Mainframe Engineer

Hybrid Working - London - 2 days a week on site.

Financial Services

Lorien's leading banking client is looking for a n experienced Mainframe Engineer, this person will support the test environments to enable delivery of features to mobile/online banking customers. The person will have hands-on experience with CICS webservices, ZOS Connect, DB2, SQL, SOAP, WSDL along with along with understanding of AWS Services

This role is based in London.

This role will be Via Umbrella.

Working in a Hybrid Model of 1 day 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 with in Digital Channels
• Collaborate closely with DataPower and AWS teams to understand integration points and troubleshoot cross-platform dependencies.
• Monitor AWS cloud resources including CloudWatch for logging and alerting, DynamoDB for database management, and AWS Lambda for serverless compute tasks related to project workflows.
• Implement best practices for environment stability, performance tuning, and security compliance.
• Produce detailed technical documentation, status reports, and issue logs for ongoing support and knowledge sharing.
• Communicate effectively with cross-functional teams including developers, infrastructure engineers, and project managers to ensure timely resolution of issues and alignment on priorities.
• Work on automation using but not limited to Python, Shell Scripting, and GitLab pipeline.

Required Skills and Qualifications:

• Proven experience in Mainframe environments, particularly with CICS webservices, ZOS Connect EE, DB2, and batch processing.
• Strong skills in Mainframe transaction management, JCL, and system debugging tools.
• Familiarity with SOAP, WSDL, JSON, and integration patterns such as SOA and RESTful APIs.
• Good working knowledge of AWS services, particularly CloudWatch, DynamoDB, and Lambda, including monitoring, troubleshooting, and optimisation.
• Excellent verbal and written communication skills to effectively articulate technical issues and solutions.
• Ability to work under pressure and manage multiple priorities in a fast-paced environment.
• Strong problem-solving skills and a proactive approach to identifying and resolving issues.

Desirable:

• Python knowledge, Experience with Gitlab pipeline, Improvement/Automation with AI

IND_PC3

Guidant, Carbon60, Lorien & SRG - The Impellam Group Portfolio are acting as an Employment Business in relation to this vacancy.