, United Kingdom
Employment Type
Contract
Contract Rate
£700 - £850/day
teams - Set architectural direction for API-first design, system integration, and platform enablement for AI - Lead the evolution of legacy or existing applications towards modern, service-based and API-driven architectures - Define and guide integration patterns between applications, platforms, and AI services - Make informed decisions … code, testing, and maintainability - Strong experience designing and delivering API-driven and microservice-based systems - Proven ability to modernise or integrate legacy applications into modern software and platform architectures - Solid development experience in TypeScript and Python - Experience working across software delivery, infrastructure, CI/CD, and operational ...

Software Engineer

Hiring Organisation
SRG
Location
City of London, London, England, United Kingdom
Employment Type
Contractor
Contract Rate
Competitive salary
modernisation of front-office web applications. As an experienced Software Engineer you'll build and maintain Angular front-ends, migrate legacy applications onto modern frameworks, and deliver clean, reliable code to a high standard - with the seniority to mentor other developers along the way. 6+ years' full … stack development experience Strong Angular, Strong .NET and legacy ASP.NET MVC Solid grounding in SOLID principles, clean code and software craftsmanship Experience with WebSockets; Git and Jira; XL Deploy/XL Release a bonus SQL Server and investment banking experience advantageous An agile mindset and genuine care ...

PowerBuilder Consultant

Hiring Organisation
Henderson Scott
Location
City of London, London, United Kingdom
Employment Type
Contract
wants to use that experience to influence application modernisation rather than day-to-day feature development. You'll be responsible for: Reviewing existing PowerBuilder applications Investigating performance, stability and technical issues Assessing application architecture and integrations Identifying technical risks and improvement opportunities Producing recommendations and technical documentation Helping define … future modernisation and migration strategies Working closely with technical and business stakeholders Experience assessing or modernising legacy applications would be highly beneficial. Location: Nearest tube Liverpool St/Bank (2 days per week) If you like to hear more, please apply for more information. ...

PowerServer Engineer

Hiring Organisation
Henderson Scott
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£93,921
project and we're looking for an experienced PowerServer Engineer with strong PowerBuilder experience. This is an excellent opportunity to assess and modernise existing applications, identify technical improvements and help shape the future roadmap for a key enterprise platform. We're looking for experience with: PowerBuilder and PowerServer (Appeon … Application assessment, troubleshooting and performance optimisation Legacy application modernisation SQL Server and/or Oracle databases Client-server and web-based applications Producing technical recommendations and documentation Experience with Azure, AWS or application migration projects would be beneficial. Location: London (2 days per week) If you have ...