1 to 25 of 3,085 Permanent Java Jobs

Job Title: API Developer Location: Plano TX Client: In-person mandatory Responsibilities: We are seeking an experienced Senior Java Spring Boot Developer to join our team in designing and building next-generation, microservices-based solutions. You will play a critical role in the entire software development lifecycle, from domain modeling and architecture to coding, testing, and deployment. If you excel … align with business capabilities. Collaborate with cross-functional teams (Architects, DevOps, QA, Product Owners) to ensure scalable, resilient, and maintainable solutions. Hands-On Development: Write clean, efficient, and testable Java code following best practices and coding standards. Implement RESTful APIs (Level 2 or Level 3) with robust data contracts, versioning strategies, and error-handling conventions. Build and maintain unit, integration … Masters degree in Computer Science, Software Engineering, or a related field (or equivalent practical experience). 8 10+ years of professional software development experience, with a strong focus on Java (Java 8+). 5+ years working with Spring Boot in microservices architectures. Technical Expertise: Proven experience in Domain-Driven Design (DDD), including the ability to define bounded contexts and domain More ❯

End Date Saturday 27 September 2025 Flexible Working Options Hybrid Working Job Description Summary . Job Description JOB TITLE: Senior Fullstack Developer (Java/JavaScript) SALARY: £70,929 - £86,691per annum LOCATION(S): Edinburgh, Halifax, Leeds, Bristol, Manchester HOURS: Full-time - 35 hours per week WORKING PATTERN: Our work style is hybrid, which involves spending at least two days per … finance as a force for good. As we continue to invest in our people, platforms, and products, we're looking for passionate Senior Fullstack Developers with experience in both Java and JavaScript to help us create secure, scalable, and customer-first solutions.If you're someone who thrives in collaborative environments, enjoys solving meaningful problems, and wants to make a real … understand how you might contribute to our team, please highlight any relevant experience with the following skills and technologies in your application: Backend Development Proven hands-on experience with Java , including designing and implementing RESTful APIs that support scalable, secure, and high-performance architectures. Familiarity with backend frameworks such as Spring Boot and Node.js is beneficial. Frontend Development Strong proficiency More ❯

JAVA/JEE Developer (Senior) Position Summary We are currently seeking a motivated, career and customer-oriented senior-level Java Developer to join our team to begin an exciting and challenging career. Job Responsibilities • Design and implement Micro Service Architecture JEE software applications • Use modern software engineering tools including Eclipse, Visual Studio Code, and Atlassian Suites for design, development, and … at formal and informal design reviews and document the design according to the Government's system lifecycle methodology. • Must be well experienced in design and development of Microservice using Java, Spring-Boot, Rest API, JPA and JQL Required Skills and Experience • Bachelor's degree in computer science or related engineering field with 9+ years of technical experience focusing on Java … services, API design and implementation. • Good knowledge in technical concepts-Security, Transaction, Monitoring, Performance. • Strong experience in DevOps/CM tools like Git, Jenkins, Artifactory, Maven/Gradle, SonarQube. • Java Micro Service Architecture frameworks such as Spring Boot • Java Frameworks such as Spring • JMS • XML, JSON • SQL, JDBC • Unix, Linux • React, Angular, HTML, CSS and JavaScript • Experience with object-oriented More ❯

IMMEDIATE INTERVIEW Full Stack Java Developer, Lead Clearance: DoD TS or DHS Full BI Work schedule: Hybrid This position REQUIRES onsite support in Ashburn, VA, 2 times a week Work Location: Ashburn, VA We are seeking a Lead, Full Stack Software Developer, technical team lead with strong systems, software, cloud, and Agile experience to support a complex program to provide … coding and unit testing. In this role, you will lead an Agile development team in order to successfully support all programs with the design, creation, maintenance, and testing of JAVA full stack web applications. As the Technical Lead, you will also provide technical and team leadership through coaching and mentor ship. The successful candidate will be detail-oriented and a … starter, strong leader, and have the ability to work independently with little supervision. Basic Qualifications: Proficiency and/or knowledge of the following: Angular, JavaScript, CSS, & HTML, & Material UI, JAVA etc AWS Cloud, EKS, Kubernetes, Kafka, Jenkins, Ansible, Docker, GIT, Red Hat Enterprise Linux (RHEL) Oracle/MySQL/Postgres, microservices, Springboot, Java. KABANA or Dynatrace dashboard for monitoring and More ❯

Role Type: Java Developer Location: Fort Mill, USA Work Split: 75% Development/25% L3 Support Position type: W2 contract, Direct client hire at a later stage Total roles: 2 Interview process: The Codility test is 2 hours and multiple rounds of video interviews. ( Candidate has to undergo this process with no exception) Skills Required: Core Java, Cloud (AWS/…/similar Devops tooling. Experience working on Performance Optimizations, JVM Profiling. Mentor team of junior developers Experience in Level 3 production support. Extensive hands-on experience in: o Core Java, good understanding of Data Structures and Algorithms Relational DB for e.g. (Oracle/SQL server/Postgres SQL) DevOps (CI/CD) Docker, Kubernetes Microservices and REST APIs Good Understanding More ❯

Role Type: Sr. Java Lead Developer Location: Fort Mill, USA Work Split: 75% Development/25% L3 Support Position type: W2 contract, Direct client hire at a later stage Total roles: 2 Interview process: The Codility test is 2 hours and multiple rounds of video interviews. ( Candidate has to undergo this process with no exception) Skills Required: Core Java, Cloud …/similar Devops tooling. Experience working on Performance Optimizations, JVM Profiling. Mentor team of junior developers Experience in Level 3 production support. Extensive hands-on experience in: o Core Java, good understanding of Data Structures and Algorithms Relational DB for e.g. (Oracle/SQL server/Postgres SQL) DevOps (CI/CD) Docker, Kubernetes Microservices and REST APIs Good Understanding More ❯

Overview SENIOR JAVA APPLICATION DEVELOPER (NAUT): Bowhead seeks a Senior Java Application Developer to support our customer on the Nautical contract in the Arlington, VA area. This position serves as a technical leader in the modernization of legacy DoD systems, providing advanced expertise in cloud-native development, architecture design, and team leadership. Responsibilities Lead the architectural design and development of … for legacy application migration strategies and modernization approaches Mentor and provide technical guidance to junior and mid-level developers on best practices and advanced techniques Analyze and understand existing Java Spring MVC legacy applications, including architecture, codebase structure, dependencies, and integration points/APIs. Collaborate with development team members to identify, prioritize, and implement bug fixes, patches, and incremental improvements … Minimum of 8+ years of progressive experience in software development with significant cloud application experience Expert-level proficiency in multiple programming languages and development frameworks/paradigms. Familiarity with Java programming language, and Model View Controller paradigm required. Extensive experience with cloud platforms and advanced cloud services (compute, storage, networking, security), particularly as they relate to the architecture of modern More ❯

Engineer 3 Exp: Prac. In 2 coding lang. or adv. Prac. in 1 lang. 6+ years in IT; 4+ years in development 6 years of experience developing software with Java, JavaScript, React, Angular, Spring Boot, SQL, Postgres and AI/ML. Testing using test-driven development; and designing, developing and delivering applications using continuous integration and continuous deployment (CI/… CD). 2 years of experience: developing machine learning models using open source deep learning frameworks; and using Java, Python, Jenkins, Hadoop, BigQuery, Kafka, REST APIs, Agile development, and Kubernetes. Experience of building AI and ML Platforms; and using machine learning tools and platforms for data management and models development and deployment. Experience Preferred: Functional experience in Automotive space Experience More ❯

Azure Developer Associate (Preferred). Experience Required: 7+ years of experience in software development (full-stack, backend, or frontend). Proficiency in one or more programming languages such as Java, Python, JavaScript, C#, or Go. Experience with frameworks and libraries such as React, Angular, Node.js, Spring Boot, or Django. Familiarity with relational and NoSQL databases (e.g., PostgreSQL, MongoDB). Understanding More ❯

Zachary Piper Solutions is seeking a skilled and motivated Java Developer to join a large federal program out of the Herndon, VA area. The Java Developer will have hands-on experience in building scalable, high-performance applications using Java and related technologies. Must have an Active Top Secret Clearance Responsibilities of the Java Developer: Design, develop, test, and maintain Java … reviews, debugging, and troubleshooting production issues Contribute to the design and architecture of new features and systems Integrate applications with databases, APIs, and third-party services Qualifications of the Java Developer: 5+ years of professional experience in Java Development Prior experience supporting large-scale federal programs Experience with front-end and back-end technologies (JavaScript, React, Angular) Familiarity with cloud … platforms (AWS, Azure, GoogleCloud) Experience with CI/CD pipelines, DevOps, and containerization (Docker, Kubernetes, EKS, etc) Java framework experience such as Spring, Spring Boot, or Hibernate Familiarity with RESTful APIs and microservices architecture Proficient in SQL and working with relational databases such as MySQL, PostgreSQL, etc. Must have an ACTIVE Top Secret or TS/SCI Clearance Bachelor's More ❯

Job Specification – SC Cleared Java Architect (Contract) – London Job Title: SC Cleared Java Architect Location: London (Hybrid – 2–3 days onsite per week, remainder remote) Contract Type: Contract (Outside IR35 preferred) Duration: 6–12 months (with potential extension) Clearance Requirement: Active SC (Security Clearance) – must be valid and transferable Role Overview We are seeking an experienced Java Architect with current … clearance to join a large-scale transformation programme within a secure government/defence environment. The successful candidate will provide technical leadership, architectural direction, and hands-on expertise across Java-based platforms, ensuring solutions are robust, scalable, and compliant with security and regulatory standards. Key Responsibilities Define and own the Java application architecture and integration patterns. Provide technical leadership to … architecture reviews, risk assessments, and technical governance. Mentor engineers and contribute to building a strong technical culture. Required Skills & Experience Active SC clearance (mandatory). Strong background as a Java Architect/Senior Java Developer with architecture responsibilities . Proven experience with: Java 11+/Spring Boot/Spring Cloud Microservices and containerisation (Docker, Kubernetes, OpenShift) Cloud platforms (AWS, Azure More ❯

Job Specification – SC Cleared Java Architect (Contract) – London Job Title: SC Cleared Java Architect Location: London (Hybrid – 2–3 days onsite per week, remainder remote) Contract Type: Contract (Outside IR35 preferred) Duration: 6–12 months (with potential extension) Clearance Requirement: Active SC (Security Clearance) – must be valid and transferable Role Overview We are seeking an experienced Java Architect with current … clearance to join a large-scale transformation programme within a secure government/defence environment. The successful candidate will provide technical leadership, architectural direction, and hands-on expertise across Java-based platforms, ensuring solutions are robust, scalable, and compliant with security and regulatory standards. Key Responsibilities Define and own the Java application architecture and integration patterns. Provide technical leadership to … architecture reviews, risk assessments, and technical governance. Mentor engineers and contribute to building a strong technical culture. Required Skills & Experience Active SC clearance (mandatory). Strong background as a Java Architect/Senior Java Developer with architecture responsibilities . Proven experience with: Java 11+/Spring Boot/Spring Cloud Microservices and containerisation (Docker, Kubernetes, OpenShift) Cloud platforms (AWS, Azure More ❯

Job Specification – SC Cleared Java Architect (Contract) – London Job Title: SC Cleared Java Architect Location: London (Hybrid – 2–3 days onsite per week, remainder remote) Contract Type: Contract (Outside IR35 preferred) Duration: 6–12 months (with potential extension) Clearance Requirement: Active SC (Security Clearance) – must be valid and transferable Role Overview We are seeking an experienced Java Architect with current … clearance to join a large-scale transformation programme within a secure government/defence environment. The successful candidate will provide technical leadership, architectural direction, and hands-on expertise across Java-based platforms, ensuring solutions are robust, scalable, and compliant with security and regulatory standards. Key Responsibilities Define and own the Java application architecture and integration patterns. Provide technical leadership to … architecture reviews, risk assessments, and technical governance. Mentor engineers and contribute to building a strong technical culture. Required Skills & Experience Active SC clearance (mandatory). Strong background as a Java Architect/Senior Java Developer with architecture responsibilities . Proven experience with: Java 11+/Spring Boot/Spring Cloud Microservices and containerisation (Docker, Kubernetes, OpenShift) Cloud platforms (AWS, Azure More ❯

Job Specification – SC Cleared Java Architect (Contract) – London Job Title: SC Cleared Java Architect Location: London (Hybrid – 2–3 days onsite per week, remainder remote) Contract Type: Contract (Outside IR35 preferred) Duration: 6–12 months (with potential extension) Clearance Requirement: Active SC (Security Clearance) – must be valid and transferable Role Overview We are seeking an experienced Java Architect with current … clearance to join a large-scale transformation programme within a secure government/defence environment. The successful candidate will provide technical leadership, architectural direction, and hands-on expertise across Java-based platforms, ensuring solutions are robust, scalable, and compliant with security and regulatory standards. Key Responsibilities Define and own the Java application architecture and integration patterns. Provide technical leadership to … architecture reviews, risk assessments, and technical governance. Mentor engineers and contribute to building a strong technical culture. Required Skills & Experience Active SC clearance (mandatory). Strong background as a Java Architect/Senior Java Developer with architecture responsibilities . Proven experience with: Java 11+/Spring Boot/Spring Cloud Microservices and containerisation (Docker, Kubernetes, OpenShift) Cloud platforms (AWS, Azure More ❯

Job Specification – SC Cleared Java Architect (Contract) – London Job Title: SC Cleared Java Architect Location: London (Hybrid – 2–3 days onsite per week, remainder remote) Contract Type: Contract (Outside IR35 preferred) Duration: 6–12 months (with potential extension) Clearance Requirement: Active SC (Security Clearance) – must be valid and transferable Role Overview We are seeking an experienced Java Architect with current … clearance to join a large-scale transformation programme within a secure government/defence environment. The successful candidate will provide technical leadership, architectural direction, and hands-on expertise across Java-based platforms, ensuring solutions are robust, scalable, and compliant with security and regulatory standards. Key Responsibilities Define and own the Java application architecture and integration patterns. Provide technical leadership to … architecture reviews, risk assessments, and technical governance. Mentor engineers and contribute to building a strong technical culture. Required Skills & Experience Active SC clearance (mandatory). Strong background as a Java Architect/Senior Java Developer with architecture responsibilities . Proven experience with: Java 11+/Spring Boot/Spring Cloud Microservices and containerisation (Docker, Kubernetes, OpenShift) Cloud platforms (AWS, Azure More ❯

Design, develop, and deploy cloud-native and containerized applications using Java and modern cloud technologies. Work closely with cross-functional teams to build scalable, high-performance applications leveraging cloud native and cloud agnostic services. Responsibilities • Design, develop, and maintain cloud-native applications using Java and cloud technologies. • Implement microservices architecture and develop RESTful APIs. • Collaborate with DevOps teams to automate … and maintainability Skills • Experience with cloud-native development and cloud platforms (AWS, Azure, Google Cloud) with a strong preference for AWS. • Proficiency in building microservices and RESTful APIs using Java frameworks such as Spring Boot. • Experience with containerization and orchestration tools such as Docker, Kubernetes and OpenShift. • Familiarity with CI/CD pipelines and tools such as Jenkins and GitLab. More ❯

Senior Java Web Software Developer (Orlando Area) Overview We are seeking a Senior Software Engineer to join our engineering team and play a key role in designing, building, and maintaining enterprise-scale web applications. You'll work on high-traffic systems using Java and collaborate closely with cross-functional teams to deliver robust, scalable solutions. This role involves working closely … Required: Bachelor's degree in Computer Science, Management Information Systems, or a related field (or equivalent experience). 7+ years of professional software development experience. 3+ years of enterprise Java web development in high-volume environments. Strong proficiency in HTML, CSS, and modern JavaScript. Hands-on experience with Sencha JS or similar rich UI frameworks. Solid understanding of RESTful web … databases (Oracle preferred, MS SQL and Snowflake a plus). Experience with version control systems (Git/Bitbucket). Comfortable working in Agile/Scrum teams. Preferred: Experience with Java LTS versions (Java 17+) and migration from Java 8. Strong knowledge of Spring Boot for building backend services. Experience in healthcare services or insurance technology. Familiarity with CI/CD More ❯

Position Summary We are currently seeking a motivated, career and customer-oriented Java Developer to join our team to begin an exciting and challenging career. Job Responsibilities • Design and implement Micro Service Architecture JEE software applications • Use modern software engineering tools including Eclipse, Visual Studio Code, and Atlassian Suites for design, development, and testing the software • Present the solution at … formal and informal design reviews and document the design according to the Government's system lifecycle methodology. • Must be well experienced in design and development of Microservice using Java, Spring-Boot, Rest API, JPA and JQL Required Skills and Experience • Bachelor's degree in computer science or related engineering field with 10+ years of technical experience • Provisioning, operating, and maintaining More ❯

MINDBANK JOB OPENING Job ID: JAC Job Title: Senior Java, Angular, React, AWS Software Developer Contact: Worksite: Falls Church, VA or Fort Collins, CO (They will work onsite 5 days a week) Contract Length: 3 - 5 years Pay: $120,000 - 130,000 plus benefits options, 10 vacation days, 11 paid holidays, 401k/w match, life insurance, disability and training … multiple DKeys for one project. • Improve the developer tools for coding and testing DKeys and deploy them to the AWS Cloud. Senior Software Developer Qualifications: • 6+ years' experience with Java 8 or higher plus Angular, React, AWS development skills. • Experience designing, building, and maintaining complex, mission-critical systems by striving for build and test automation, "keeping it simple", following industry … best practices, and embracing agile, test-driven development. • Languages: Java, JavaScript, HTML, CSS, Python, nix shell, Groovy, C/C++, Go, Dart, PHP, Ruby Rails, jQuery, CSS, REST, MySQL • Databases: PostgreSQL, MySQL, MongoDB, ElasticSearch • Build technologies: Jenkins, Maven, Gradle, CMake • Cloud technologies: Containers (Docker/Podman), Public cloud (GCP/AWS), Kubernetes, Microservices • Frameworks: NodeJS, React, Angular, Spring, Flutter • Other More ❯

Larsen and Toubro Infotech and Mindtree in solving the most complex business challenges and delivering transformation at scale. For more information, please visit . Job Title: Senior Specialist - Architecture (Java FSD with Angular) Work Location-Tampa FL Job Description: Lead the design development and deployment of full stack applications using Java and modern JavaScript frameworks. Architect scalable backend systems using … and DevOps. Conduct code reviews enforce best practices and mentor junior developers. Optimize application performance and scalability. Stay updated with emerging technologies and propose innovative solutions. Strong expertise in Java Spring Boot and RESTful API development. Proficiency in frontend frameworks like React Angular or Vuejs. Solid understanding of JavaScript TypeScript HTML5 and CSS3. Experience with SQL and NoSQL databases eg More ❯

Position Description: CGI Federal has an exciting opportunity for an API/Java/Python Developer within our Intel sector, advancing the national security mission through cutting-edge technology. We are seeking individuals with a passion for keeping pace with rapidly evolving technology advancements and leveraging their knowledge on a highly collaborative team to deliver state-of-the-art capabilities. … The API/Java/Python Developer is responsible for the design, development, and maintenance of software applications and APIs using Java and Python programming languages. This role often involves a combination of backend development, API integration, and sometimes includes aspects of cloud-based solutions. This position is located in Arlington, VA, a hybrid working model is acceptable. Key Responsibilities … Software Development: Design, develop, test, and deploy robust and scalable applications and APIs using Java and Python. This includes writing clean, efficient, and well-documented code. -API Design and Integration: Design and implement RESTful APIs and microservices, ensuring secure and efficient communication between different systems and applications. This also involves integrating third-party APIs and services. -Database Management: Work with More ❯

Java Frameworks, J2E, Python, C++, Oracle, MongoDB, SQL Due to federal contract requirements, United States citizenship and an active TS/SCI security clearance and polygraph are required for the position. Required: Must be a US Citizen. Must have TS/SCI clearance w/active polygraph (CI or FS) At least fourteen (14) years of direct/relevant experience … experience on projects with similar processes may be substituted for a bachelor's degree. Must have demonstrated in-depth experience with Java. Must have experience or familiarity with multiple Java frameworks: Spring to include Boot and Data, Java Enterprise Edition (JEE) (i.e., JPA, EJB, JTA, Servlet), Jackson, Jersey, Swing, JavaFX. Must have experience or familiarity with multiple of the following … thinker, capable of performing high quality work, both independently and with a team in a fast-moving environment. These Qualifications Would be Nice to Have: Experience with the following: Java Enterprise Edition (JEE) (i.e., EJB, JPA, JTA, JAX-B, JAX-RS, JAX-WS), SQL, application servers (Tomcat, WebLogic, JBoss), Spring framework, scripting. Experience or familiarity with multiple of the following More ❯

Position Description: CGI Federal has an exciting opportunity for an API/Java/Python Developer within our Intel sector advancing the national security mission through cutting edge technology. You must have a passion for keeping pace with rapidly evolving technology advancements and leveraging your knowledge on a highly collaborative team to deliver state-of-the-art capabilities. The API …/Java/Python Developer is responsible for the design, development, and maintenance of software applications and APIs using Java and Python programming languages. This role often involves a combination of backend development, API integration, and sometimes includes aspects of cloud-based solutions, associates with the system engineers and developers to ensure information security CGI Federal is growing its high … Must live within a 50-mile radius of DMV/NCR. Your future duties and responsibilities: . Design, develop, test, and deploy robust and scalable applications and APIs using Java and Python. This includes writing clean, efficient, and well-documented code Design and implement RESTful APIs and microservices, ensuring secure and efficient communication between different systems and applications. This also More ❯

operators. The EMMETT team uses: programmatics, sensor modeling, and system engineering expertise to deliver this world-class SDA I&W system. What you'll do: Provide TS/SCI Java software development of modules. Some of these techniques include but are not limited to event-driven or state-driven programming, error logging, and exception handling. Perform TS/SCI software … a polygraph within 30 days of employment or at customers request- contract requires TS/SCI with poly. The candidate must maintain the clearance. 5+ years of experience with Java 3+ years of experience in working with microservices and containerization technologies, including Docker and Kubernetes Experience with backend frameworks, such as Spring Framework or Spring Boot Experience with API development More ❯

to 6 months of full time software engineering experience (not counting internships) Ability to obtain and maintain a security clearance by the U.S. Federal Government. Proficient/knowledgeable in Java Understanding and skills in software design and code, including Object Oriented Analysis & Design (OOAD) and fully understand concepts of Object-Oriented Programming Team player with a proactive attitude, the ability … Education, Experience, & Skills Prior internship or research experience in related field Extracurricular activities (campus organizations, clubs, student organizations, community service) Proficiency in multiple high level programming languages other then Java (C++,C# or JavaScript) Experience/Familiarity with any of the following: Frameworks: Spring RESTful Web Services Spring boot AWScloud Kafka ActiveMQ .NET Build tools Maven Gradle Camel DevOps Frameworks More ❯