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Mainframe developer Jobs in Washington, DC

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Mainframe developer • washington dc

Last updated: 1 day ago

Developer

SiloSmashersArlington, VA, USA
Full-time
Quick Apply

DHS suitability clearance, as required by federal contract.The Developer will support DHS CISA by designing, building, and maintaining secure applications that enable mission-critical operations an...Show more

Software Developer

S2TechnologiesWashington, DC, USA
Full-time
Quick Apply

Position Title: Software Developer.Coast Guard's Environmental Management Online Data System (EMODS).The role involves developing new modules and enhancing existing ones to help maintain clean and ...Show more

Sr Mainframe Technical Consultant

Broadcom Inc.USA, DC Remote
Remote
Full-time

If you are a first time user, please create your candidate login account before you apply for a job.If you already have a Candidate Account, please Sign-In before you apply.Looking for a senior ind...Show more

Sr Mainframe Technical Consultant

Broadcom Inc.USA, DC Washington 14th Street NW
Remote
Full-time

If you are a first time user, please create your candidate login account before you apply for a job.If you already have a Candidate Account, please Sign-In before you apply.Looking for a senior ind...Show more

Senior Mainframe Security Engineer

Capital OneMcLean, VA
Full-time +1

Senior Mainframe Security Engineer.At Capital One, you’ll be part of a big group of makers, breakers, doers and disruptors, who love to solve real problems and meet real customer needs.We want you ...Show more

iOS Developer

Hudson ManpowerWashington, DC, US
Full-time

Seeking a motivated iOS Developer to design, develop, and maintain high-quality mobile applications for Apple devices.Must collaborate with cross-functional teams and follow best coding practices.D...Show more

Software Developer

Dezign Concepts LLCMcLean, VA, US
Full-time
Quick Apply

Active Top Secret Clearance with Poly Required (salary is commensurate with education and experience) Job Summary The organization provides data-driven, business analysis to support senior organiza...Show more

Geospatial Developer

Booz Allen HamiltonAlexandria, VA
Full-time +1

Are you looking for an opportunity to combine your technical skills with big-picture thinking to make an impact on a national security client with a focus on readiness? You seek to understand your ...Show more

Web Developer

TradeJobsWorkForce22227 Arlington, VA, US
Full-time

Web Developer Job Duties: Regular exposure to business stakeholders and executive management, as well as the authority and scope to apply your expertise to many interesting technical problems.Cand...Show more

 • Promoted

System Developer

Patriot, LLCWashington, DC, US
Full-time
Quick Apply

Patriot, LLC is seeking an experienced System Developer to join our onsite team in Washington D.Participate in the architecture and design of new and existing systems.Develop and maintain system an...Show more

Python Developer

Constellation IncWashington, DC, DC, US
Full-time
Quick Apply

Job Description: Python Developer The Python Developer is responsible for designing, developing, and implementing Python based automation to execute the reconciliation process.They are responsible ...Show more

z/OS Mainframe Programmer

AnalyticaWashington, DC, US
Full-time
Quick Apply

Analytica is seeking a remote z/OS Mainframe Programmer to support a long standing federal government project.The candidate will be responsible for designing and implementing dynamic solutions.Anal...Show more

ServiceNow Developer

Cohere Technology Group LLCMcLean, VA, US
Full-time
Quick Apply

Cohere is seeking ServiceNow Developer.This candidate will support our client with design, creation, deployment, and maintenance of multiple ServiceNow applications supporting the Intelligence Comm...Show more

Mainframe Systems Engineer (zOS Mainframe Internals, Parallel Sysplex, Hardware & Storage) Remote

Norfolk SouthernWashington, DC, US
Remote
Full-time

Requisition 39683: B4 Mainframe Systems Engineer.A resume helps you stand out to hiring managers and recruiters; your resume communicates your experience and your brand.While it is not required, we...Show more

Software Developer

00100 LEIDOS, INC.Bethesda, MD
Full-time +1

Ready to break away from the ordinary and dive into an extraordinary career? At Leidos' High Fidelity Simulation Business Area, we’re not just building systems—we’re revolutionizing the future of n...Show more

Technical IBM Mainframe Applications/Systems Analyst

rockITdataArlington, VA, US
Full-time
Quick Apply

Driven by Innovation and built on Trust, rockITdata is a unique SDVOSB services company that partners with leading commercial healthcare/life sciences organizations on cutting edge innovations - th...Show more

Mobile Developer

Aquinas ConsultingBethesda, Maryland, USA
Full-time

Aquinas Consulting is currently looking to fill a hybrid Senior Mobile Software Engineer job in Bethesda, MD for our direct client in the hospitality industry.In this job, you will design, develop,...Show more

Python Developer

Tactibit Technologies LLCSuitland, Maryland, United States
Permanent

Tactibit Technologies provides innovative information technology, cybersecurity, and cloud support services to the Federal Government.We support some of the nation's most critical and demanding pro...Show more

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The cities near Washington, DC that boast the highest number of mainframe developer jobs are:
Developer

Developer

SiloSmashersArlington, VA, USA
6 days ago
Job type
  • Full-time
  • Quick Apply
Job description

Developer

Location: Arlington, VA
Clearance: Must be a U.S. citizen and able to obtain and maintain DHS suitability clearance, as required by federal contract.

Summary:
The Developer will support DHS CISA by designing, building, and maintaining secure applications that enable mission-critical operations and modernization efforts.

Responsibilities:

  • Write, test, and maintain application code following secure coding standards.

  • Participate in Agile sprints and contribute within DevSecOps environments.

  • Troubleshoot software issues, resolve bugs, and provide technical support.

  • Collaborate with cross-functional teams to integrate solutions into enterprise systems.

  • Prepare and maintain technical documentation for developed applications.

Qualifications:

  • Bachelor's degree in Computer Science, Engineering, or related field.

  • 2–4 years of experience in software development.

  • Hands-on experience with Java, Python, or C#.

  • Familiarity with cloud platforms (AWS, Azure) and secure development practices.

  • Strong problem-solving and communication skills.



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