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Mainframe Developer Jobs in Houston, TX (NOW HIRING)

Carter Support Services

Software Developer

Houston, TX · On-site

Software Developer Company: Carter Support Services Location: Houston Position Summary Carter Support Services is seeking a skilled and motivated Software Developer to design, develop, and maintain ...

Carter Support Services

Software Developer

Houston, TX · On-site

Software Developer Company: Carter Support Services Location: Houston Position Summary Carter Support Services is seeking a skilled and motivated Software Developer to design, develop, and maintain ...

Dashiell

Applications Developer

Houston, TX · On-site

The Applications Developer / Business Analyst is responsible for the design, development, enhancement, and support of internal business applications that power engineering, construction, and project ...

BHI Energy

Developer

Houston, TX

Position Summary Westinghouse is searching for a Software Developer in Houston, Texas. Education and Experience 1. A bachelor's degree in computer science, or information technology. 2. At least 5+ ...

Aveva

Model & Applications Developer

Houston, TX · Hybrid

$87K - $153K/yr

Model & Applications Developer Location: Lake Forest, CA / Houston, TX Employment Type: Full-time The Job The Model & Applications team is responsible for developing and maintaining the first ...

BHI Energy

Developer

Houston, TX · On-site

Position Summary Westinghouse is searching for a Software Developer in Houston, Texas. Job Requirements Education and Experience 1. A bachelor's degree in computer science, or information technology ...

Maddisoft

.NET Blazor Developer

Houston, TX · On-site

NET Blazor Developer to design, develop, test, and maintain modern web-based applications. The ideal candidate will have strong experience in C#/.NET development, Blazor, SQL, and front-end ...

NAVA Software Solutions

Sr. .Net Developer

Houston, TX · On-site

$52 - $68.75/hr

Net Developer Duration:: 12+ Months Location: Houston, TX - Hybrid Required Skills and Experience: * 10 +years of experience as a C# .NET Developer * Full stack Experience * Experience with all ...

NAVA Software Solutions

Sr.Net Developer

Houston, TX · On-site

$50.25 - $66.50/hr

Net Developer. Details: Sr. Net Developer Location: Houston, TX (Weekly 3 times onsite) Duration: 6-12 months Mandatory Skills : C#, Angular, Azure DevOps Skills needed: * Strong experience in C# ...

Kaygen, Inc.

Senior Developer

Houston, TX · On-site

$52 - $68.75/hr

They are seeking a Senior Salesforce Developer who will be responsible for designing and developing Salesforce solutions while collaborating with various stakeholders to meet business needs.

Celeros Flow Technology

VTL Machinist

Houston, TX · On-site

$30 - $34/hr

Work accurately with basic keyboard and monitor interfaced with the mainframe computer to enter ... WHAT WE DO Celeros Flow Technology is helping to engineer a more sustainable future by developing ...

Celeros Flow Technology

VTL Machinist

Houston, TX

$30 - $34/hr

Work accurately with basic keyboard and monitor interfaced with the mainframe computer to enter ... WHAT WE DO Celeros Flow Technology is helping to engineer a more sustainable future by developing ...

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All JobsMainframe Developer JobsMainframe Developer Jobs in Houston, TX

Mainframe Developer information

See Houston, TX salary details

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How much do mainframe developer jobs pay per hour?

As of Aug 8, 2026, the average hourly pay for mainframe developer in Houston, TX is $50.97, according to ZipRecruiter salary data. Most workers in this role earn between $45.00 and $57.84 per hour, depending on experience, location, and employer.

Is a mainframe developer hard to learn?

Mainframe developers typically need to learn specialized programming languages like COBOL and understand mainframe environments, which can have a steep learning curve for beginners. However, with prior programming experience and training, acquiring the necessary skills is achievable, and many employers offer on-the-job training or certification programs.

What is the difference between Mainframe Developer vs Mainframe Analyst?

AspectMainframe DeveloperMainframe Analyst
Primary RoleDesigning, coding, and testing mainframe applicationsAnalyzing and maintaining existing mainframe systems
Skills & CertificationsCOBOL, JCL, DB2, certifications like IBM Certified DeveloperCOBOL, JCL, system analysis, troubleshooting skills
Work EnvironmentDevelopment teams, coding in mainframe environmentsSupport teams, system analysis, user support
Industry UsageFinancial services, insurance, government agenciesFinancial institutions, healthcare, government agencies

While Mainframe Developers focus on creating and implementing mainframe applications, Mainframe Analysts primarily analyze, troubleshoot, and maintain existing systems. Both roles require similar technical skills and often work within the same industries, but their core responsibilities differ in development versus support and analysis.

What are some common challenges mainframe developers face when integrating legacy systems with modern applications?

Mainframe Developers often encounter challenges such as ensuring compatibility between legacy systems and newer technologies, managing data migration without disrupting business operations, and maintaining the security of sensitive data. Effective communication with cross-functional teams, such as application developers and infrastructure engineers, is essential to address these challenges. Staying updated on both mainframe and modern programming practices helps ease integration and ensures long-term system reliability.

Is a mainframe developer a good career?

A mainframe developer is a specialized IT professional who maintains and develops applications on mainframe systems, which are used by large organizations for critical operations. The role offers stable employment, competitive salaries, and requires skills in languages like COBOL and tools such as JCL. Demand remains steady in industries like finance and government, making it a viable career choice for those with relevant expertise.

What is a mainframe developer?

Mainframe Developers are specialized software engineers who design, develop, maintain, and troubleshoot applications on mainframe computer systems, such as IBM's z/OS. They typically work with languages like COBOL, JCL, and CICS, and are responsible for ensuring the performance, security, and reliability of mission-critical business applications. Mainframe Developers are commonly employed in industries like banking, insurance, and government, where large-scale, high-volume transaction processing is essential.

Is mainframe developer still in demand?

Mainframe developers are still in demand in industries such as finance, government, and insurance that rely on legacy systems. They typically work with COBOL, JCL, and mainframe environments, and demand remains steady due to the ongoing need for system maintenance and integration. However, the overall job market is gradually shifting toward modern technologies, so acquiring skills in related areas can enhance job prospects.

What are the key skills and qualifications needed to thrive as a mainframe developer?

To thrive as a Mainframe Developer, you need expertise in programming languages such as COBOL, JCL, and SQL, along with a strong understanding of mainframe operating systems and batch processing concepts. Familiarity with tools like IBM z/OS, DB2, CICS, and version control systems is typically required, and certifications from IBM or related organizations can be beneficial. Strong problem-solving abilities, attention to detail, and effective communication skills help Mainframe Developers excel in troubleshooting and collaborating with cross-functional teams. These skills are crucial for maintaining, optimizing, and modernizing legacy systems that are vital to many large organizations’ operations.
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What job categories do people searching Mainframe Developer jobs in Houston, TX look for? The top searched job categories for Mainframe Developer jobs in Houston, TX are:
What cities near Houston, TX are hiring for Mainframe Developer jobs? Cities near Houston, TX with the most Mainframe Developer job openings:
Mainframe Developer jobs near you
Infographic showing various Mainframe Developer job openings in Houston, TX as of August 2026, with employment types broken down into 52% Full Time, and 48% Contract. Highlights an 85% In-person, and 15% Remote job distribution, with an average salary of $106,027 per year, or $51 per hour.

Transformation IT Project Manager - Architecture and Migration

Engineers and Constructors International Inc

Houston, TX • On-site

$86 - $135/hr

Contractor

Re-posted 25 days ago

Job description

Join the ECI Group's Professional Technical Services Network as a contract Transformation IT Project Manager - Architecture and Migration. This is a Houston based contract role with an anticipated 6-month duration with an estimated start date of July 1st. Note: You must be a US Citizen or Permanent US Resident to qualify for this position.
The Lease Purchase System (LPS) is a core legacy trading system used primarily in US Products/Crude contexts to manage lease-based purchases and related financial processing. The LPS is the system of record for managing Shell's US lease purchases, handling commercial, contractual and financial aspects of leased supply. What LPS actually does (business-wise)
  • LPS supports high-value, high-volume commercial activity, including:
  • Deal and contract entry for lease-based purchases
  • Contract generation and maintenance
  • Pricing and run-ticket processing
  • Division-of-interest (DOI) master data management
  • Payments and reporting, including 1099 tax reporting
  • SOX-critical controls around contract and payment data
LPS is:
  • A large IBM mainframe application (z/OS)
  • Written mainly in COBOL/TELON, with DB2 and VSAM
  • ~5 million lines of code
  • Integrated with Endur, MCC, and other downstream systems
  • Costly to run and increasingly constrained by:
  • Mainframe capacity limits
  • Emulator and licence costs
  • Integration complexity
  • Difficulty evolving logic (some logic has already "escaped" into Access / spreadsheets)
Roles and Responsibilities:
  • Agree and deliver programs, projects and workstreams to agreed time, cost, quality, risk and benefit, within Shell's standards and controls framework.
  • Proactively analyze variances against plan and trends threatening agreed scope, time, cost, and quality commitments.
  • Identify where a project may be at risk and take appropriate action.
  • Engage internal and external stakeholders e.g. users/customers/suppliers to benefit from the delivered products, services and changes.
  • Develop and execute appropriate change and engagement plans to achieve necessary behaviour changes and maximize benefits.
  • Align expectations and ensure that stakeholders decisions are a timely and effective.
  • Mobilize and lead teams with a mixture of staff and suppliers across organizational boundaries and the natural team.
  • Ensure they have the necessary skills, capacity and experience to achieve the required outcomes.
  • Develop the skills of team members through coaching, delegation and providing stretching assignments.
  • Understand, assess and embed the right delivery methodologies, considering project and business constraints.
  • Assess program risks and evaluate trade-offs between cost, time, quality, risk and benefit, managing the business cases of your projects and workstreams.
  • Ensure all deliverables are fit for purpose, meet all relevant requirements and are effectively transitioned to support and business-as-usual.
  • Ensure that the business value intended by the work is explicit, agreed and delivered.
Mandatory skills:
  • Program and project delivery up to $10m budget & Teams up to 50.
  • Agile & waterfall methodology.
  • Domain knowledge e.g. Chemicals, Deepwater, Retail, Finance, Legal, HR. Cloud, mobile, SAS, and digital. leadership, communication and resilience. stakeholder management, and enabling value creation.

Optional skills:
  • Business-value mindset, critical thinking, storytelling
Please Note: The ECI Group uses AI-assisted tools in the early stages of application review, with all decisions guided by human oversight and fully compliant with General Data Protection Regulation (GDPR) and ECI Group's applicable data protection policies and Privacy Notice.

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