11 of 11 Legacy Applications Jobs in London

high-performance trading environments, ensuring low latency, resilience, and scalability for critical systems. You'll play a key part in modernising legacy applications, managing hybrid cloud infrastructure, and maintaining top-tier security standards. Join us to enable cutting-edge solutions that power global financial markets. Required Skills … particularly in trading or post-trade systems Understanding of security and compliance in financial environments Nice to Have: Experience migrating legacy financial applications Industry knowledge of trade processing systems AWS certifications such as Solutions Architect or DevOps credentials Familiarity with CI/CD pipelines and additional DevOps ...

automation , and container orchestration (Kubernetes, OpenShift). Advise on best practices for re-factoring, re-platforming, remediation and re-hosting legacy applications using modern frameworks and containerization. Basic Qualifications 10+ years of hands-on technical experience with mainframe systems and technologies such as COBOL, JCL, Assembler … Google Cloud Platform, VMWare Tanzu, IBM OpenShift, Oracle Cloud. Preferred Qualifications 15+ years designing architectures for mission-critical, large-scale transaction processing and batch applications on IBM z/IBM i systems. Experience with AI-assisted code relearning and conversion tools , automated modernization frameworks , and agentic AI orchestration . ...

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 ...

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 ...

with Active Security Clearance (SC) Working experience using ElasticSearch as core component, not just ELK logging Hands on support of legacy applications and infrastructure Strong experience with Nginx and Apache Tomcat/HTTP Working knowledge of Containerisation/Virtualisation (e.g. Docker, VMware) and Linux with Shell scripting. ...

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 ...

delivering modern, scalable architectures. You'll work closely with senior stakeholders, technical teams, and programme leadership to define integration patterns, modernise legacy applications, and ensure a smooth transition into cloud-native services. What you'll bring: Strong background as an Integration or Application Architect Proven experience designing … 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 ...

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 … across data, AI, security, and multi-cloud strategies, enabling digital transformation. Lead large-scale cloud transformation programmes, such as data centre exit and legacy modernisation. Ensure compliance with regulatory frameworks and enforce security best practice across all cloud environments. Mentor managers and consultants, building technical capability and leadership ...

high-performance trading environments, ensuring low latency, resilience, and scalability for critical systems. You'll play a key part in modernising legacy applications, managing hybrid cloud infrastruc click apply for full job details ...

translate business outcomes into technical plans. Desirable: Experience with complex domain platforms such as trading, logistics, or commodities. Experience modernising legacy applications and integrations. Knowledge of cloud platforms and SaaS ecosystems. Package: £120–150k base (depending on experience) Hybrid working (London-based) 18 Month FTC Head ...

office , middle office and front office systems including CRM Experience in large scale intricate application packaging Re-factoring code bases Moving Legacy applications to modern SaaS platforms Experience in automation and building AI practices in an engineering setting This is a senior role reporting into a visionary ...