Integration Developer Jobs in Washington, DC

Vantor

$113000 - $188000

McLean, VA

The ideal candidate is comfortable working in AWS, building and operating ETL workflows using Apache NiFi and Python, and delivering reliable, well-structured JSON data products for consumption by enterprise application development teams. We are seeking a mid-level Full Stack Developer with a strong data engineering and backend focus to support the development and operation of cloud-based ETL pipelines for mission-critical geospatial and location-based data workflows.

Integrative Staffing Group, LLC

Herndon, VA

RUST Software DeveloperHerndon, VADirect PlacementPaid relocation availableUp to $230,000 annuallyPrimary PurposeThe company's Integrated Mission Systems is seeking an experienced Software Engineer with a strong background in the RUST Programming Language and proven experience developing systems with RUST to guide the next generation of mission-critical systems. Qualifications:Bachelor’s degree in computer engineering, Electrical Engineering, Computer Science or related field and a minimum of 12 years of prior relevant experience.

PEAK Technical Staffing

$31.98 - $59.83

Washington, DC

Bachelor’s degree in Computer Science, Engineering, or related field and 2–4 years of relevant experience; or a Master’s with 2 years of software development experience with Python, including building and troubleshooting AWS Lambda functions. The focus will be on conversation flow design, Amazon Connect integrations, AI service orchestration, generative AI safety, and the creation of supporting APIs and data pipelines to improve customer experience through intelligent automation.

Credence

$150000 - $180000

McLean, VA

The candidate will act as a technical lead and translator, working across legacy codebases, modernization tools, and modern engineering teams to ensure accurate business logic extraction, successful code conversion, and validated operational outcomes. We provide cutting-edge solutions, including AI/ML, enterprise modernization, and advanced intelligence capabilities, to the largest defense and health federal organizations.

Dev Technology Group

$72000 - $110000

Reston, VA

As a Washington Post Top Workplace award winner for the past TWELVE years in a row, the Top Workplaces USA for the past five years, and a recipient of the Companies As Responsive Employers (CARE) Award for the past six years, Dev Technology employees enjoy: Generous and flexible time-off policy. Career development opportunities including a mentorship program, technical and management training through Dev University, hands-on learning through DevLab, tuition reimbursement, and paid training opportunities.

Credence

$150000 - $180000

McLean, VA

Configure MuleSoft SAP connectors to integrate with SAP ECC or S/4HANA via BAPIs, RFCs, or IDocs and other integration methods. This role requires expertise in IDoc processing, RFC setup, and ABAP development to ensure seamless, secure, and scalable data integration.

CSZNet, Inc.

$75 - $80

Alexandria, VA

The solution shall support full-fare and senior customers and enable tap and-pay using contactless bank cards for Metro rail, bus, and parking services, as well as participating regional partner systems. The Open Payment Solution shall enable Metro customers to pay fares using their own contactless open payment media, without requiring a SmarTrip card or any other closed-loop card.

Federate Systems Corporation

Lanham, MD

The developers should have hands-on experience in containerized application development and deployment using Docker and Kubernetes, along with familiarity in messaging systems (AMQ, IBM MQ, Apache Kafka) and data grid technologies for high-performance, distributed applications. Connect), TLS cipher suites, secure coding practices, automated security scanning, dependency vulnerability management, and enforcement of enterprise DevSecOps controls.

MANTECH

Annapolis Junction, MD

This role supports mission-critical Federal programs by designing, engineering, and analyzing complex software systems with a strong emphasis on cyber security, vulnerability research, and resilient system development. Occasionally, you may need to move about inside the office to access file cabinets, office machinery, or communicate with co-workers, management, and customers, which may involve delivering presentations.

Cliff Services Inc

$45 - $50

Reston, VA

The Python Developer will design, develop, test, and implement cloud native applications, data pipelines, and backend services within AWS. Practical experience with key AWS services including: Lambda, S3, Step Functions, Glue, EC2, ECS/Fargate, RDS, Redshift, CloudWatch.

Cliff Services Inc

$65

Reston, VA

Build and maintain cloud native applications on AWS using services such as Lambda, ECS/Fargate, S3, API Gateway, DynamoDB, RDS/Aurora, SageMaker, and Bedrock. Architect and operationalize RAG pipelines, embeddings, vector databases, and LLM powered automation (chatbots, summarization, semantic search, anomaly detection).

Genesis10

McLean, VA

Ranked a Top Staffing Firm in the U.S. by Staffing Industry Analysts for six consecutive years, Genesis10 puts thousands of consultants and employees to work across the United States every year in contract, contract-for-hire, and permanent placement roles. With more than 300 active clients, Genesis10 provides access to many of the Fortune 100 firms and a variety of mid-market organizations across the full spectrum of industry verticals.

Enterprise Horizon Consulting Group

Washington, DC

EHCG provides best in class services to its customers in the following areas: Business Systems Services; Business Intelligence; Data Analytics and Dashboarding; Enterprise Resource Planning (SAP) Implementation; Legacy System Optimization; Digital Transformation; Cloud Migration; Integration and Modernization; and Risk Management Framework Processes (RMF). Efficient Data Retrieval: Tune APIs for ultra-low-latency data retrieval necessary for AI models, focusing on minimizing payload size and optimizing database queries (SQL, NoSQL, or Graph) originating from the Mule flow.

Atlas Technologies Inc

Alexandria, VA

Atlas Technologies is seeking a skilled and motivated Appian Solutions Architect to join our dynamic IT team and contribute to design and implementation of complex process automation solutions that bridge the gap between our Appian low-code platform and PeopleSoft ERP. You will be responsible for creating a seamless "agility layer" that allows users to interact with PeopleSoft data and workflows directly within Appian interfaces.

SHINE Systems

Bethesda, MD

Experience working with service-oriented architecture (SOA) and enterprise integration patterns (e.g., SOAP services, XML/JSON messaging, WSDL, message queues) is highly desirable. Familiarity with modernizing or integrating existing systems, including refactoring, performance tuning, and incremental adoption of newer technologies or frameworks.

TechDigital

Washington, DC

o 9+ Years of proven experience in integrating systems using Azure services, including Azure Logic Apps, Azure Functions, and Azure API Management. o Implement serverless computing solutions using Azure Functions to handle event-driven tasks, automate processes, and integrate with other Azure and external services.

Systems Integration, Inc.

Washington, DC

The ideal candidate will possess strong business acumen and demonstrate the ability to work independently across multiple FBI Divisions, Sections, and Units. We are seeking a highly skilled and self-motivated Data Integration Developer to support the FBI's ITBI (IT Business Intelligence) initiatives.

Trillion Technology Solutions

Reston, VA

We're seeking a Senior SAP Business Technology Platform (BTP) Integration Developer with strong SAP S/4HANA back-end integration experience to design, build, and support enterprise integrations in complex environments. - Build secure, reliable interfaces between SAP S/4HANA and external systems (cloud and on-prem), including event/message-based and API-led integrations.

Steampunk

McLean, Virginia

Provide technical knowledge and analysis of highly specialized applications and operational environment, high-level functional systems analysis, design, integration, documentation, and implementation advice on moderately complex problems that require an appropriate level of knowledge of API development, deployment, and support for effective implementation. Design REST APIs using the OpenAPI specification implemented on the Spring Boot and Camel open-source stack and Optional MuleSoft Anypoint Platform is essential.

Next Generation Inc

$100000 - $130000

Alexandria, VA

Hands-on development, maintenance, and support experience implementing/supporting OIC, HCM Cloud inbound & outbound integrations using BI Publisher, HCM extracts & OTBI reports, HCM Data Loader, Spreadsheet Loader. We are looking for someone with a strong background in integration technologies, as well as experience working with Oracle Integration Cloud (OIC) and other related technologies such as SOAP/REST, SFTP, XSLT, SQL, and cloud integration, who works well in a team environment.

Accenture Federal Services

Arlington, VA

The pay range for the states of California, Colorado, Hawaii, Illinois, Maryland, Massachusetts, Minnesota, New Jersey, New York, Washington, Vermont, the District of Columbia, and the city of Cleveland is:$100,200—$162,700 USDWhat We BelieveAs 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. As required by local law, Accenture Federal Services provides reasonable ranges of compensation for hired roles based on labor costs in the states of California, Colorado, Hawaii, Illinois, Maryland, Massachusetts, Minnesota, New Jersey, New York, Washington, Vermont, the District of Columbia, and the city of Cleveland.

rockITdata

Arlington, VA

This role develops Lambda functions, configures real-time data pipelines, builds Salesforce integrations (including Platform Events and Lightning Web Components for AI Coaching), and ensures seamless data flow across all four AI capabilities. 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 - think AI, automation and data transformation.

Accenture Federal Services

Washington, DC

The pay range for the states of California, Colorado, Hawaii, Illinois, Maryland, Massachusetts, Minnesota, New Jersey, New York, Washington, Vermont, the District of Columbia, and the city of Cleveland is:$93,400—$243,100 USDWhat We BelieveAs 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. As required by local law, Accenture Federal Services provides reasonable ranges of compensation for hired roles based on labor costs in the states of California, Colorado, Hawaii, Illinois, Maryland, Massachusetts, Minnesota, New Jersey, New York, Washington, Vermont, the District of Columbia, and the city of Cleveland.

Software Guidance & Assistance

$105 - $110

Rockville, MD

Software Guidance & Assistance, Inc., (SGA), is searching for a Lead Workday Developer, HCM Integrations + Extend for a CONTRACT assignment with one of our premier Regulatory clients in the DMV area or fully remote. You'll join a diverse team built on these core values: customer service, employee development, and quality and integrity in everything we do.

Software Guidance & Assistance

$95 - $105

Rockville, MD

Software Guidance & Assistance, Inc., (SGA), is searching for a Senior Workday Developer, HCM Integrations for a contract assignment with one of our premier Regulatory clients in DMV area or fully remote. Responsibilities : Seeking an experienced Workday Developer to deliver Workday Extend applications and integrations in the Performance Management and Recruiting spaces.

Aretum

$160000 - $220000

McLean, VA

Focus on building robust APIs, data orchestration workflows, and integration patterns that enable risk analysis and service coordination for millions of clients while meeting strict federal security and compliance requirements. Design and implement secure integration interfaces (RESTful APIs, SOAP, message queues, file-based) connecting vendor applications with client data systems.

SGA Inc.

Rockville, MD

Software Guidance & Assistance, Inc., (SGA), is searching for a Senior Workday Developer, HCM Integrations for a contract assignment with one of our premier Regulatory clients in DMV area or fully remote. Responsibilities : Seeking an experienced Workday Developer to deliver Workday Extend applications and integrations in the Performance Management and Recruiting spaces.

SGA Inc.

Rockville, MD

Software Guidance & Assistance, Inc., (SGA), is searching for a Lead Workday Developer, HCM Integrations + Extend for a CONTRACT assignment with one of our premier Regulatory clients in the DMV area or fully remote. You'll join a diverse team built on these core values: customer service, employee development, and quality and integrity in everything we do.

Dobbs Defense Solutions, LLC

Ashburn, VA

Dobbs Defense Solutions is seeking an experienced Software Development Engineer in Test (SDET) to design and implement automated test solutions for a distributed integration service that supports license plate capture from video streams, RFID card reads, and entry/exit sensor simulation. The ideal candidate will build an automation framework capable of simulating hardware inputs, validating message flows, testing service interactions, and ensuring reliability, accuracy, and performance across end-to-end workflows.

Next Generation Inc

$100000 - $130000

Alexandria, VA

Next Generation, Inc. an Equal-Opportunity Employer, is seeking a highly skilled Technical Project Manager to oversee Oracle HCM (Human Capital Management) and ERP (Enterprise Resource Planning) integrations using Oracle Integration Cloud (OIC). The ideal candidate will have a strong background in Oracle technologies, integration, and project management, as well as a proven track record of successful project delivery.

Steampunk

$100000 - $160000

McLean, Virginia

Excellent interpersonal skills, as well as excellent communication skills, verbal and written to both technical and non-technical audiences that are in a geographically dispersed environment (conference calls, Skype, face-to-face). Contributions: Design, develop, test, document, and deploy high-quality integrations built on ESBs and ETL tools based on industry best practices and business needs.

Steampunk

$140000 - $170000

McLean, Virginia

Captivation Software

$130000 - $270000

Annapolis Junction, MD

Minimum Qualifications: Bachelor's Degree in Computer Science or related field and have at least ten (10) years of demonstrable experience with integrating, installing, configuring, upgrading, compiling, and supporting COTS/GOTS software in a heterogeneous operating system environment. Captivation Software is looking for a senior level software integration engineer who shall be responsible for executing and maintaining automated integration and system testing processes across a diverse range of HPC operating environments.

Cayuse Holdings

$148000 - $185000

Fort Belvoir, Virginia

Meets all qualifications of a Data Steward / Policy Manager, plus:4 years demonstrated experience leading a team and managing work tasks of subordinates conducting intelligence planning, collection, processing, analysis, or dissemination. The Data Integration Specialist is responsible for designing, developing, and managing processes that consolidate data from multiple sources into meaningful and usable information.

Captivation Software

$130000 - $270000

Annapolis Junction, MD

Captivation Software is looking for a mid level systems engineer who has experience working all phases of the system engineering lifecycle. Security Clearance: Must currently hold a Top Secret/SCI U.S. Government security clearance with a favorable Polygraph, therefore all candidates must be a U.S. citizen.

Captivation Software

$130000 - $270000

Annapolis Junction, MD

Minimum Qualifications: Bachelor's Degree in Computer Science or related field and have at least eight (8) years of demonstrable experience with integrating, installing, configuring, upgrading, compiling, and supporting COTS/GOTS software in a heterogeneous operating system environment. Captivation Software is looking for a senior level software integration engineer who shall be responsible for the integration, test, deployment, and troubleshooting of various production-ready mission services deployed in an on-prem enclave and AWS Cloud environments.

Bigbear.ai

Annapolis Junction, Maryland

BigBear.ai is seeking an AI/ML Security Integration Engineer with an active TS/SCI clearance with a Poly, to configuring, fine-tuning, and maintaining an ATO Automation Platform’s Large Language Model (LLM) capabilities for secure operation within customer environments. This role ensures the AI components of the compliance automation platform function effectively while meeting stringent security requirements for federal deployments, including classified and air-gapped networks.

Allegis Group

$127300 - $190900

Hanover, Maryland

The Integration Domain Architect (DA) is a member of a delivery team, supporting both new development/product-based efforts, and production support; and is considered the highest-level domain technology expert with a deep understanding of MuleSoft, Microservice design, asynchronous services, cloud computing (AWS, Azure, and GCP), and GitHub. Guide a solution from concept to delivery - envision and create solutions that meet requirements; model the pieces of an infrastructure and their points of integration; prove the feasibility of a design; and can ultimately be implemented and supported in the Production environment.

Allen Integrated Solutions

Washington, DC

Skills and Experience: Required: Bachelor's degree or higher in Engineering, Computer Science, Imagery Analysis, or related STEM degree program, or related equivalent additional experience of 4 years with no degree or 2 years with a non-STEM degree. The candidate(s) will work with systems engineers, image scientists and developers to ensure applications and systems interoperate to deliver end-to-end mission solutions and maintain the integrity of the system-of-system enterprise.

Peraton

$104000 - $166000

Herndon, Virginia

Coordinate with developers, DBAs, cybersecurity, and functional stakeholders to validate data flows, schema changes, transformation logic, and security controls for inbound/outbound exchanges. Develop, test, and deploy integration solutions (APIs, ETL/ELT, message queues, web services) and monitor interface health, latency, and error conditions across dev/test/staging/production.

Johns Hopkins Applied Physics Laboratory

Laurel, Maryland

We are seeking a Systems Integration Engineer to be an integral member of an artificial intelligence and machine learning prototyping team developing capabilities that enable users to harness a wide set of algorithms and data sources to accomplish numerous missions that are critical to the defense of our nation. Special Working Conditions: There are some special aspects to the job that you should be aware of: Some work outside normal working hours and on weekends for operations and maintenance might be rarely required.

Peraton

$135000 - $216000

Chantilly, Virginia

Qualifications: Peraton offers enhanced benefits to employees working on this critical National Security program, which include heavily subsidized employee benefits coverage for you and your dependents, 25 days of PTO accrued annually up to a generous PTO cap and eligible to participate in an attractive bonus plan. 5+ years of experience integrating sensor programs into large, complex system-of-systems or Service-Oriented Architecture environments across cloud, on-premises, or hybrid infrastructures.

Halvik

Arlington, VA

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. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

ConsultNet

Rockville, MD

This role operates across a large, complex ecosystem supporting 30+ lines of business, requiring strong ownership, problem-solving, and the ability to work end-to-end across development, configuration, integrations, and production support. Support and enhance Workday Financials modules including Revenue Management, Accounts Receivable, Billing, Cash Management, Customer Accounts, Contracts, and Banking.

Sciolex Corporation

Chantilly, Virginia

Over the past 18 years, Sciolex Corporation has constructed an environment that celebrates diversity and encourages a positive work/life balance, all while supporting government missions that our employees are proud to be a part of. You will collaborate with cross-functional teams to develop and execute test plans, identify, and troubleshoot issues, and provide technical expertise throughout the testing and integration process.

Sciolex Corporation

Chantilly, Virginia

Over the past 18 years, Sciolex Corporation has constructed an environment that celebrates diversity and encourages a positive work/life balance, all while supporting government missions that our employees are proud to be a part of. You will collaborate with cross-functional teams to develop and execute test plans, identify, and troubleshoot issues, and provide technical expertise throughout the testing and integration process.

Bowhead / UIC Technical Services

Washington, DC

SERVICENOW DEVELOPER (HUDSN): Bowhead seeks a ServiceNow Developer to support the Department of Housing and Urban Development (HUD), Enterprise Service Delivery (ESD) modernization program, enabling enterprise-wide services related to Human Resources, IT, Facilities Management, Financial Management, Acquisitions, and more. Implementation of use cases involves the full end-to-end lifecycle of software development, which shall include all activities related to requirements refinement, development, testing, deployment, and system administration including reporting progress on project as a whole.

Steampunk

$150000 - $180000

McLean, Virginia

Steampunk

$150000 - $180000

McLean, Virginia

Steampunk

$150000 - $180000

McLean, Virginia