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Mainframe Assembler Programmer Jobs in Texas (NOW HIRING)

Hirekeyz Inc

Mainframe IMS DB Developer

Plano, TX · On-site

$47 - $60.25/hr

Hands-on experience in Mainframe Assembler programming, IMS, DB2 * Experience in developing, debugging, and maintaining code in a large corporate environment with one or more modern programming ...

Broadcom, Inc.

Mainframe Software Engineer

Plano, TX · On-site

$91K - $146K/yr

This position is concentrated on the mainframe platform, with development in Assembler language ... Engineering Excellence Initiatives: * Take the lead in engineering excellence initiatives ...

Broadcom

Mainframe Software Engineer

Plano, TX · On-site

$47.25 - $60.75/hr

Required : • Proven Mainframe knowledge and skills. • IBM Assembler Language (HLASM ... Broadcom is a designer, developer, and global supplier of a broad range of analog and digital ...

XFORIA Inc

Mainframe Developer

Westlake, TX · On-site

$47 - $60.50/hr

Mainframe Developer Location: Westlake, TX (Onsite) Mode: Contract Core Responsibilities ... Assembler/EZTrieve is a plus Online Processing CICS BMS Maps, TS/TD Queues, Program Control ...

Photon

Sr Developer (FIS Systematics) - Texas

Dallas, TX

$54 - $71.25/hr

* Expert knowledge and hands-on experience in Mainframe z/OS CICS, COBOL, VSAM, JCL, MQ, XML/MLI, Change-man and various tools on the mainframe. Assembler Knowledge is a plus * Expertise in Systematics ...

United Airlines

Senior z/OS Developer

Irving, TX · On-site +1

$82K - $193K/yr

This position requires deep expertise in Assembler programming, feature design, complex problem analysis, and issue resolution within a mainframe environment. The ideal candidate will possess strong ...

Accenture

Mainframe Specialist

Houston, TX

$70K - $196K/yr

... Assembler, REXX, SPUFI, TSO/ISPF, and RACF? We are looking for exceptional talent to join our ... Partner with cross-functional teams-architects, developers, QA, and business analysts-to gather ...

Accenture

Mainframe Specialist

Austin, TX

$70K - $196K/yr

... Assembler, REXX, SPUFI, TSO/ISPF, and RACF? We are looking for exceptional talent to join our ... Partner with cross-functional teams-architects, developers, QA, and business analysts-to gather ...

Accenture

Mainframe Specialist

Dallas, TX · On-site

$70K - $196K/yr

... Assembler, REXX, SPUFI, TSO/ISPF, and RACF? We are looking for exceptional talent to join our ... Partner with cross-functional teams-architects, developers, QA, and business analysts-to gather ...

Accenture

Mainframe Specialist

Arlington, TX

$70K - $196K/yr

... Assembler, REXX, SPUFI, TSO/ISPF, and RACF? We are looking for exceptional talent to join our ... Partner with cross-functional teams-architects, developers, QA, and business analysts-to gather ...

Sonsoft Inc

Mainframe Modernization (GC--USC)

Plano, TX · On-site

$47 - $60.25/hr

Proficiency in Legacy Modernization Projects (Re-engineering, Re-Platform, Rationalization or ... ASSEMBLER, JCL, IMS DB and DB2 ). * At least 6+ years of experience in Mainframe Technologies ...

Saransh Inc

Mainframe Developer - Local

Frisco, TX · On-site

$45.75 - $59/hr

Relevant Experience: 10+ Years As an experienced Software Engineer working for our leading client ... Assembler. * Working knowledge on SCRUM model/JIRA handling. * Experience in doing impact analysis ...

Advent Global Solutions

Mainframe Cobol developer

Plano, TX · On-site

$45.75 - $59/hr

Heavy experience in software development using IBM Assembler in the zOS operating system * Skills with system level functions such as SVCs and PC calls. * Experience working with mainframe database ...

Advent Global Solutions

Mainframe Cobol developer

Plano, TX · On-site

$45.75 - $59/hr

* Heavy experience in software development using IBM Assembler in the zOS operating system * Skills with system level functions such as SVCs and PC calls. * Experience working with mainframe database ...

Broadcom, Inc.

Senior Mainframe Software Engineer

Plano, TX · On-site

$117K - $154K/yr

This position is concentrated on the mainframe platform, with development in Assembler language ... Engineering Excellence Initiatives: * Take the lead in engineering excellence initiatives ...

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How much do mainframe assembler programmer jobs pay per hour?

As of Jul 26, 2026, the average hourly pay for mainframe assembler programmer in Texas is $50.42, according to ZipRecruiter salary data. Most workers in this role earn between $43.89 and $58.89 per hour, depending on experience, location, and employer.

What are some typical day-to-day responsibilities for a Mainframe Assembler Programmer?

As a Mainframe Assembler Programmer, your daily tasks often include writing, testing, and debugging assembler code to support core business applications and system utilities. You’ll work closely with systems analysts, application developers, and operations teams to troubleshoot issues, optimize program performance, and implement software enhancements. Regular responsibilities may also involve reviewing system logs, maintaining documentation, and participating in system upgrades or migrations. The role often requires a proactive approach to problem-solving and collaboration within a structured, process-driven team environment.

What are the key skills and qualifications needed to thrive in the Mainframe Assembler Programmer position, and why are they important?

To thrive as a Mainframe Assembler Programmer, you need strong expertise in low-level programming, a deep understanding of mainframe architectures (such as IBM z/OS), and often a degree in computer science or related field. Familiarity with tools like TSO, ISPF, JCL, and debugging utilities, along with experience using source control and system monitoring software, is highly valued, and certifications in mainframe technology can be beneficial. Excellent problem-solving abilities, meticulous attention to detail, and effective communication skills help you succeed in complex, team-based environments. These technical and interpersonal abilities are critical for maintaining system reliability, ensuring performance, and supporting business operations across large-scale enterprises.

Is mainframe developer a good career?

Mainframe assembler programmers are specialized IT professionals who work with legacy mainframe systems, often requiring knowledge of assembly language and mainframe environments like z/OS. The role offers stable employment opportunities, competitive salaries, and demand in industries such as finance and government, but it may require ongoing skill updates due to evolving technology. Overall, it can be a good career for those interested in mainframe systems and legacy technology maintenance.

How much do mainframe programmers make?

Mainframe assembler programmers typically earn between $70,000 and $120,000 annually, depending on experience, location, and certifications. Skilled programmers with expertise in legacy systems and mainframe tools are often in high demand and may command higher salaries.

Is Assembler a good career?

A Mainframe Assembler Programmer is a specialized role that involves writing low-level code for mainframe systems, often requiring knowledge of legacy technologies and assembly language. It can offer stable employment and competitive salaries due to the niche skill set, but job opportunities may be limited as many organizations transition to modern programming languages. Continuous learning of related tools and maintaining technical expertise are important for career growth in this field.

Can AI replace mainframe?

Mainframe Assembler Programmers work with legacy systems that require specialized knowledge of assembly language and mainframe architecture. While AI can assist with code analysis and automation, it is unlikely to fully replace mainframe programmers due to the complexity and critical nature of mainframe operations, which often demand expert understanding and manual oversight.

What is a Mainframe Assembler Programmer job?

A Mainframe Assembler Programmer is responsible for writing, maintaining, and optimizing assembly language programs that run on mainframe computers. They work with low-level machine instructions to develop high-performance applications, often in industries like banking, insurance, and government. Their role includes debugging, performance tuning, and integrating new or existing software with mainframe systems. Strong knowledge of IBM mainframes, z/OS, and tools like High-Level Assembler (HLASM) is essential.

What are the most commonly searched types of Mainframe Assembler Programmer jobs in Texas? The most popular types of Mainframe Assembler Programmer jobs in Texas are:
What are popular job titles related to Mainframe Assembler Programmer jobs in Texas? For Mainframe Assembler Programmer jobs in Texas, the most frequently searched job titles are:
What job categories do people searching Mainframe Assembler Programmer jobs in Texas look for? The top searched job categories for Mainframe Assembler Programmer jobs in Texas are:
Mainframe Assembler Programmer jobs near you
Infographic showing various Mainframe Assembler Programmer job openings in Texas as of July 2026, with employment types broken down into 87% Full Time, 5% Part Time, 1% Temporary, 4% Contract, and 3% Nights. Highlights an 100% Physical job distribution, with an average salary of $104,865 per year, or $50.4 per hour.

Mainframe IMS DB Developer

Hirekeyz Inc

Plano, TX • On-site

$47 - $60.25/hr

Full-time

Posted 17 days ago

Job description

Job Title: Mainframe IMS DB Developer 

Location: Plano, TX and Wilmington, DE – 5 days onsite

Job Type: Contract/W-2/Full Time

Long Term Project

Job Responsibilities:

Executes software solutions, design, development, and technical troubleshooting with ability to think beyond routine or conventional approaches to build solutions or break down technical problems

Creates secure and high-quality production code and maintains algorithms that run synchronously with appropriate systems

Produces design artifacts for complex applications while being accountable for ensuring design constraints are met by software code development

Proactively identifies hidden problems and patterns in data and uses these insights to drive improvements to coding hygiene and system architecture

Contributes to software engineering communities of practice and events that explore new and emerging technologies

Adds to team culture of diversity, equity, inclusion, and respect
Required Qualifications, Capabilities, And Skills

  • Formal training or certification on software engineering concepts and 3+ years of applied experience
  • Hands-on practical experience in system design, application development, testing, and operational stability
  • Hands-on experience in Mainframe Assembler programming, IMS, DB2
  • Experience in developing, debugging, and maintaining code in a large corporate environment with one or more modern programming languages and database querying languages
  • Overall knowledge of the Software Development Life Cycle
  • Solid understanding of agile methodologies such as CI/CD, Application Resiliency, and Security
  • Demonstrated knowledge of software applications and technical processes within a technical discipline (e.g., cloud, artificial intelligence, machine learning, mobile, etc.)
  • Experience using DevOps tools in a cloud environment, such as Ansible, Docker, GitHub, Jenkins, Kubernetes and SonarQube
  • Experience in developing, debugging, and maintaining code in a large corporate environment with one or more modern programming languages and database querying languages

Preferred Qualifications, Capabilities, And Skills:

  • Exposure to cloud technologies
  • Familiarity with Logging, Observability and Monitoring tools