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Contract Llm Developer Jobs (NOW HIRING)

Mainframe COBOL Software Engineer

Coral Springs, FL · On-site

$46.75 - $60/hr

... LLM developer tools incorporating AI into daily development activities. * Ability to work some ... This is a full-time, direct-hire position, and no contract options for unsolicited agency ...

Mainframe COBOL Software Engineer

Alpharetta, GA · On-site

$47.75 - $61.50/hr

... LLM developer tools incorporating AI into daily development activities. * Ability to work some ... This is a full-time, direct-hire position, and no contract options for unsolicited agency ...

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Contract Llm Developer information

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$25

$50

$79

How much do contract llm developer jobs pay per hour?

As of Aug 22, 2026, the average hourly pay for contract llm developer in the United States is $50.17, according to ZipRecruiter salary data. Most workers in this role earn between $39.42 and $60.82 per hour, depending on experience, location, and employer.

What is a contract LLM developer?

Contract LLM Developers are professionals hired on a temporary or project basis to design, develop, and implement applications using large language models (LLMs) like GPT-4. They typically work with organizations seeking to integrate advanced natural language processing (NLP) capabilities into their products or services. Contract LLM Developers are skilled in machine learning, programming languages such as Python, and have experience with AI frameworks and APIs. Their responsibilities may include fine-tuning language models, building conversational AI systems, and ensuring the ethical use of AI technologies.

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

To thrive as a Contract LLM Developer, you need strong programming skills (often in Python), a solid understanding of machine learning concepts, and experience with large language models, typically supported by a degree in computer science or related field. Familiarity with tools like TensorFlow, PyTorch, Hugging Face Transformers, and cloud platforms, as well as experience with APIs and version control systems, is common. Excellent problem-solving, communication, and the ability to quickly adapt to new technologies help you stand out in this freelance or project-based role. These skills are critical for efficiently developing, fine-tuning, and deploying sophisticated language models that meet client requirements.

What are some common challenges contract LLM developers face when working with clients on AI projects?

Contract LLM Developers often encounter challenges such as aligning client expectations with the current capabilities and limitations of large language models, ensuring data privacy and compliance, and integrating AI solutions into existing systems. Communication is key, as clients may not fully understand the technical constraints or required data preparation. Additionally, managing project scope and timelines while balancing multiple stakeholders' input can require strong project management and negotiation skills.

What is the difference between Contract Llm Developer vs Contract Software Engineer?

AspectContract Llm DeveloperContract Software Engineer
Required CredentialsTypically requires a law degree, LLM specialization, and legal certificationsRequires a computer science degree or related technical certifications
Work EnvironmentLegal firms, AI companies focusing on legal tech, or law departmentsTech companies, software development firms, or startups
Industry UsageLegal tech, AI legal applications, compliance toolsGeneral software development, AI, and tech industries
Common Search/ComparisonYesYes

The Contract Llm Developer specializes in legal language models, requiring legal expertise and an LLM degree, often working within legal tech or law-related industries. In contrast, a Contract Software Engineer focuses on software development skills and technical certifications, working across various tech sectors. While both roles involve AI and contract work, their core skills and industry applications differ significantly.

More about Contract Llm Developer jobs

What cities are hiring for Contract Llm Developer jobs?

Cities with the most Contract Llm Developer job openings:

What are the most commonly searched types of Llm Developer jobs?

The most popular types of Llm Developer jobs are:

What states have the most Contract Llm Developer jobs?

States with the most job openings for Contract Llm Developer jobs include:

Infographic showing various Contract Llm Developer job openings in the United States as of August 2026, with employment types broken down into 82% Full Time, 2% Part Time, and 16% Contract. Highlights an 80% Physical, 6% Hybrid, and 14% Remote job distribution, with an average salary of $104,344 per year, or $50.2 per hour.

Mainframe COBOL Software Engineer

Monitise

Coral Springs, FL • On-site

$46.75 - $60/hr

Full-time

Posted 24 days ago


Job description

Calling all innovators - find your future at Fiserv.

We're Fiserv, a global leader in Fintech and payments, and we move money and information in a way that moves the world. We connect financial institutions, corporations, merchants, and consumers to one another millions of times a day - quickly, reliably, and securely. Any time you swipe your credit card, pay through a mobile app, or withdraw money from the bank, we're involved. If you want to make an impact on a global scale, come make a difference at Fiserv.

Job Title

Mainframe COBOL Software Engineer

About your role:

As a Mainframe COBOL Software Engineer you will be a part of our Core Acquiring Front End engineering group within Fiserv's Global Business Solutions (Payment Acceptance) business. You will join an organization responsible for mission critical platforms that support our payment acquiring business. You will be part of a team that captures over 50 million payment authorizations per day with a peak throughput of over 8,000 transactions per second and maintain millisecond fast response time for some of the largest merchants in the US.

The applications you support will send captured authorizations to settlement processing for our merchant clients to get funded. You will use your passion to be a critical problem solver who can balance platform stability and resiliency along with modern engineering practices and solutions.

You will develop customized solutions within the North Front End Host Data Capture applications to support critical business functions and meet project objectives, client requirements, and company goals.

What you'll do:

  • Support production support activities (research/investigation, fixes, reporting to stakeholders, implementation) for the North Front End Host Data Capture applications24x7x365. Conduct long-term improvements for the applications to ensure compatibility with evolving mission requirements.
  • Maintain a flexible and proactive work environment to facilitate a quick response to changing project requirements and customer objectives and innovate ways to meet mission goals successfully.
  • Design, Code, Test, and debug software code using Mainframe Cobol, JCL, DB2, TCP/IP, on IBM Mainframe for high transaction volume applications
  • Create design documentation and review with all project stakeholders and management.
  • Collaborate with test team to ensure proper testing of software changes
  • Peer review code changes, backout, and implementation plans with the team.
  • Use Jira tool to track and move software changes from design to deployment.
  • Use Servicenow to create Change Records and for working Incidents.
  • Communicate with project managers, clients, and other developers to design cohesive project strategies and ensure effective collaboration throughout all phases of development, testing and deployment.
  • Present ideas to Product and IT management for application performance improvements and innovations to gain efficiencies, reduce costs and increase revenue.
  • Keep up to date with evolving technologies, secure coding principles, and payment business specific to the applications.

Experience you'll need to have:

  • 4+ years of experience in COBOL, CICS, TCP/IP and Mainframe
  • 4+ years of experience in full Software Development Life Cycle and Testing Methodologies
  • 4 + years of experience in technical design writing and documentation
  • 2+ years of experience working with SQL and DB2 database
  • 1+ years of experience using GenAI assistants or LLM developer tools incorporating AI into daily development activities.
  • Ability to work some nights and weekends throughout the year for production code deployment and team support schedule
  • Bachelor's degree in computer science, engineering, or a related field, or an equivalent combination of education, work, and/or military experience

Experience that would be great to have:

  • Experience in the payments or financial domain

Important information about this role:

  • This role is on-site Monday through Friday. Fiserv considers in-person collaboration to be an essential part of this role as in-person office experiences help you with your overall onboarding experience and leads to stronger productivity.
  • This is a full-time, direct-hire position, and no contract options for unsolicited agency submissions will be considered.
  • All offers of employment are contingent on standard background checks. Fiserv and certain of its affiliated companies are federal, state, and/or local government contractors. Should this position support a Federal Government contract, now or in the future, the successful candidate will be subject to a background check conducted by the U.S. Government to determine eligibility and suitability for federal contract employment for public trust or sensitive positions. Positions that support state and/or local contracts also may require additional background checks to determine eligibility and suitability.

This role is not eligible to be performed in Colorado, California, District of Columbia, Hawaii, Illinois, Massachusetts, Maryland, Minnesota, New Jersey, New York, Nevada, Rhode Island, Vermont, Virginia, Maine or Washington.


It is unlawful to discriminate against a prospective employee due to the individual's status as a veteran.

Please note that salary ranges provided for this role on external job boards are salary estimates made by outside parties and may not be accurate.

Thank you for considering employment with Fiserv. Please:

  • Apply using your legal name
  • Complete the step-by-step profile and attach your resume (either is acceptable, both are preferable).

Our commitment to Equal Opportunity:

Fiserv is proud to be an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, national origin, gender, gender identity, sexual orientation, age, disability, protected veteran status, or any other category protected by law.

If you have a disability and require a reasonable accommodation in completing a job application or otherwise participating in the overall hiring process, please contactAskHR.US@fiserv.com. Please note our AskHR representatives do not have visibility to your application status. Current associates who require a workplace accommodation should refer to Fiserv's Disability Accommodation Policy for additional information.

Note to agencies:

Fiserv does not accept resume submissions from agencies outside of existing agreements.Please do not send resumes to Fiserv associates. Fiserv is not responsible for any fees associated with unsolicited resume submissions.

Warning about fake job posts:

Please be aware of fraudulent job postings that are not affiliated with Fiserv. Fraudulent job postings may be used by cyber criminals to target your personally identifiable information and/or to steal money or financial information. Any communications from a Fiserv representative will come from a legitimate Fiserv email address.