Automation Systems Programmer – Mainframe Job at Vertali Ltd

Automation Systems Programmer – Mainframe

SME support for migration, installation, maintenance, and performance of IBM z/O...

Location

United Kingdom

Salary:

Not provided

Vertali Ltd

Expiration Date

Until further notice

Requirements

Install and maintain z/OS, JES2, SMP/E, RACF
Manage system patches, upgrades, and tuning
Troubleshoot complex mainframe issues
Collaborate on integrations and deployments
Ensure security and regulatory compliance
Demonstrable z/OS systems programming experience
JCL, REXX, CLIST, SMP/E
Experience with ISV tools (Broadcom, BMC, etc.)

Job Responsibility

SME support for migration, installation, maintenance, and performance of IBM z/OS environments
Ensure system reliability, security, and efficiency while supporting modernization and compliance efforts

Mainframe z/OS Systems Programmer

We are seeking an experienced z/OS Systems Programmer to join our IT team. The i...

Location

United States , Austin

Salary:

Not provided

Dutech Systems

Expiration Date

Until further notice

Requirements

5+ years of experience in z/OS Systems Programming
Strong knowledge of JES2, OMVS, SMS, TSS (Top Secret Security), performance monitoring, and REXX scripting
Excellent problem-solving and analytical skills with the ability to diagnose and resolve technical issues
Strong communication skills, able to work effectively with technical teams and business stakeholders

Job Responsibility

Perform z/OS Systems Programming tasks, including configuration, installation, and maintenance of z/OS operating environments
Manage JES2, z/OS Unix System Services (OMVS), and Storage Management Subsystem (SMS)
Administer and support TSS (Top Secret Security), ensuring appropriate access control and security compliance
Monitor system performance and perform initial analysis of performance issues to provide solutions and optimizations
Write and maintain REXX scripts to automate system tasks and processes
Collaborate with infrastructure and application teams to configure and maintain TLS (certificates, SSL, RSA Keys, SFTP, FTPS) for secure communication
Utilize SMP/E for system modification and management of z/OS environments
Create and maintain system-level documentation, technical designs, and support artifacts

Z/OS Mainframe Systems Programmer

The z/OS Mainframe Systems Programmer will be responsible for upgrading and supp...

Location

United Kingdom , Sheffield

Salary:

Not provided

NTT DATA

Expiration Date

Until further notice

Requirements

Multiple years of z/OS systems programming experience
Very strong Parallel Sysplex skills
z/OS, TSO/ISPF, USS, SDSF, JCL, RACF
Installation of several different IBM and CA products
Extensive experience of installing many IBM and CA products
Deep mastery of z/OS architecture, including IPL procedures, JES2/JES3 configurations, Sysplex management, SMF data collection, and parmlib customization
Proficient in writing and debugging system-level routines and automation: Assembler for exits and control blocks, REXX for scripting and batch utilities, JCL for job submission, parameterization, and workflow control
Managing hardware and logical resources across LPARs: DASD and tape allocation via HCD/HCM, LPAR configuration in HMC, Security administration using RACF or equivalent
Analytical troubleshooting of abends, storage hangs, and performance anomalies using: Dump analysis with IPCS, SLIP and trace tools, System logs and console messages
Ensuring data integrity and swift recovery with: DFSMShsm policies and recall management, FDR/ABR for high-speed backups, FlashCopy or virtual tape replication for near-instant restores

Job Responsibility

Upgrading, maintaining and supporting the z/OS operating system
Upgrading, maintaining and supporting ISV products particularly from vendors: IBM and Computer Associates (CA)
Working closely with the other Engineering teams to ensure the systems that are built are stable, available, up to date and running as effectively and efficiently as possible
Managing hardware and logical resources across LPARs: DASD and tape allocation via HCD/HCM, LPAR configuration in HMC, Security administration using RACF or equivalent
Ensuring data integrity and swift recovery with: DFSMShsm policies and recall management, FDR/ABR for high-speed backups, FlashCopy or virtual tape replication for near-instant restores
Optimizing system throughput and response times utilizing: RMF and SMF report analysis, OMEGAMON or BMC MainView dashboards, WLM classification and tuning
Configuring and supporting mainframe connectivity: VTAM and SNA definitions, TCP/IP stack on z/OS, OSA adapter and Coupling Facility communication
Executing OS and product upgrades with industry-standard utilities: SMP/E for PTF, APAR, and deliverable management, z/OSMF workflows for streamlined maintenance, Broadcom (e.g., Topaz), IBM, and BMC tooling for fix management and compliance reporting

What we offer

Comprehensive, locally competitive benefits package

Fulltime

CICS System Programmer

We are seeking an experienced CICS System Programmer to support and maintain IBM...

Location

Salary:

Not provided

Maintec Technologies

Expiration Date

Until further notice

Requirements

7+ years of hands-on experience as a CICS Systems Programmer in a z/OS mainframe environment
Deep knowledge of CICS TS architecture, internals, and system exits
Strong expertise in CICS installation, configuration, and maintenance
Proficient in SMP/E, JCL, REXX, and mainframe scripting languages
Experience with CICS performance tuning and monitoring tools
Understanding of z/OS subsystems including DB2, MQ, and JES2/JES3
Familiarity with automation, job scheduling, and monitoring tools
Excellent communication and coordination skills for working with cross-functional teams
Experience with ITIL processes (Change, Incident, and Problem Management)

Job Responsibility

Install, configure, and upgrade IBM CICS Transaction Server (CICS TS) on z/OS
Customize and maintain CICS regions, exits, and related system components
Monitor and tune CICS performance, ensuring high availability and responsiveness
Troubleshoot and resolve system and application-related issues within CICS environments
Implement and maintain CICS security using RACF or equivalent tools
Work with development and infrastructure teams to support application deployment and integration
Create and maintain system documentation, job procedures, and recovery processes
Participate in disaster recovery planning and testing
Provide on-call support and after-hours assistance for critical issues or scheduled maintenance
Ensure compliance with internal standards, audit requirements, and best practices

IMS Systems Programmer

Join us as an AVP in IMS Systems Programming at Barclays, you’ll play a pivotal ...

Location

United Kingdom , Knutsford

Salary:

Not provided

Barclays

Expiration Date

Until further notice

Requirements

Configuring and managing IMS in a parallel Sysplex environment
Deep understanding of IMS software management concepts including SMP
Strong Z/OS skills in JCL/TWS/REXX/RACF

Job Responsibility

Build Engineering: Development, delivery, and maintenance of high-quality infrastructure solutions
Incident Management: Monitoring of IT infrastructure and system performance
Automation: Development and implementation of automated tasks and processes
Security: Implementation of a secure configuration and measures
Teamwork: Cross-functional collaboration
Learning: Stay informed of industry technology trends and innovations

What we offer

Competitive holiday allowance
Life assurance
Private medical care
Pension contribution

Fulltime

ZOS System Programmer

Location

Poland

Salary:

Not provided

DCG Sp. z o. o.

Expiration Date

Until further notice

Requirements

Strong knowledge and hands-on experience with z/OS and related system software
Programming experience in REXX and JCL
Understanding of SMP/E software installation and maintenance
Knowledge of Sysplex, Parmlib, Proclib, JES2
Excellent communication skills in English

Job Responsibility

Develop and maintain software components, tools, and automation scripts in the z/OS environment
Support the full software lifecycle — installation, customization, upgrades, and maintenance (SMP/E)
Implement automation and DevOps solutions using REXX, JCL, Ansible, ZOWE, z/OSMF
Troubleshoot and resolve complex issues (third-line development support)
Analyze and optimize system and application performance (RMF, SMF, Omegamon)
Configure and maintain z/OS subsystems and related components (Sysplex, Parmlib, Proclib, JES2)
Participate in mainframe modernization and migration projects (e.g., z/OS 3.1 upgrades, Sysplex migration)
Create and maintain technical documentation
Collaborate with customers, vendors, and technical project teams

What we offer

Sports card co-financing
Constant consultant support
Employee referral program

New

Human Resources Administrator

We are seeking a reliable and organised HR Administrator to support the day-to-d...

Location

United Kingdom , Ammanford

Salary:

19827.60 GBP / Year ▼

360 Resourcing Solutions

Expiration Date

Until further notice

Requirements

Previous administrative experience (HR experience desirable but not essential)
Strong organisational and communication skills
Good attention to detail and ability to manage confidential information
Proficiency in Microsoft Office (essential) and HR systems (desirable)

Job Responsibility

Provide administrative support to the HR team across all HR activities
Maintain and update employee records and HR systems
Assist with recruitment processes, including scheduling interviews and preparing documentation
Process HR documentation such as contracts, letters, and amendments
Assist with payroll administration and employee data changes
Respond to employee queries and provide general HR guidance
Ensure HR records comply with data protection and company policies

What we offer

Profit Share Bonus Scheme
Online discount portal including money off retail brands and holidays
Employee Care Helpline and access to a digital GP
staff discount scheme
Death in Service benefit
formal training and career progression opportunities

Parttime

New

Principal Software Engineer

Azure Container Apps is part of the broader Azure organization, with a mission t...

Location

China , Shanghai

Salary:

Not provided

Microsoft Corporation

Expiration Date

Until further notice

Requirements

Bachelor's Degree in Computer Science, Engineering, or a related technical field and 8+ years of technical engineering experience with coding in one or more programming languages such as C, C++, C#, Java, JavaScript, or Python, or equivalent practical experience.
5+ years of people management or technical leadership experience leading engineers and driving delivery across complex projects.
Master's Degree in Computer Science, Engineering, or a related technical field and 10+ years of technical engineering experience with coding in languages such as C, C++, C#, Java, JavaScript, or Python, or equivalent experience.
Bachelor's Degree in Computer Science, Engineering, or a related technical field and 12+ years of technical engineering experience with coding in languages such as C, C++, C#, Java, JavaScript, or Python, or equivalent experience.

Job Responsibility

Design: Leads the team in developing clear, well-articulated test strategies and defining measurable success criteria for quality outcomes.
Coding: Sets a high bar for engineering quality by coaching others through code reviews that ensure solutions meet team and organizational standards for correctness, reliability, scalability, and maintainability.
Reliability and Supportability: Leads the design and review of instrumentation and telemetry across systems to capture meaningful signals on performance, reliability, availability, usage, and safety.
Understanding User Requirements: Guides collaboration with key stakeholders, including product managers and technical leads, to identify and refine user requirements across team boundaries.
Implementation: Acts as a technical leader in experimentation, guiding teams in evaluating the effectiveness of changes through prototyping, testing, and data-driven analysis across products and partner teams.
Planning and Execution: Guides multiple groups in developing project plans, release plans, and work items in coordination with appropriate stakeholders.

Fulltime

Automation Systems Programmer – Mainframe

Vertali Ltd

Location:
United Kingdom

Category:
IT - Software Development

Contract Type:
Not provided

Salary:

Job Description:

Job Responsibility:

Requirements:

Additional Information:

Job Posted:
January 10, 2026

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