Sr. Java Developer
Leidos
Sr. Java DeveloperLeidos has an exciting opportunity for a Sr. Java Developer in our Intel Security Sector's Analysis Solutions Business Area. Join us and make a difference in National Security!Job SummaryA Java developer on this program provides Agile development and operations and maintenance for mission critical systems. Based in DevOps framework, this role participates in major deliverables of projects through all aspects of the software development lifecycle including scope and work estimation, design, coding and unit testing.Primary Responsibilities:Design, develop, test and maintain high-performance, scalable backend microservices using Java and the Spring Framework to meet customer information technology needs.Participate in software programming initiatives and code reviews.Develops software system validation and testing methods using Junit and Katalon and uses integrated custom developed software solutions to leverage automated deployment technologiesDevelop, prototype and deploy solutions within a cloud-based platform leveraging platform services.Support the Agile software development lifecycle following Program SAFe practices while coordinating closely with team members, Product Owners and Scrum Masters to ensure User Story alignment and implementation to customer use casesDocument and perform systems software development, including deployment of build artifacts across different environments leveraging GitFlow constructs and using industry leading DevOps tools like GitHub, Jenkins, and scripting (e.g., python, bash)Apply and identify software development best practices and standard operating procedures creating innovative solutions to meet the technical needs of customers.Basic Qualifications:Familiarity with common Agile practices, service-orientated environments, and development practicesFamiliarity with Java based design patterns and implementing RESTful APIs.Familiarity with integrating with and delivering within DevOps toolsets/practicesFamiliarity with development in Commercial Cloud Platforms (ex, AWS, Google Cloud, Azure) and leveraging cloud data services (ex: S3, RDS, EFS)Familiarity with using version control systems and issue/problem tracking systemsBachelor's degree with 8 or more years of prior relevant experience or Master's degree with 6 or more years of relevant experience. Additional years of experience may be substituted in lieu of a degree.To be considered must have an active TS/SCI with polygraph security clearancePreferred Qualifications:Familiarity with the Spring Framework, microservices architecture and integrating with relational and NoSQL databases.Direct experience utilizing software testing performance tools, such as Junit and scripting languages, such as Python, and Bash while working in an Agile development environmentExperience with SAFe development practices
- ...Sr Java DeveloperLocation: DC Metro Area Duration: 12 MonthsMinimum RequirementsMUST HAVE 12+ years of experience working in a Java... ...with Cassandra, HBase, Bigtable, or DynamoDBMUST HAVE experience developing in a Linux environmentBachelor’s or equivalent degreeHighly...Senior
- ...Sr. Java Developer Location: Washington DC, Virginia and Maryland Experience: 8+ years Job Description: Proven working experience in core Java (6 7, 8) development Hands on experience in designing and developing applications using Java EE platforms Object...SeniorWork experience placement
- ...Sr Java Developer Contract Company Description A Few Words About Us Integrated Resources, Inc is a premier staffing firm recognized as one of the tri-states most well-respected professional specialty firms. IRI has built its reputation on excellent service and...SeniorContract workLocal area
- ...Senior Java Developer Location: Bethesda, MD (Hybrid) Client: Marriott Visa: H1B, EAD, GC, USC Duration: Long Term Mandatory: Minimum 10+ years experience, Java/J2EE, SpringBoot, JavaScript, API, Gateway, EKS, Harness, swagerHub, Python and microservices...SeniorH1b
- ...Job Title: SR. JAVA DEVELOPER Location: Mclean,VA Duration: 12+ Months Visa: USC, GC, H1B and EAD Contract Type: W2 Job Description: ICM BTO enterprise models technology needs a senior full stack Java developer to support growing...SeniorContract workH1bFlexible hours
- ...Full-Stack Developer (Senior and/or Professional) Responsibilities: Engage business users to define the requirements and design... ...software solutions based on J2EE technologies including servlets, Java Server Pages (JSP), and JDBC. ~5-7 years of experience with...SeniorFull timeContract workRemote workRelocationVisa sponsorshipFlexible hours
- ...Senior Java Developer Long Term Contract RemoteThis opening will support federal health enterprise systems. Research, design, develop and maintain enterprise system for our clients using the JEE, Spring MVC, Spring JDBC, Hibernate, Bootstrap, SOAP/RESTful, XML, PL/SQL...SeniorLong term contract
$80 - $85 per hour
...Sr Java DeveloperLocation: Washington, DC/ OnsiteEmployment type: Contract w2/1099/C2CMinimum Education: Bachelor's degree in IT, related... ...Experience: 16 yearsInterviews: In PersonThe Senior JAVA Developer position requires in-depth knowledge of JAVA and J2EE background...SeniorHourly payContract work- ...innovative solutions to fix client issues Mentor and coach Junior developers, work with managers and product owner to help plan for Sprints,... ..., Computer Science, or equivalent experience ~4+ years of Java development experience with Spring, Hibernate, API development...Senior
- ...Sr Java Developer Pay: $66 - 70 C2C Location: OCTO - 200 I Street, SE Washington DC 20003 LOCALS Projected Start Date: August 11, 2026 Interview Type: In Person Only This opening is a fully On Site position. The Senior Java Developer position requires...SeniorWork at officeLocal area
- ...Senior Java/IIB Developer We are looking for a senior Java/IIB developer to work in our development team that builds and supports an application integrated with The Clearing House's Real Time Payment network. The application is highly available and handles high volume...Senior
- ...Sr. Java Developer Apex Systems is looking for a Sr. Backend Developer to join the leading financial regulatory authority, who was voted the #1 Mid-Size Technology Company to work for in the country. The Sr. Backend developer will be responsible for hands-on software...SeniorWork experience placement
- ...ITCON Services is looking for a bright, motivated Senior Full Stack Developer to join our team. The Senior Full Stack Java Developer position will be a 100% hands-on role and will support both company and project team endeavors. The Senior Full Stack Java Developer...SeniorFull timeWork experience placement
- ...Sr. Java DeveloperMarathon TS is seeking a Sr. Java Developer to work 100% remote in support of a DOD program. Summary: The Computer Programmer shall contribute in all phases of the development lifecycle in support of commercial and Federal health care customers. Duties...SeniorWork experience placementRemote workNight shiftWeekend work
- ...Full Stack Java DeveloperClearance Requirement: Active DOD/DSS SECRET security clearance or higher (interim acceptable) Location Requirement... ...is downtown Washington, DC.Overview: As a Full Stack Java Developer, you will play a key role across the entire software...SeniorInterim roleLocal area
- ...their impact on schedule and software designProvide technical leadership, mentoring and direction to other team membersDesign and develop REST APIs and other code that is reliable, maintainable, and extendableParticipate in design/code reviewsTranslate business needs and...Senior
$117k - $177k
...AIS as a Lead Software Engineer.As your initial project assignment, you will support the unique needs of our client as a Sr. Full Stack Java Developer.The Full Stack Developer will be a part of an agile software development team and integral in performing software...SeniorInterim role- ...maintaining test automation frameworks using Playwright, Cucumber, Java, Maven, and Jenkins, along with a deep understanding of... ...effective project organization and communication• Experience in developing and maintaining automated test scripts using Playwright (TypeScript...Senior
- ...solutions on time with a high bar of quality, and continuously improve software engineering practices. Develop backend microservices & API development using Java Spring Boot, Node.js, REST, JSON, Docker, Kubernetes, NoSQL databases, MongoDB/PostgreSQL, and Tomcat...Senior
- A leading technology company is seeking a Principal Java Developer in Bethesda, Maryland. The role involves Agile development and operations for mission-critical systems, requiring expert knowledge in Java and cloud platforms like AWS. Candidates should have extensive...Senior
- Senior Java DeveloperLocation: McLean, VA (Only Local Candidates)Duration: 24+ MonthsContract Engagement: C2C F2F Interview In VAExperience: Minimum 10+ Years Consulting background is good to haveRequired Skills:JAVASPRING BOOTMICROSERVICES ARCHITECTUREAWS CLOUDSeniorLocal area
- ...Job TitleThis will be primarily AWS development, using Lambda, EventBridge, Rest APIs. There may also be some work for on-prem Java/Spring-based services. Akka knowledge would be a plus. All backend work, no UI.Currently deciding on whether Lambdas will be in NodeJS or...Senior
- ...Job Title: Senior Java developer Location : McLean, VA - ONSITE (Local Only) Type: Contract (C2C/W2) Duration: Long term JOB DESCRIPTION: Must have: Advanced Java Concepts, PySpark, Angular 13+ Senior Java development skills...SeniorContract workLocal area
- ...Senior Java DeveloperImmediate need for a talented Senior Java Developer. This is a 06 Months Contract opportunity with long-term potential and is located in Mclean, VA (Onsite). Please review the job description below and contact me ASAP if you are interested. Job ID:...SeniorContract workImmediate start
- ...Job Title: Senior Java Developer: Location: Washington, DC Duration: 6 to 12 Months Java: Hands-on experience with Java 10 years Spring, Hibernate, JPA: Hands-on experience 3-5 years SQL: Creating SQL objects, joins, querying experience 3-5 years VueJS...Senior
- ...Senior Java DeveloperBase-2 Solutions is seeking a Senior Java Developer to modernize a critical government information system. The ideal candidate will have deep expertise in enterprise Java application development and a proven track record of upgrading complex software...Senior
- ...Senior Java DeveloperImmediate need for a talented Senior Java Developer. This is a 06 Months Contract opportunity with long-term potential and is located in Mclean, VA (Onsite). Please review the job description below and contact me ASAP if you are interested. Job ID:...SeniorContract workLocal areaImmediate start
- ...Job TitleDesign, implement, and maintain high-performance, low-latency messaging and processing components (Java-based) for real-time trading data.Develop and operate resilient microservices and streaming pipelines using Kafka and related technologies.Build and optimize...SeniorShift work
- ...Full Stack Java Technical LeadApex Systems is looking for a full stack java technical lead to support one of our fortune 100 clients! The full stack developer will work closely with business partners to reduce vulnerabilities in the enterprise BTO division. This position...Senior
- ...Senior Java DeveloperThe role will require you to design, develop and test using JAVA technologies which will facilitate application development and implementation from development to QA to production. You will work to gain an understanding of the current system infrastructure...Senior
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