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  •  ...Full Stack Software Engineer (**Junior - Senior - 2+ years experience) Clearance: TS/SCI...  ...Start-Up (Black Cape) is a new company developed by a Proven Success Story. Former successful...  ...including Spring, Django, Flask or Rails ~ Experience with at least ONE relational... 
    Senior
    Rail
    Full time
    For subcontractor

    Black Cape

    Arlington, VA
    13 hours agonew
  • $185k - $225k

     ...Fintech trends Extra awesome Experience in Finance / FinTech Experience building data pipelines Knowledge of payment rails such as ACH, RTP, etc. DevOps experience with AWS, Cloudflare, and CI/CD tools -- The annual US base salary range for this role... 
    Senior
    Rail
    Full time

    Method Financial

    Washington DC
    13 hours agonew
  •  ...estate tech space — and we’re looking for a Senior AI Engineer to join our founding AI team....  ...product ecosystem built on Ruby on Rails and React, while tapping into AWS AI infrastructure...  ...~ AI/ML System Development: Architect, develop, and maintain scalable end-to-end AI... 
    Senior
    Rail
    Full time
    Work at office
    Local area

    Moxiworks

    Washington DC
    20 hours ago
  • $170k - $250k

     ...inclusion, respect, and accountability. Senior Software Applied AI Engineer Remote...  ...team, you'll be at the forefront of developing cutting-edge AI-powered security solutions...  ...AI workloads Familiarity with Ruby on Rails, GraphQL, React, and experience integrating... 
    Senior
    Rail
    Remote job
    Full time
    Apprenticeship
    Local area
    Flexible hours
    Shift work

    Hackerone

    Washington DC
    13 hours agonew
  • $130k - $180k

     ...their financial success. Full Title: Senior Software Engineer, Platform Location...  ...You will be instrumental in designing, developing, and operating the critical backend services...  ...backend features and services using Ruby on Rails. Design, implement, and secure... 
    Senior
    Rail
    Remote job
    Full time
    Work at office
    Immediate start
    Shift work

    Doxo

    Washington DC
    13 hours agonew
  •  ...Job Title: Principal Senior Software Engineer Location: Virtual Other Consideration: U.S. Citizen (Required) Job Summary   The Principal Senior Software Engineer serves as the technical leader responsible for designing and guiding the architectural framework... 
    Senior
    Remote job
    Full time

    Sprezzatura Management Consulting

    Arlington, VA
    13 hours agonew
  •  ...We work across a huge range of domains, developing lots of our own tools along the way -- and all with a small team. That means we hire generalists who know an area or two well but love to learn new things and fearlessly hack on whatever is needed. What we do care about... 
    Senior
    Work at office

    Antithesis

    Vienna, VA
    13 hours agonew
  • $150k

     ...The FNE section develops web applications to support financial management business processes/controls. The SME SR position is involved in all phases of the application development process from requirements, design, implementation, operations, and maintenance. The expectation... 
    Senior

    Xla

    Arlington, VA
    13 hours agonew
  • $90k

     ...VA area to be considered for an interview.*** Functional Job Responsibilities: Intermediate full stack .NET web application developer. Design/build new .NET web application from requirements using modern frontend frameworks and tooling. Support legacy applications... 
    Senior
    Work experience placement

    Xla

    Arlington, VA
    13 hours agonew
  •  ...POSITION DESCRIPTION: Pioneering Evolution is seeking an experienced Senior Frontend Developer to lead the design and development of scalable, accessible UI components for a secure, mission-critical federal software platform. This role collaborates closely with UI... 
    Senior
    Full time
    Temporary work

    Pioneering Evolution

    Arlington, VA
    20 hours ago
  •  ...of poverty, and save countless lives. Job Summary: As a Senior Network Software Engineer at Lynk, you will be an integral part...  ...or higher) in Computer Science or related field. Experience developing software for 2G and/or LTE networks. Protocol stack implementation... 
    Senior
    Full time

    Lynk

    Falls Church, VA
    13 hours agonew
  • $150k - $225k

     ...customers in building a safer global future. Overview of Opportunity  Two Six Technologies is seeking a Senior DevOps Engineer to join our team, focusing on developing and maintaining infrastructure that supports cutting-edge cybersecurity and national security research... 
    Senior
    Full time
    Contract work
    Local area

    Two Six Technologies

    Arlington, VA
    13 hours agonew
  •  ...multi-function, multi-modal capabilities. SDD is seeking a Senior Embedded Software Engineer to support the design, development,...  ...fellow researchers and engineers on multi-disciplinary teams to develop innovative solutions related to exploration and demonstration... 
    Senior
    Full time
    Local area
    Remote work
    Night shift

    Str

    Arlington, VA
    13 hours agonew
  •  ...Senior Rails Developer Quve is a fully funded, early stage company, developing a new way for consumers to improve their fitness, and for personal trainers to manage their business, find new clients, and train their clients with in-person sessions integrated... 
    Senior
    Rail
    Remote job
    Full time

    Quve

    Washington DC
    20 hours ago
  • $104.65k - $189.18k

     ...Job Description Description Leidos is seeking a Software Developer for a 200+ FTE technical development program supporting the Sponsor’s Entitlement Programs as well as IdAM /ICAM, Authentication, Authorization, Entitlements and Digital Policy Management. The Software... 
    Senior
    Local area
    Immediate start

    Leidos

    Falls Church, VA
    16 days ago
  •  ...rewarding challenges. Join our team. Barbaricum is seeking a Senior Full Stack Software Engineer  to support the Department of...  ...critical applications.   Responsibilities: Designs and develops software requirements for multiple Artificial Intelligence based... 
    Senior
    Contract work
    For contractors

    Barbaricum

    Arlington, VA
    13 hours agonew
  • $113k - $188k

     ...You Will Do Support Palantir Foundry Application Development: Work closely with Subject Matter Experts (SMEs) to design and develop full stack application using Palantir Foundrys platform. Work on both frontend and backend components, ensuring seamless integration... 
    Senior
    Temporary work
    Part time
    Work experience placement
    Local area
    Immediate start
    Flexible hours

    Guidehouse

    Arlington, VA
    1 day ago
  • $170k

     ...Task Force Talent is seeking mid to senior-level machine learning (AI/ML) engineers (possibly multiple openings, at least one lead position) for a very well-funded early-stage company working on automated methods to detect flaws in large software systems. The key responsibility... 
    Senior
    Permanent employment
    Full time
    For contractors
    Work at office
    Visa sponsorship

    Taskforcetalent

    Tysons Corner, VA
    20 hours ago
  • $145k - $175k

     ...components), and Mission Solutions (the platforms). Together, our teams develop capabilities that deliver persistent access, resilient...  ...you belong here at Umbra.  About the Job We are seeking a Senior Flight Software Engineer to support Umbra’s Mission Solutions... 
    Senior
    Permanent employment
    Full time
    Work at office
    Local area
    Remote work
    Worldwide
    Flexible hours

    Umbra

    Arlington, VA
    13 hours agonew
  • $155.25k

     ...Description OVERVIEW Ten Mile Square is looking for a talented senior DevOps Site Reliability Engineer who is passionate about...  ...Incident response and troubleshooting of production incidents.  Develop and maintain runbooks   Qualifications Serious... 
    Senior
    Remote job
    Full time
    Temporary work

    Ten Mile Square Technologies

    Arlington, VA
    20 hours ago
  •  ...knowledge of modern HTML/CSS Familiarity with at least one of the following programming languages: PHP, ASP.NET, Javascript or Ruby on Rails A solid understanding of how web applications work including security, session management, and best development practices... 
    Rail
    Work experience placement

    Meridian Llc

    Washington DC
    13 hours agonew
  • $104.65k - $189.18k

     ...Leidos Digital Modernization Sector is seeking a highly capable Senior Cloud Engineer to spearhead cloud initiatives for the DHS CISA...  ...position is 100% remote. In this hands-on role, you’ll architect and develop scalable cloud-native solutions using AWS, Azure, and Python,... 
    Senior
    Local area
    Immediate start
    Remote work

    Leidos

    Arlington, VA
    5 days ago
  • $186.07k - $218.9k

     ...talented engineers within Coinbase on a mission to build the best rails to move money onchain and offchain. Onramp enables billions of...  ...with designers and product managers. * Passion for great developer tooling and opinions on what makes developer platforms excellent... 
    Senior
    Rail
    Full time
    Local area

    Coinbase

    Washington DC
    a month ago
  • $130k - $216k

    Job Family : Technology Consulting Travel Required : Up to 25% Clearance Required : Active Secret What You Will Do : We are seeking a highly experienced SAP ERP (ECC & S/4HANA) Subject Matter Expert (SME) to provide production support for a DOD...
    Senior
    Temporary work
    Part time
    Immediate start
    Flexible hours

    Guidehouse

    Arlington, VA
    1 day ago
  • $103.8k - $218.1k

    Web Developer Senior Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee...  ...with HTML5, JavaScript, Bootstrap, CSS, C#.NET, SQL, Ruby on Rails, Artificial Intelligence, and Amazon Web Services to develop... 
    Senior
    Rail
    Full time
    Contract work
    Work experience placement
    Local area
    Flexible hours

    CACI International

    Chantilly, Fairfax County, VA
    14 days ago
  •  ...revenues and a reality-based plan to scale. Who We Hire For developers, we're not looking for someone to just "code it up". As an...  ...Don't know Python or Django? Chances are if you are a Ruby on Rails programmer or have experience with other MVC frameworks, you... 
    Rail
    Permanent employment
    Full time

    Confidential

    Washington DC
    13 hours agonew
  • $89.4k - $183.5k

     ...about what's next. Join us. **General Summary:** Unum is hiring a Senior Full Stack Software Engineer! As a key member of our Agile team,...  ...this role, you'll work on our Leave Logic product using Ruby on Rails, React, JavaScript, and AWS services, with expertise in... 
    Senior
    Rail
    Temporary work
    Work at office

    UNUM

    Washington DC
    3 days ago
  • $168k - $252k

     ...ABOUT THE TEAM The Robot Autonomy Interface Layer (RAIL) team bridges the gap between low-level hardware and advanced AI-driven...  ...and low-level-hardware at Anduril, you will find yourself developing a broad set of expertise working with nearly every robotics team... 
    Senior
    Rail
    Full time
    Work experience placement
    Local area
    Remote work
    Relocation package
    Flexible hours

    Anduril Industries

    Washington DC
    13 hours agonew
  •  ...description provides details on how this role will help to serve our clients. Job Description The Red Gate Group is seeking a Senior Web Developer to support the Defense Intelligence Agency (DIA) in Washington, DC. In this role, you will leverage your expertise in... 
    Senior
    Local area

    Red Gate Group

    Washington DC
    13 hours agonew
  • $65k - $185k

     ...and user-centric design. Whether you're developing cutting-edge technology solutions or designing...  ...on an as-needed basis and report to senior staff and project management lead. Minimum...  ..., with familiarity in Python, Ruby on Rails. ~ Experience in an agile,... 
    Rail
    Permanent employment
    Work experience placement
    Local area
    Remote work

    Element Solutions

    Washington DC
    13 hours agonew