Mainframe DB2 System Specialist

Barclays PLC; Knutsford, Glasgow; On-site; GBP 60,000 - 80,000; Full time

Job summary

A leading financial services institution is seeking a Mainframe DB2 System Specialist to build and maintain resilient infrastructure platforms. This role requires expertise in IBM DB2 systems and offers a mid-senior level position focused on delivering high-quality infrastructure solutions. The chosen candidate will help drive efficiencies through automation and ensure security across essential systems.

Qualifications

• Experience with IBM DB2 installation and maintenance.
• Strong understanding of mainframe operating system tools: TSO, JCL, REXX, SQL.
• Several years as a DB2 Systems Programmer.

Responsibilities

• Development and maintenance of infrastructure solutions.
• Monitor IT infrastructure performance to identify issues.
• Develop automated tasks to improve efficiency.
• Implement security configurations to protect infrastructure.
• Collaborate with various teams to define requirements.

Skills

IBM DB2 installation

Mainframe operating systems (TSO, JCL, REXX, SQL)

DB2 Systems Programming

System performance monitoring

DevOps tooling (VS Code, Db2 Developer Extensions)

z/OSMF

Broadcom tools

Db2 internal and RACF Security

Job description

Overview

Join Barclays as a Mainframe DB2 System Specialist, where you\'ll help build and maintain resilient infrastructure platforms supporting vital applications and data systems. Apply cutting-edge engineering and automation to ensure reliability, scalability, and security across core technologies.

Location: Knutsford (preferred) / Glasgow.

Responsibilities

• Build engineering: Development, delivery, and maintenance of high-quality infrastructure solutions to fulfil business requirements ensuring measurable reliability, performance, availability, and ease of use. Include identification of appropriate technologies and solutions to meet business, optimization, and resourcing requirements.
• Incident management: Monitor IT infrastructure and system performance to measure, identify, address, and resolve potential issues, vulnerabilities, or outages. Use data to drive down mean time to resolution.
• Automation: Develop and implement automated tasks and processes to improve efficiency and reduce manual intervention, utilising software scripting/coding disciplines.
• Security: Implement secure configuration and measures to protect infrastructure against cyber-attacks, vulnerabilities, and other security threats, including protection of hardware, software, and data from unauthorised access.
• Teamwork: Cross-functional collaboration with product managers, architects, and other engineers to define IT infrastructure requirements, devise solutions, and ensure seamless integration and alignment with business objectives via a data-driven approach.
• Learning: Stay informed of industry technology trends and innovations, and actively contribute to the organization\'s technology communities to foster a culture of technical excellence and growth.

Qualifications

• Experience with IBM DB2 installation, maintenance, and upgrade, and related products (DB2 CA, DB2 Connect, Data Studio, etc.).
• Excellent understanding of mainframe operating system tools: TSO, JCL, REXX, SQL, etc.
• Several years of practical experience as a DB2 Systems Programmer.
• Strong understanding of system performance and monitoring techniques.
• Experience with DevOps tooling (e.g., VS Code, Db2 Developer Extensions).
• Experience with z/OSMF.
• Experience with Broadcom and IBM Db2 tools.
• Experience with Db2 internal and RACF Security.

Senior / Leadership Expectations

• To advise and influence decision making, contribute to policy development, and take responsibility for operational effectiveness. Collaborate closely with other functions/business divisions.
• Lead a team performing complex tasks, using professional knowledge to deliver work that impacts the whole business function. Set objectives and coach employees toward them, with performance appraisal and reward considerations.
• Demonstrate leadership behaviours where applicable: Listen, Energise, Align, Develop others.
• For individual contributors, lead collaborative assignments and guide team members, identifying cross-functional needs to complete assignments and exploring new directions for projects.
• Consult on complex issues; provide advice to leadership to resolve escalated issues.
• Identify ways to mitigate risk and develop new policies/procedures in support of control and governance.
• Take ownership for managing risk and strengthening controls related to the work performed.
• Collaborate with other areas to provide business-aligned support and keep up to speed with business activity and strategy.
• Engage in analysis of data from multiple sources to solve problems creatively and effectively.
• Communicate complex information clearly to stakeholders and influence outcomes.

Values

All colleagues will be expected to demonstrate the Barclays Values of Respect, Integrity, Service, Excellence and Stewardship — our moral compass, helping us do what we believe is right. They will also be expected to demonstrate the Barclays Mindset — to Empower, Challenge and Drive.

Employment details

• Seniority level: Mid-Senior level
• Employment type: Full-time
• Job function: Information Technology
• Industries: Banking and Financial Services