1 to 25 of 98 Permanent Mainframe Jobs

application architecture and modernisation projects. Strong knowledge of public and hybrid cloud platforms. Expertise in microservices, containerization (Docker, Kubernetes), and API design. Familiarity with legacy systems (e.g., monolithic applications, mainframes) and migration strategies. Experience with Agile and DevOps practices and CI/CD pipelines. Excellent communication and stakeholder management skills. Ability to adapt quickly to new technologies Awareness of emerging More ❯

Contract Role - Mainframe Assembler Developer Contract Leeds/Halifax/Edinburgh/Hybrid 06 Months Initial We are currently seeking a skilled and proactive Mainframe Assembler Developer to join a leading financial institution. You will play a key role in supporting and enhancing legacy systems critical to banking operations. The ideal candidate will have strong technical expertise in Assembler and … related mainframe technologies, combined with solid experience in high-volume, regulated environments. Role Overview: Job Title: Mainframe Assembler Developer Location: Leeds/Halifax/Edinburgh/Hybrid (2 days per week onsite) Contract Type: Contract Duration: 06 months initially Sector: Banking Required Skills & Experience: Proven experience with IBM Mainframe Assembler (HLASM) development. Strong understanding of z/OS , JCL , TSO … written and verbal. Nice to Have: Knowledge of regulatory and compliance requirements in the banking domain. Exposure to system modernization or migration projects. Experience with automated testing tools for mainframe environments. Please feel free to contact myself Daisy Nguyen (dnguyen@gibbsconsulting.com) at Gibbs Consulting for a confidential chat to know more details about the role. Please also note: Due to More ❯

Contract Role - Mainframe Assembler Developer – Contract – Leeds/Halifax/Edinburgh/Hybrid – 06 Months Initial We are currently seeking a skilled and proactive Mainframe Assembler Developer to join a leading financial institution. You will play a key role in supporting and enhancing legacy systems critical to banking operations. The ideal candidate will have strong technical expertise in Assembler and … related mainframe technologies, combined with solid experience in high-volume, regulated environments. Role Overview: Job Title: Mainframe Assembler Developer Location: Leeds/Halifax/Edinburgh/Hybrid (2 days per week onsite) Contract Type: Contract Duration: 06 months initially Sector: Banking Required Skills & Experience: Proven experience with IBM Mainframe Assembler (HLASM) development. Strong understanding of z/OS , JCL , TSO … written and verbal. Nice to Have: Knowledge of regulatory and compliance requirements in the banking domain. Exposure to system modernization or migration projects. Experience with automated testing tools for mainframe environments. Please feel free to contact myself – Daisy Nguyen (dnguyen@gibbsconsulting.com) at Gibbs Consulting for a confidential chat to know more details about the role. Please also note: Due to More ❯

Mainframe Developer Location: Rockville, Maryland Type: Contract Compensation: 180k Contractor Work Model: Onsite ALTA IT Services is seeking a highly experienced Z/OS Mainframe Developer with deep expertise in Assembler, COBOL, and CICS. The ideal candidate will have a strong background in financial services systems and thrive in an Agile development environment. Required Qualifications: Minimum 10 years of experience … in: COBOL DB2 Command-Level CICS JCL Batch processing TSO/ISPF Extensive hands-on experience with Assembler, COBOL, and CICS in a Z/OS Mainframe environment Strong coding skills with proven adherence to development standards Familiarity with SDLC and Agile methodologies Experience with FIS OPF (Open Payments Framework) for ACH processing FIS Connex experience is a plus, but … code Troubleshoot and resolve application issues Conduct research and provide technical recommendations Participate in full-cycle application development Preferred Skills: Experience with Serena ChangeMan ZMF Development experience with IBM Mainframe Assembly language and Concept 14 macros Strong analytical, problem-solving, and organizational skills Effective verbal and written communication Ability to manage conflicting priorities and adapt to changing requirements Proficiency with More ❯

acquire the remainder on the job. TAL, pTAL, COBOL85, SCOBOL, TACL, C/C++. Guardian, OSS, EMS, DDL, Escribe, FUP, TS/MP (Pathway), Inspect, TMF. Experience of IBM mainframe systems would be beneficial. Benefits Competitive salary based on demonstrated skills. Flexible working hours and location. Multicultural and friendly working environment. The opportunity to be a key member of our More ❯

ADABAS Database Specialist to provide expert-level technical support in planning, configuring, implementing, and maintaining Software AG's (SAG) suite of ADABAS products in an enterprise z/OS mainframe environment. This role is critical to ensuring the reliability, security, and performance of mission-critical ADABAS Cluster Services, ensuring high availability and continuous operations. The specialist will lead initiatives in More ❯

transformation approach definition. 8+ years in enterprise application architecture, with at least 3 years in modernization. Proven ability to assess legacy estates and define future-state architectures. Proficiency in mainframe tech (COBOL, DB2, CICS) and modern stacks (Java, Spring, microservices). Java, Python, C# More ❯

in SQL Creation of test plans, test cases, traceability matrix, closure reports Proficient with PySpark, Python, Git, JIRA, JTMF Agile Kanban and Scrum Azure Data Bricks, Data Factory, DevOps Mainframe EBCDIC and COBOL Copybooks Automation tools (Tosca BIDI, Autosys)ETL Excel Macros Informatica Microsoft Certified AZ-900 Azure Fundamentals, DP-900 Azure Data Fundamentals, DP-203 Azure Data Engineer Associate More ❯

Mandatory Skills Description: 8+ years in enterprise application architecture, with at least 3 years in modernization. Proven ability to assess legacy estates and define future-state architectures. Proficiency in mainframe tech (COBOL, DB2, CICS) and modern stacks (Java, Spring, microservices). Exposure to GenAI use cases in application engineering and code conversion. Strong client communication, technical documentation, and stakeholder alignment More ❯

Mandatory Skills Description: 8+ years in enterprise application architecture, with at least 3 years in modernization. Proven ability to assess legacy estates and define future-state architectures. Proficiency in mainframe tech (COBOL, DB2, CICS) and modern stacks (Java, Spring, microservices). Exposure to GenAI use cases in application engineering and code conversion. Strong client communication, technical documentation, and stakeholder alignment More ❯

Mandatory Skills Description: 8+ years in enterprise application architecture, with at least 3 years in modernization. Proven ability to assess legacy estates and define future-state architectures. Proficiency in mainframe tech (COBOL, DB2, CICS) and modern stacks (Java, Spring, microservices). Exposure to GenAI use cases in application engineering and code conversion. Strong client communication, technical documentation, and stakeholder alignment More ❯

has already delivered millions of pounds of benefits. Our future plans are no less ambitious. Over the next 3-5 years we will simplify our Group Finance technology, removing mainframes, increasing integrations and upgrading systems, enabling Tesco to benefit from the latest innovations in the market, including AI. We are looking for an experienced Senior Technical Programme Manager to join More ❯

has already delivered millions of pounds of benefits. Our future plans are no less ambitious. Over the next 3-5 years we will simplify our Group Finance technology, removing mainframes, increasing integrations and upgrading systems, enabling Tesco to benefit from the latest innovations in the market, including AI. We are looking for an experienced Senior Technical Programme Manager to join More ❯

has already delivered millions of pounds of benefits. Our future plans are no less ambitious. Over the next 3-5 years we will simplify our Group Finance technology, removing mainframes, increasing integrations and upgrading systems, enabling Tesco to benefit from the latest innovations in the market, including AI. We are looking for an experienced Senior Technical Programme Manager to join More ❯

has already delivered millions of pounds of benefits. Our future plans are no less ambitious. Over the next 3-5 years we will simplify our Group Finance technology, removing mainframes, increasing integrations and upgrading systems, enabling Tesco to benefit from the latest innovations in the market, including AI. We are looking for an experienced Senior Technical Programme Manager to join More ❯

has already delivered millions of pounds of benefits. Our future plans are no less ambitious. Over the next 3-5 years we will simplify our Group Finance technology, removing mainframes, increasing integrations and upgrading systems, enabling Tesco to benefit from the latest innovations in the market, including AI. We are looking for an experienced Senior Technical Programme Manager to join More ❯

level knowledge and experience with technical deployments of exposure/vulnerability management systems for large enterprises, across a diverse technology stack (IaaS/PaaS/SaaS/physical/mainframe/hybrid-cloud) and delivery lifecycles (Project/COTS applications, DevOps) Expertise with Qualys and other vulnerability and exposure management technologies Expertise in the full vulnerability management lifecycle Vendor and More ❯

level knowledge and experience with technical deployments of exposure/vulnerability management systems for large enterprises, across a diverse technology stack (IaaS/PaaS/SaaS/physical/mainframe/hybrid-cloud) and delivery lifecycles (Project/COTS applications, DevOps) Expertise with Qualys and other vulnerability and exposure management technologies Expertise in the full vulnerability management lifecycle Vendor and More ❯

PUT/POST/DELETE protocols along with writing SQL queries and testing stored procedures. Must have API automation with Rest Assured Framework implementation. Must have experience in testing Mainframe and working experience in AWS applications. Must have ADA Testing knowledge with cross environment validations Must be compliant with PCI vulnerability testing for Dotcom channel and Mobile channels. Must have More ❯

leading multiple projects across applications and interdepartmentally. Excellent communication, leadership, and problem-solving skills. Experience in quality assurance testing of application systems using relational databases in client/server, mainframe and web environment. Experience of the full software development life cycle (SDLC) and methodologies & validations to ensure the quality assurance control. Expertise in analyzing business specifications and develop test cases More ❯

IBM Mainframe Cobol Senior Developer - East Midlands to £54K + bonus + pension + other great corporate benefits inc relocation package Excellent opportunity to join one of the UK's most successful FTSE100 companies as an IBM Cobol Senior Developer. You will need to have a minimum of 8 years experience as an IBM Cobol Developer and the ability to … be advantageous. Key skills: Cobol/CICS Cobol Adabas (training will be given) Natural (training will be given) DB2 SQL JCL Desirable: zOS connect Websphere MQ XML JSON IBM Mainframe Cobol Senior Developer - East Midlands More ❯

An exciting opportunity has arisen for an experienced Mainframe DB2 System Programmer to join a dynamic infrastructure engineering team, supporting mission-critical applications and data systems across enterprise platforms. This role is ideal for a professional who thrives on ensuring reliability, scalability, and performance in complex environments while embracing automation and continuous improvement. The Role The Mainframe DB2 System Specialist … will be responsible for building, maintaining, and enhancing mainframe infrastructure that underpins key business operations. Working with cutting-edge tools and technologies, the role involves delivering secure, resilient, and automated solutions that support large-scale data systems and business applications. Key Responsibilities Install, maintain, and upgrade IBM DB2 and associated products, including DB2 CA, DB2 Connect, and Data Studio. Oversee … the performance, availability, and security of mainframe infrastructure and DB2 databases. Develop and implement automation scripts to streamline operational processes and reduce manual intervention. Monitor system health, identify issues, and resolve incidents efficiently using data-driven approaches. Collaborate closely with engineers, architects, and product teams to deliver scalable, high-performing solutions aligned with business goals. Apply best practices in system More ❯

z/OS Mainframe Systems Programmer Location: Remote (must be in US/EST Hours) Pay Rate: $60-$68/h w/conversion salary of 125k Public Trust Required Responsibilities: DMI, LLC is seeking a z/OS Mainframe Systems Programmer to join us. The z/OS Mainframe Systems Programmer will provide full lifecycle support for mainframe infrastructure … TCP/IP, VTAM, RACF, CICS, USS, and IBM Workload Scheduler. Proven ability in performance tuning, SMF, RMF data analysis, and troubleshooting complex system issues. Experience working with IBM mainframe hardware from z13 to z17. Proficiency in COBOL (v6.2, v5.2, v4.2), Assembler, and REXX for utilities and automation. Strong PC/server background with ability to use modern tools for … documentation, collaboration, and process management. Desired Skills/Certifications: Experience with IBM z Workload Scheduler version 10, Vanguard Security Solutions. Familiarity with hybrid environments integrating the mainframe with distributed platforms. Knowledge of modern DevOps practices in mainframe operations. Clearance Requirements: Successful completion of a Public Trust background investigation and/or a Public Trust clearance. Min Citizenship Status Required: Must More ❯

requests; exploring opportunities to add value to job accomplishments. Skills/Qualifications: Reporting Skills, Problem Solving, Phone Skills, Presenting Technical Information, Network Maintenance, Network Troubleshooting, Networking Knowledge, Networking Standards, Mainframe, Data Entry Skills, Customer Service More ❯

to analyze/fix data inconsistencies. - 4+ years in cybersecurity. - 3+ years implementing and managing SailPoint IdentityIQ integrations. - 3+ years IAM experience (JavaScript/NetBeans a plus - Experience with Mainframe, AIX/Unix, Windows, and Active Directory. Desired: - Financial services industry background. - Certifications: CISA, CISM, CISSP, CCSP, or similar. - REST API experience. Job Description Manage identity lifecycle processes (Joiners, Movers More ❯