June 10, 2026For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.
The Digital Modernization Sector at Leidos is seeking a dynamic Sr Appian Platform Engineer / Architect to support cloud modernization initiatives for the United States Coast Guard (USCG) at Command, Control, Communication, Computer, Cyber, and Intelligence Service Center (C5ISC) in the Alexandria, VA area.
Springfield, VA30+ days ago
Desired experience: Experience supporting; ServiceNow ITSM implementations, federal or regulated environments, platform governance and backlog management, user acceptance testing (UAT) and release validation. This position is part of our Cyber and Intelligence division, which plays a critical role in supporting Enterprise-Level Security and Modernization efforts across IT infrastructure, cybersecurity, physical facilities, and personnel operations.
Candidates who only have software development experience without significant testing, release management, and technical leadership experience will be considered less competitive for this role.Nice-to-Have Knowledge Areas- IRS Internal Revenue Manual (IRM) . The ideal candidate is a hands-on senior developer who has successfully led application releases, testing efforts, requirements management, and cross-functional teams in a highly regulated environment.Key Responsibilities.
p>Boston: $136,800 - $166,700 Chicago: $129,700 - $157,900 Los Angeles: $135,900 - $165,500 New York: $139,200 - $169,500 San Francisco: $149,200 - $181,700 Washington, DC: $134,300 - $163,600. • Creates, compiles, and prepares management reports, graphs, and charts, including highly complex internally developed custom reports utilizing TSQL, Excel, Access, VBA, Power BI and SSRS.
p> Geocgi is looking for a Senior Developer to support our client, the US Coast Guard Bridges Office. Geocgi considers factors such as (but not limited to) scope and responsibilities of the position, candidate’s education & work experience, training & certifications, and key skills as well as market and business considerations at the time of the offer.
li>IIOT (Industrial IOT) AWS Yes 1. Java Java Yes 1. Java Microservices Yes 1. Java Spring Boot Yes 1. Why Should You Apply?
Alexandria, VA30+ days ago
strong>Role Summary- Design and build secure, scalable backend services in Java (Spring Boot) and Python, and deliver production-grade AI agent capabilities using Google Agent Development Kit (ADK).
- Create and orchestrate agents using Google ADK: define agents, attach tools/functions, manage sessions and memory, and implement multi-step workflows (sequential/parallel/routed).
Herndon, Virginia17 days ago
p>Pay Range: There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. As a valued team member, you’ll be part of a high-performing group dedicated to our customer’s missions and driven by a higher purpose – to ensure the safety of our nation.
Washington, DC30+ days ago
Professional Qualifications and Skills • Bachelors or Masters degree in Computer Science, Information Technology, or a related field • 7-12 years of experience in software development or application engineering • Expertise in programming languages such as Python, Java, or C# • Advanced knowledge of software development methodologies including Agile, Scrum, and SAFe • Strong leadership, mentoring, and team development skills • Proficiency with system integration, microservices, and API development • Excellent analytical, troubleshooting, and critical-thinking abilities • Software development certifications preferred • Experience with cloud-based development environments and big data platforms is a plus • Exceptional communication, collaboration, and stakeholder engagement skills. The position requires deep programming expertise, advanced architectural knowledge, and the ability to collaborate with stakeholders to deliver high-quality software solutions while guiding best practices across the development lifecycle.
In terms of professional development, Everforth Apex hosts an on-demand training program, provides access to certification prep and a library of technical and leadership courses/books/seminars once you have 6+ months of tenure, and certification discounts and other perks to associations that include CompTIA and IIBA. Everforth Apex also offers a HSA (Health Savings Account on the HDHP plan), a SupportLinc Employee Assistance Program (EAP) with up to 8 free counseling sessions, a corporate discount savings program and other discounts.
This role requires strong experience working with mainframe-based transportation or enterprise systems, along with the ability to analyze complex systems and design integration solutions across multiple platforms. We provide a wide array of experienced business and IT professionals supporting clients from solution design to implementation and support.
This role combines hands-on software engineering with mission-oriented delivery, requiring someone who can independently drive feature development, resolve complex technical issues, and help mature a production platform serving critical customer mission needs. The ideal candidate brings strong full-stack or backend development experience, comfort working in cloud-native environments, and the ability to operate effectively across both dedicated product support and broader organizational engineering priorities.
Programming Languages Assembly (Primary language) C C++ Integration Technologies Experience working with enterprise integrations such as: DB2 databases REST or enterprise APIs IBM MQ messaging File-based integrations SFTP data transfers Developmental Responsibilities Legacy system enhancements. Role: Senior Developer – Mainframe / Assembler (z/OS, TPF) Location: Remote or NEC Region Job Type: Long Term Contract Job Summary: Client is seeking a Senior Developer with deep experience in IBM z/OS mainframe environments, specifically working with Assembly language and C/C++.
Developer (Java , Spring boot, Microservices, and AWS) for their Reston, VA/Hybrid location. AWS services (S3, SQS, SNS,ECS, Lambda, AWS Cloud watch etc.).
AWS services (S3, SQS, SNS,ECS, Lambda, AWS Cloud watch etc.) . Our client, a IT Services and Consulting company, is looking for a Senior Developer for their Mclean, VA location.
Baltimore, Maryland23 days ago
p>ITnova is seeking a Senior Developer to design and oversee robust, scalable, and secure architecture solutions for a broad suite of internal and external-facing applications. Preferred Skills & Attributes:
- Deep understanding of criminal justice and public safety systems, including integrations with federal (e.g., FBI/NDEX) and state-level law enforcement systems.
This role combines hands-on development with technical leadership, focusing on architecting and implementing scalable Salesforce solutions integrated with Amazon Connect, AI-driven capabilities, and third-party government systems. Architect and oversee integrations between Salesforce and Amazon Connect (or similar cloud IVR/ACD platforms), including real-time data exchange, screen-pop functionality, and omnichannel routing.
Alexandria, VA30+ days ago
As a Service-Disabled Veteran-Owned Small Business (SDVOSB), NDi is dedicated to hiring veterans and providing a supportive work environment that honors their service while recognizing the unique skills and experiences they bring to our organization. This will be a hands-on technical development position supporting sustainment (O&M) for legacy applications and modernization of infrastructure services including SQL backend, NET Core and Framework, and Angular front-end.
p>ActioNet is a CMMI-DEV Level 4, CMMI-SVC Level 4, ISO 20000, ISO 27001, ISO 9001, HDI-certified, woman-owned IT Solutions Provider with strong qualifications and expertise in Agile Software Engineering, Cloud Solutions, Cyber Security and IT Managed Services. Senior Developer: IgniteAction is seeking an experienced API Developer to join our team and contribute to the development of advanced APIs that drive innovative large public data discovery and analytics applications.
PwC does not intend to hire experienced or entry level job seekers who will need, now or in the future, PwC sponsorship through the H-1B lottery, except as set forth within the following policy: https://pwc.to/H-1B-Lottery-Policy. As a Delivery Excellence - Tech Enablement - Senior Developer - Manager, you will play a pivotal role in driving software and product innovation within our organization.
Herndon, Virginia9 days ago
p style="margin:0px">The ideal candidate brings strong full-stack or backend development experience, comfort working in cloud-native environments, and the ability to operate effectively across both dedicated product support and broader organizational engineering priorities. This role combines hands-on software engineering with mission-oriented delivery, requiring someone who can independently drive feature development, resolve complex technical issues, and help mature a production platform serving critical customer mission needs.
Fort Meade, Maryland30+ days ago
Exposure to ServiceNow applications like Telecommunication Management System (TSM), Telecommunications Network Inventory (TNI), Order Management Telecommunications (OMT) modules, etc. I2X Technologies considers factors such as (but not limited to) scope and responsibilities of the position, candidate’s work experience, education/training, key skills, internal peer equity, as well as, market and business considerations when extending an offer.
p>You mentor junior developers, drive platform best practices, and work closely with solution architects, functional leads and business stakeholders to deliver high-quality EPM solutions across the full implementation lifecycle. Involvement in growing the practice by supporting the new business proposal process - business case creation, SOW preparation, RFP responses, driving client conversation/presentations to dive business opportunities.
C# / .NET microservices REST API design JWT, OAuth, and API security AWS (API Gateway, IAM, ECS/EKS, CloudWatch, RDS) Docker (Compose, Bake) CI/CD and GitOps Unit, integration, and performance testing Distributed systems & service architecture Healthcare IT experience preferred. Required skills for commercial off-the-shelf (COTS) development: Extensive experience in a COTS products (such as COGNOS, CRM, IVR, Oracle E-Business Suite, IBM DataStage, IBM Watson Analytics, Salesforce, PEGA, MuleSoft, Document Management Tools (FileNet, SharePoint), Oracle SOA, Client - EngageOne, EDIFECS - XEngine).
p>What you'll be doing: Working directly with key application developers to understand the current and future problems they are solving, crafting and optimizing core parallel algorithms and data structures to provide the best solutions using GPUs, through reference code development, direct contribution to the full software stack including libraries, applications.
Collaborating closely with diverse groups at NVIDIA such as the architecture, research, libraries, tools, and system software teams to influence the design of architectures, software, and programming models, by investigating the impact on application performance and developer productivity.
p>Pay Range: There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. As a valued team member, you'll be part of a high-performing group dedicated to our customer's missions and driven by a higher purpose - to ensure the safety of our nation.
McLean, Virginia23 days ago
li>Strong communication skills and ability to convey complex concepts in an easy-to-understand manner, both verbally and written; active listening skills to gather key information from internal and external partners; analytical and strategic foresight.
Strong organizational skills, attention to detail, ability to work in a high-paced environment, multi-task (prioritize and manage), and work both independently and as a team (team-building skills including courtesy, professionalism, and a “do whatever it takes attitude”).
McLean, Virginia23 days ago
li>Strong communication skills and ability to convey complex concepts in an easy-to-understand manner, both verbally and written; active listening skills to gather key information from internal and external partners; analytical and strategic foresight.
Strong organizational skills, attention to detail, ability to work in a high-paced environment, multi-task (prioritize and manage), and work both independently and as a team (team-building skills including courtesy, professionalism, and a “do whatever it takes attitude”).
Washington, DC19 days ago
8 additional years of experience in lieu of the degree
• Demonstrated experience developing and supporting ETL processes, transformation logic, and data movement across multiple systems.
• Experience with source-to-target mapping, data modeling concepts, and implementation of business rules through technical logic.
• Strong experience developing and tuning SQL queries and supporting relational database environments.
• Experience identifying and resolving data anomalies, integration issues, and downstream impacts.
• Experience supporting agile or iterative delivery efforts with backlog-driven work and sprint-based execution.
• Experience developing and maintaining technical documentation supporting operational continuity and knowledge transfer.
• Must be authorized to work for any employer in the U.S.
• Must be able to obtain and maintain the required security clearance.
Preferred/Desired.
• Experience supporting federal government customers in enterprise data warehouse, analytics, or reporting environments.
• Experience with enterprise ETL tools such as Informatica or similar platforms.
• Experience supporting business intelligence and downstream reporting tools such as Power BI.
• Experience working in environments emphasizing documentation, repeatable delivery processes, and disciplined work tracking.
• Current Public Trust or ability to obtain a Public Trust clearance quickly.
.
ul>Working closely with the tech lead and senior developers, the Mid-Level Java Developer will participate in the system architecture design, systems engineering, development, integration testing and validation, and all aspects of the software life-cycle (requirements to design to implementation to test) for a java backend application involving extensive messaging and transaction processing. Proficient in applying core Java programming skills and using popular 3rd-party libraries to interpret data mappings and organize information for processing large-scale datasets across various representation formats such as relational databases, NoSQL Databases, XML, JSON, and raw flat files.
Rockville, MD30+ days ago
li>Hands-On Design & Development: Collaborate with technical leads and work closely with other developers to design and implement migration patterns, reusable components, and reference code that support teams transitioning legacy Java/J2EE applications to AWS. AWS Service Integration: Select and integrate AWS services based on application needs, such as EC2/ECS/EKS for compute, S3 for storage, RDS for databases, API Gateway for APIs, and Lambda for event-driven processing.
Hackathons are short-typically week-long-intensive coding sessions where experienced mentors team up with groups of researchers and data scientists to guide them in accelerating or optimizing their projects using accelerated infrastructure and enterprise-grade software, across a variety of programming models, frameworks, and tools. Build and refine training materials and mentor team members solving real-world problems using NVIDIA Omniverse, Isaac Sim, Isaac Lab, Cosmos, and related stacks to create simulations, digital twins, and robotics workflows, etc.
Washington, DC19 days ago
div class="flex max-w-full flex-col grow">HTML/CSS - Senior Developers - AI Training - USA.
We've built a unique platform that connects researchers and companies with a global pool of participants, enabling the collection of high-quality, ethically sourced human behavioural data and feedback.
Washington, DC19 days ago
div class="flex max-w-full flex-col grow">Python - Senior Developers - AI Training - USA.
Deep Domain Knowledge: expert understanding of the GIL (Global Interpreter Lock), decorators, generators, memory management, and asynchronous patterns (asyncio, async/await).Alexandria, VA30+ days ago
While performing the duties of this job, occasionally works in construction environments near moving mechanical parts and in outside weather conditions, and could include a work environment where possible exposure to physical hazards, weather extremes, wet and/or humid conditions, and chemicals exist. The Senior Developer Services Specialist is responsible for supervising, coordinating, and administering developer-funded new water and wastewater system construction programs.
We combine unmatched expertise with cutting-edge technology to help clients solve their most complex challenges, navigate change, and shape the future.We can only solve the world's toughest challenges by building a workplace that allows everyone to thrive.
Pay Range - There are multiple factors that are considered in determining final pay for a position, including, but not limited to, relevant work experience, skills, certifications and competencies that align to the specified role, geographic location, education and certifications as well as contract provisions regarding labor categories that are specific to the position.
Reston, Virginia19 days ago
p style="text-align:left">Pay Range - There are multiple factors that are considered in determining final pay for a position, including, but not limited to, relevant work experience, skills, certifications and competencies that align to the specified role, geographic location, education and certifications as well as contract provisions regarding labor categories that are specific to the position. We combine unmatched expertise with cutting-edge technology to help clients solve their most complex challenges, navigate change, and shape the future.We can only solve the world's toughest challenges by building a workplace that allows everyone to thrive.
Chantilly, Virginia30+ days ago
div class="content">NetServices (NSI) is an IT services firm with a long-standing reputation for delivering high-quality, cost-effective solutions to drive lasting results.
A self‑directed developer who can own complex technical work from concept to deployment; someone who understands federal mission needs and can translate them into secure, scalable platform solutions; a collaborator who communicates clearly with both technical and non‑technical stakeholders; and a professional committed to quality, governance, and continuous improvement.
Alexandria, VA11 days ago
p>Veterans First Commitment: As a Service-Disabled Veteran-Owned Small Business (SDVOSB), NDi is dedicated to hiring veterans and providing a supportive work environment that honors their service while recognizing the unique skills and experiences they bring to our organization. This will be a hands-on technical development position supporting sustainment (O&M) for legacy applications and modernization of infrastructure services including SQL backend, NET Core and Framework, and Angular front-end.
The ideal candidate will have a strong background in full-stack development, cloud computing, and Agile methodologies, working closely with cross-functional teams to deliver scalable and efficient software solutions. - Strong proficiency in developing solutions in the following programming languages (.NET (backend development), Java, Python, JavaScript, C#, etc.).
Washington, DC30+ days ago
Minimum 8 years of hands-on experience with Oracle EBS (R12.x), including development using PL/SQL, Forms, Reports, OAF, Workflow Builder, and Web ADI. Support month-end, quarter-end, and year-end closing activities by ensuring data flow and transactions process smoothly.
Washington, DC16 days ago
Collaborate with business stakeholders, XML schema developers, and software engineers to translate publishing requirements into intuitive application functionality while leveraging knowledge of XML technologies, document publishing workflows, and enterprise web applications. Halvik is a highly successful WOB business with more than 50 prime contracts and 500+ professionals delivering Digital Services, Advanced Analytics, Artificial Intelligence/Machine Learning, Cyber Security and Cutting-Edge Technology across the US Government.
Springfield, VA19 days ago
div>The pay range for the states of California, Colorado, Hawaii, Illinois, Maine, Maryland, Massachusetts, Minnesota, New Jersey, New York, Vermont, Virginia, Washington, and the District of Columbia, and the city of Cleveland is:
$146,300—$179,100 USD
What We Believe
As a company wholly dedicated to serving the US federal government, we bring together the best talent to help reinvent how federal agencies operate and deliver greater value for their mission and the American people. Accommodations made to facilitate the recruiting process are not a guarantee of future or continued accommodations once hired.
If you are being considered for employment opportunities with Accenture Federal Services and need an accommodation for a disability or religious observance during the interview process or for the job you are interviewing for, please speak with your recruiter.
Other Employment Statements
Applicants for employment in the US must have work authorization that does not now or in the future require sponsorship of a visa for employment authorization in the United States.
Candidates who are currently employed by a client of Accenture Federal Services or an affiliated Accenture business may not be eligible for consideration.
Washington, DC19 days ago
div>The pay range for the states of California, Colorado, Hawaii, Illinois, Maine, Maryland, Massachusetts, Minnesota, New Jersey, New York, Vermont, Virginia, Washington, and the District of Columbia, and the city of Cleveland is:
$108,400—$203,400 USD
What We Believe
As a company wholly dedicated to serving the US federal government, we bring together the best talent to help reinvent how federal agencies operate and deliver greater value for their mission and the American people. Accommodations made to facilitate the recruiting process are not a guarantee of future or continued accommodations once hired.
If you are being considered for employment opportunities with Accenture Federal Services and need an accommodation for a disability or religious observance during the interview process or for the job you are interviewing for, please speak with your recruiter.
Other Employment Statements
Applicants for employment in the US must have work authorization that does not now or in the future require sponsorship of a visa for employment authorization in the United States.
Candidates who are currently employed by a client of Accenture Federal Services or an affiliated Accenture business may not be eligible for consideration.
Excellent understanding of various relational databases (such as Oracle, SQL Server, MySQL, DB2) and data modeling tools (such as Erwin and SQL Data Modeler) . Excellent experience working with application frameworks (such as Struts, Spring, Hibernate, JavaServer Faces (JSF), Google Web Toolkit (GWT)) .
li>AI-augmented development (core competency): hands-on fluency with agentic AI coding tools, with Claude Code and Claude Opus strongly preferred and GitHub Copilot, Cursor, or comparable agentic tools accepted as transferable experience; effective spec-writing and prompting, chunked generation, and rigorous review and hardening of AI-generated code for correctness and security. Cloud and serverless: AWS Lambda, DynamoDB, API Gateway, Step Functions, EventBridge, and SQS; a managed-service-first approach that favors AWS managed services over bespoke plumbing where they fit; incremental monolith-to-serverless (Strangler Fig) migration patterns; AWS GovCloud exposure (IL5/IL6) desired.
Tysons Corner, Virginia9 days ago
All information you provide will be kept confidential and will be used only to the extent required to provide needed reasonable accommodation.All communication regarding recruitment for a Guidehouse position will be sent from Guidehouse email domains including @guidehouse.com or . Compensation decisions depend on a wide range of factors, including but not limited to skill sets, experience and training, security clearances, licensure and certifications, and other business and organizational needs.
Visa Status: Location: Availability to interview: Availability to start: LinkedIn Profile: Phone Number: Email Address: Last 4 of SSN: MM/DD of birth: Please attach resume and copy of ID (need name and picture clear, all other information can be blurred/blacked out). • Senior Developer will be part of the Enterprise Risk Management Technologies Team and will be responsible for the configuration and integration of "out-of-the-box" ServiceNow solutions, tailoring them to meet unique business needs.
Fort Belvoir, VA30+ days ago
The Senior Software Developer supports the design, development, and delivery of data analysis tools, collaboration systems, and visualizations that address real‑world operational needs and capability gaps for government customers. Applied Research Associates, Inc. is an employee-owned international research and engineering company recognized for providing technically superior solutions to complex and challenging problems in the physical sciences.