9 of 9 Legacy Applications Jobs in London

LAP Security Architect

Hiring Organisation
Sanderson Recruitment
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £750 per day
Remote - adhoc travel to London Duration; 6 month initial You will be supporting a Legacy Application program in upgrading hundreds of business applications across Wintel, Linux and cloud environments. Core Competencies Legacy System Modernisation: Proven experience in upgrading legacy applications while maintaining … experience conducting or supporting pre- and post-deployment security assessments, vulnerability management, and remediation planning. Technical Experience Wintel/Linux: Securing legacy applications via patching, hardening, and privilege management (e.g., Active Directory, SELinux). Cloud (AWS/Azure/GCP): Designing IAM policies, encryption (FIPS 140-validated ...

LAP Security Architect

Hiring Organisation
Sanderson Recruitment
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP 500 - 750 Daily
Remote - adhoc travel to London Duration; 6 month initial You will be supporting a Legacy Application program in upgrading hundreds of business applications across Wintel, Linux and cloud environments. Core Competencies Legacy System Modernisation: Proven experience in upgrading legacy applications while maintaining ...

Technical Architect

Hiring Organisation
Brightbox GRP Ltd
Location
East London, London, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £525 per day
role in shaping integration platforms, guiding engineering teams, and ensuring solutions meet regulatory, operational, and business needs. Key Responsibilities Review and assess legacy application, integration, and data warehouse architectures Design target-state architectures, including modern .NET structures, containerized workloads, and scalable platforms Recommend modernization and cloud strategies across ...

C# Developer Architecture Focused

Hiring Organisation
Adecco
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£415 per day
greenfield development , collaborating closely with engineering, DevOps, DBAs, and governance teams in a structured, enterprise environment. What You'll Be Doing Designing and developing applications using .NET Framework/.NET Core , React/TypeScript , Python , and relational databases Refactoring and modernising legacy systems to reduce technical debt … global technology teams What We're Looking For Strong experience with C#.NET in complex or enterprise environments Proven ability to modernise legacy applications Good architectural understanding and secure development mindset Experience with SQL Server and/or Oracle Comfortable working across the full SDLC in a controlled ...

Platform Engineer - Active SC, Oracle, Java

Hiring Organisation
Hays Specialist Recruitment Limited
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£500 - £550 per day
Requirements: Proven commercial experience working as a Platform Engineer within the public sector. Active SC Clearance. Experience maintaining and troubleshooting legacy applications/infrastructure, including Oracle, WebLogic, and Elasticsearch. Building and supporting CI/CD pipelines, refactoring code, and developing automated tests. Strong knowledge of Nginx, Apache ...

Senior Developer

Hiring Organisation
Hays Specialist Recruitment Limited
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£500 - £550 per day
Advanced proficiency in Java technologies (SE 8, EE 5/6/11, EJB, JSP) Proven experience supporting and modernising legacy applications Demonstrated ability to refactor complex codebases and develop robust automated tests Strong background integrating solutions with auditing and protective monitoring services Hands-on experience with … Oracle WebLogic 11gR1, PL/SQL, and Oracle BI Proficiency in building and supporting Java applications using ODBC/JDBC with stored procedures Practical experience developing and supporting Elasticsearch solutions Nice to have: Familiarity with IBM Initiate Master Data Management Experience working with Nginx Understanding of Apache Tomcat ...

AWS Solution Architect

Hiring Organisation
Accenture
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
Competitive salary
clients across industry sectors - helping them turn their cloud strategy into reality. Help design and deliver transformative cloud solutions - from migrating legacy applications onto Cloud, to building innovative, new cloud-native applications. Continue to learn and grow - we actively encourage and support continuous learning and certification. Serve ...

AWS Solution Architect Data & AI Specialist

Hiring Organisation
Accenture
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
Competitive salary
clients across industry sectors - helping them turn their cloud strategy into reality. Help design and deliver transformative cloud solutions - from migrating legacy applications onto Cloud, to building innovative, new cloud-native applications. Continue to learn and grow - we actively encourage and support continuous learning and certification. Serve … governance standards. Apply cost optimisation principles and manage budgets effectively to deliver value-driven solutions. Drive cloud-first strategies, including modernisation of legacy workloads and adoption of serverless and containerised architectures. Implement robust security and governance controls, ensuring compliance with organisational and regulatory requirements. Guide and mentor consultants ...

Programme Manager

Hiring Organisation
Sanderson
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
Salary negotiable
public-sector environments. The role is hybrid working in London and is Inside IR35. Key Responsibilities Oversee end-to-end programmes focused on legacy application modernisation and upgrades. Lead on-premise to cloud transformation programmes (AWS and/or Azure). Drive the successful delivery of software … Adjustments: Respect and equality are core values to us. We are proud of the diverse and inclusive community we have built, and we welcome applications from people of all backgrounds and perspectives. Our success is driven by our people, united by the spirit of partnership to deliver the best ...