10 of 10 Contract Legacy Applications Jobs in England

Java Developer

Hiring Organisation
Hays Technology
Location
Reading, Berkshire, United Kingdom
Employment Type
Contract
Contract Rate
£375 - £410/day c. £410 per day
secure and highly regulated environment. Your new role As a Java Developer, you will be responsible for supporting and enhancing legacy applications, providing L3 support, and contributing to ongoing system improvements. You will work within a collaborative team, ensuring the stability and performance of key applications. What … Spring Framework Strong knowledge of Oracle PL/SQL Familiarity with WebLogic, JDBC/ODBC Experience in supporting legacy applications and handling L3 support Working knowledge of Elasticsearch Desirable Skills: Spring Boot Docker Git Jenkins Cloud technologies ETL processes What you'll get in return Opportunity ...

.Net API Developer - £425+ per day Inside IR35 - Hybrid

Hiring Organisation
Exalto Consulting ltd
Location
North Yorkshire, Yorkshire, United Kingdom
Employment Type
Contract
Contract Rate
£425+ per day Inside IR35
helping to keep key systems stable, secure and aligned with changing business needs. The role will suit someone comfortable working with legacy applications as well as supporting modernisation activity. You will investigate production issues, improve code quality, contribute to refactoring and support planning for migration towards newer … requirements, deliver enhancements and support application updates with minimal disruption to users. What you will be doing: Maintaining and enhancing legacy .NET applications using ASP.NET, .NET Framework and C# Building, supporting and improving APIs and application services where required Investigating and resolving production issues through root cause ...

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 ...

Senior Cloud Platform Engineer

Hiring Organisation
Rise Technical Recruitment
Location
Milton Keynes, Buckinghamshire, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £550/day
readiness, platform build, Infrastructure as Code, DevSecOps tooling and ongoing cloud support. There will also be a strong focus on migrating legacy applications into cloud environments, improving platform reliability and making sure services are secure, compliant and fit for purpose. This would suit a hands-on cloud … employer. Rise are not responsible or liable for any hiring decisions made by the end client. We are an equal opportunities company and welcome applications from all suitable candidates. ...

SC Cleared Cloud Engineer

Hiring Organisation
Sanderson Recruitment
Location
Milton Keynes, Buckinghamshire, South East, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
Up to £560 per day + Inside IR-35
doing: Designing and building cloud infrastructure across Azure (and some AWS) Creating and implementing cloud landing zones Migrating legacy applications into cloud environments Developing Infrastructure as Code (Terraform or Bicep) Building and maintaining CI/CD pipelines Implementing monitoring, logging, and alerting solutions Managing identity and access … 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 ...

Platform Modernisation Lead

Hiring Organisation
Adecco
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£800 - £900/day
excellence. Maintain end-to-end accountability for platform production readiness, ensuring it meets enterprise standards. Support and enable the migration of legacy applications to the cloud, contributing to broader cloud adoption initiatives. Collaborate with cross-functional teams to ensure operational readiness, resilience, and effective integration into live ...

Linux Engineer

Hiring Organisation
VIQU IT
Location
London, Tower, United Kingdom
Employment Type
Contract
Contract Rate
£450 - £550/day
across all systems. The programme spans a broad and complex application estate — including core banking platforms, identity infrastructure, integration middleware, containerised workloads, and legacy line-of-business applications. This role requires someone who can build and maintain the hardening automation pipeline and also operate effectively at the application … monthly patching processes, including vulnerability reporting, approvals, and phased deployments Troubleshoot hardening-related issues across Docker, AppArmor, kernel settings, filesystems, and legacy applications Create pre-migration audit scripts to capture server configurations and dependencies Support and remediate issues across complex application environments including Ping, Netcall, SFTP, syslog ...

CGEMJP00343091 - Senior C Developer (Oracle Pro*C)

Hiring Organisation
CBSbutler Holdings Limited trading as CBSbutler
Location
Telford, Shropshire, United Kingdom
Employment Type
Contract
Contract Rate
£430/day inside ir35
database specialists, contributing to large-scale backend systems used across the public sector. What You'll Be Doing Analysing and enhancing existing C-based applications Supporting the migration from legacy Ingres databases to Oracle environments Updating application-to-database connectivity Improving performance, resilience and error handling Supporting … support runbooks Collaborating within Agile delivery teams and wider programme stakeholders Essential Skills Strong commercial experience developing in C Experience supporting and enhancing backend applications Strong troubleshooting and problem-solving skills Experience working through the full software development lifecycle Ability to work effectively within Agile teams Highly Desirable Oracle ...

Application Support (Oracle / Unix)

Hiring Organisation
Henderson Scott
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£350 - £385 per day + umbrella rate
Title: Application Support Engineer (Legacy/Infrastructure) Location: Remote (occasional site visits) Duration: 6 Months Clearance: SC Essential/NPPV3 nice to have. Overview: We are seeking an experienced Application Support Engineer to join a key programme. This role focuses on maintaining legacy infrastructure, L3 problem … service documentation while transitioning towards modern DevOps practices and CI/CD automation. Key Responsibilities: Provide L3 support and problem resolution for legacy applications. Maintain/update service documentation and perform peer reviews. Build and support CI/CD pipelines. Manage Oracle 11 environments (RAC, RMAN) and Solaris ...

Pega Robotics Engineer - Remote

Hiring Organisation
LA International Computer Consultants Ltd
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP Daily
International Trade over consecutive years. We are committed to fostering an inclusive, equitable and accessible workplace where everyone feels valued and supported. We welcome applications from all individuals, regardless of background or identity, and we encourage candidates who may not meet every listed requirement to still apply. … please let us know and we will work with you to ensure a fair and accessible experience. Please Note: If a high volume of applications is received, only candidates shortlisted will be contacted. ...