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Mainframe developer Jobs in Washington, DC

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Mainframe developer • washington dc

Last updated: 12 hours 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

Cloud Developer

alignlyMcLean, VA, US
Full-time

Job DescriptionCloud DeveloperLocation: Mclean, VARequired Clearance: TS/SCI with PolygraphShow more

 • New!

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 Developer

Think Tank, Inc.Washington, DC, USA
Full-time
Quick Apply

Onsite Position in Washington, DC.Must have Oracle EBS experience.Position is subject to contract award.Design, Develop, and Test solutions based on business requirements.Bachelors degree in Comput...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

.NET Developer

AretumMcLean, VA, US
Remote
Full-time
Quick Apply

Aretum is a mission-driven organization committed to delivering innovative, technology-enabled solutions to our customers across defense, civilian, and homeland security sectors.Our teams work at t...Show more

Databricks Developer

Apex SystemsWashington, DC
Full-time
Quick Apply

The Databricks Developer is responsible for designing, developing, and maintaining scalable data pipelines and analytics solutions using Databricks, PySpark, SQL, and cloud‑based data services.This...Show more

Senior.NET Developer

Two95 International Inc.Washington, DC, US
Full-time
Quick Apply

Development experience in enterprise-class systems.Experience configuring, deploying, and monitoring cloud-based (Azure) applications in a PAAS environment.NET CMS platforms (DNN, Kentico).Should b...Show more

Software Developer

Space Ground System SolutionsAlexandria, VA, USA
Full-time
Quick Apply

Space Ground System Solutions has a full-time opening for a Software Developer located onsite at our office in Alexandria, VA.Our focus is to provide our customers with practical, state of the art ...Show more

Web Developer

00100 LEIDOS, INC.McLean, VA
Full-time

Are you looking for an opportunity to make an impact?.At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers’ success.W...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

Software Developer

IQUASAR LLCArlington, VA, US
Full-time

At iQuasar, we strive to provide the next generation of cutting-edge technologies.Our growth means exciting career opportunities for talented professionals in engineering, software development, and...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

Web Developer

TradeJobsWorkForce22243 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

AI Developer

DivIHN Integration IncWashington, DC, US
Permanent

DivIHN (pronounced “divine”) is a CMMI ML3-certified Technology and Talent solutions firm.Driven by a unique Purpose, Culture, and Value Delivery Model, we enable meaningful connections between tal...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

Security Developer

MetreaWashington, DC, US
Full-time

Metrea’s Platform Technology Team is searching for a results-oriented Security Developer with a deep understanding of the M365 technical and security capabilities.Aerospace industry experience woul...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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