19 of 19 Mainframe Jobs in London

This is for a contract role! The role focuses on ownership of a critical DB2 subsystem, ensuring availability, resilience and performance in a production environment. The scope covers SMP E driven installation and upgrades, tuning ...

looking to appoint an experienced SQL DBA to take full ownership of their database estate across the business. The organisation operates a legacy mainframe system that is now out of support. While it is currently stable, there is a clear business risk, and they require a proactive DBA to manage ...

looking to appoint an experienced SQL DBA to take full ownership of their database estate across the business. The organisation operates a legacy mainframe system that is now out of support. While it is currently stable, there is a clear business risk, and they require a proactive DBA to manage ...

This is for a contract role! The role focuses on ownership of a critical DB2 subsystem, ensuring availability, resilience and performance in a production environment. The scope covers SMP E driven installation and upgrades, tuning ...

/OS Mainframe Engineer Hybrid Working - London - 2 days a week on site. Financial Services Lorien's leading banking client is looking for a Z/OS Mainframe Engineer to join the expanding team. The person will support the test environments to enable delivery of features to mobile/online … Hybrid Model of 2 days a week on site. Key Responsibilities: Provide expert support and timely resolution of environment issues focusing on Mainframe systems and related infrastructure. Work on test data support requirement for the teams within Digital Channels Collaborate closely with DataPower and AWS teams to understand integration points ...

looking to appoint an experienced SQL DBA to take full ownership of their database estate across the business. The organisation operates a legacy mainframe system that is now out of support. While it is currently stable, there is a clear business risk, and they require a proactive DBA to manage ...

Mainframe Developer With Cics Webservices Job Description Role Overview Role/Job Title: Mainframe Developer with CICS Webservices Work Location: London Mode of Working: Hybrid Office Requirement (if hybrid): 2 3 days a week Key Skills Required Mainframes CICS Webservices Required Skills Experience working in ZOS Connect ...

Details Role/Job Title: Data Architect Mainframe Migration & Modernization Work Location: 250 Bishopsgate, London, UK Mode of Working: Hybrid Office Attendance: 2 days per week The Role As a Mainframe Data Architect with data migration expertise, you will be responsible for moving critical data off the mainframe with zero … event-driven architectures; saga orchestration. CQRS patterns: Command/query separation; event sourcing and state reconstruction; eventual consistency, when CQRS is justified for mainframe migration vs. overkill. Database internals: Index structures (B-tree, bitmap, etc.), query planning, partitioning strategies; how Db2 vs. PostgreSQL differ in storage and execution. Data quality ...

Data Architect Mainframe Migration & Modernisation (Contract) Were recruiting an experienced Data Architect to lead a critical mainframe data migration and modernisation programme for a large enterprise environment. This is a hands-on, delivery-focused role working on complex Db2 on z/OS systems and migrating data to modern cloud … architecture, validation, reconciliation, and event-driven design. Key Responsibilities Design and operate CDC pipelines (IBM CDC, Precisely or equivalent) Migrate data from Db2/mainframe (z/OS) to PostgreSQL/Aurora Build Kafka-based integration pipelines and event-driven architectures Deliver dual-run migrations, cutover planning, rollback and reconciliation ...

IR35 Our client, a major UK-focused bank offering retail, commercial, and private banking services are urgently looking for an IBM DataPower Engineer with mainframe Modernization experience. The successful candidate will be responsible for designing and implementing secure, high-performance integration solutions using IBM DataPower Gateway to expose mainframe services … tuning, and compliance (PCI DSS, GDPR). Essential skills/knowledge/experience: Strong experience in IBM DataPower Gateway configuration and troubleshooting. Knowledge of Mainframe integration patterns (CTG, IMS Connect, MQ). Expertise in API security, XSLT, and GatewayScript. Familiarity with API Connect, DevOps automation, and observability tools. Desirable skills ...

DataPower Engineer Mainframe Modernisation (Contract) Were recruiting for an experienced IBM DataPower Engineer to support a large-scale mainframe modernisation programme within a complex enterprise environment. This is a contract role, ideal for specialists in secure API integration and legacy-to-digital transformation. The Role Youll design, build and support … high-performance integration solutions using IBM DataPower Gateway, exposing core mainframe services as modern APIs. Working across hybrid environments, youll bridge z/OS applications with API platforms and cloud-native services, ensuring security, resilience and scalability. Key Responsibilities Design and configure IBM DataPower services (MPGW, XML Firewall, WS-Proxy ...

Mainframe DB2 System Administrator (Contract) Were recruiting an experienced Mainframe DB2 System Administrator to support a large, enterprise-scale IBM Z environment. This is a hands-on role focused on DB2 for z/OS system-level administration, availability, performance, and resilience. Youll work on critical production systems, owning … Broadcom/CA tools (Platinum, SYSVIEW for DB2) Implementing and managing DB2 security via RACF, ACF2 or Top Secret Supporting high-availability, production mainframe environments Client-facing communication and participation in vendor engagements Essential Skills & Experience Strong experience as a DB2 System Administrator/Systems Programmer DB2 for z/ ...

Mainframe Network Specialist Needed Work Location UK, London Mode of working - Work from home Start Date - Immediate Salary - GBP 300/day Inside IR35 Job Type - 6 months Mainframe Network Responsibilities: Configuration and administration of IBM z/OS mainframe network software. Configuration and administration of network related 3rd party … system software. Provision of technical support for Mainframe Networking issues during the normal working day and out of hours on call support. Act as a Mainframe Networking resource for internal and external projects. Monitor the performance of mainframe networking components and instigate remedial action. Production of clear technical documentation ...

Data Architect Mainframe Migration & Modernisation (Contract) Were recruiting an experienced Data Architect to lead a critical mainframe data migration and modernisation programme for a large enterprise environment. This is a hands-on, delivery-focused role working on complex Db2 on z/OS systems and migrating data to modern cloud ...

Position: Mainframe Modernization - IBM DataPower Engineer Location: London, UK (Hybrid-2 days a week from office) 6 months contract position Role description: As a IBM DataPower engineer with mainframe Modernization experience , you will be responsible for designing and implementing secure, high-performance integration solutions using IBM DataPower Gateway to expose … mainframe services (CICS, IMS, click apply for full job details ...

Position: Mainframe Modernization - IBM DataPower Engineer Please make sure you read the following details carefully before making any applications. Location: London, UK (Hybrid-2 days a week from office) 6 months contract position Role description: As a IBM DataPower engineer with mainframe Modernization experience , you will be responsible for designing … implementing secure, high-performance integration solutions using IBM DataPower Gateway xkybehq to expose mainframe services (CICS, IMS, Please click on the apply button to read the full job description ...

Mainframe DB2 System Administrator (Contract) Were recruiting an experienced Mainframe DB2 System Administrator to support a large, enterprise-scale IBM Z environment. This is a hands-on role focused on DB2 for z/OS system-level administration, availability, performance, and resilience. Youll work on critical production systems, owning ...

DataPower Engineer Mainframe Modernisation (Contract) Were recruiting for an experienced IBM DataPower Engineer to support a large-scale mainframe modernisation programme within a complex enterprise environment. This is a contract role, ideal for specialists in secure API integration and legacy-to-digital transformation click apply for full job details ...