Senior Java Backend Developer Jobs

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Senior Software/Application Developer (Engineer, Computer III, EC3)

Trigent Solutions

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Philadelphia, Pennsylvania, USA

Full-time

Job Title: Senior Software/Application Developer (Engineer, Computer , EC3) Location: Philadelphia, PA (On-site/Hybrid) Clearance: Active DoD Secret Clearance (or ability to obtain) Citizenship: U.S. Citizenship Required Position Summary: We are hiring three experienced Senior Software/Application Developers to lead the development and optimization of enterprise-level IT Service Management (ITSM) solutions supporting U.S. Navy operations. These roles involve designing and building secure, scalab
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Posted 18 days ago | Updated 9 days ago

React UI Developer Engineer

Collabera LLC

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Dallas, Texas, USA

Full-time

One of our Direct Client looking for Senior React UI Developer JOB DETAILS Title: Senior React UI Developer Location: Columbus OH / Dallas TX ( Onsite ) Duration: 12 months Pay Range : $70-73/hr NOTE : We need 10 years experience Please email me at to speak in detail about the job. Top Skills : React UI Developer, React, React UI, Redux, front-end, JavaScript, TypeScript , HTML, CSS, Jest, React Testing Library, Java , Azure, AWS, Docker, Kubernetes, Job Description / Roles & Responsibilit
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Posted 8 days ago | Updated 5 hours ago

Software Engineer Graduate (Experimentation and Evaluation) - 2025 Start (BS/MS)

TikTok

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San Jose, California, USA

Full-time

Location : San Jose Employment Type : Regular Job Code : A212738A Apply to this job Share this listing: Responsibilities Our mission in the experimentation and evaluation team is to build the next-gen A/B testing platform, that empowers the company to make data-driven decisions for the products. The supported scenarios include recommendations, push, ads, search, mobile app, UI interaction and service upgrades etc. Our platform's capabilities cover the entire experiment life cycle, from ex
Posted 60+ days ago | Updated 7 hours ago

Senior Software Engineer

Zachary Piper Solutions, LLC

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Remote

Full-time

Piper Companies is seeking a Senior Software Engineer to join an innovative technology team focused on building and scaling backend systems that power complex, high-traffic applications. This is a fully remote role with a standard Monday through Friday schedule, operating from 10:00 AM to 6:00 PM ET. Responsibilities of the Senior Software Engineer include: Develop and maintain backend services using JavaMigrate and refactor existing Python codebases into JavaOperate within a microservices ar
Posted 25 days ago | Updated 24 days ago

Senior Full Stack Engineer

Randstad Digital

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Merrimack, New Hampshire, USA

Contract

job summary: Location: Smithfield, RI or Merrimack, NH Required Skills: Front End: Knowledge of JavaScript libraries such as jQuery and their use in building complex interactive experiences; Familiarity with MVC frameworks (AngularJS, Angular 2+, Backbone.js, or similar) and common JavaScript design patterns; Familiarity with Responsive Designs; AngularJS or extensive JavaScript; Experience using fluid grids, and building responsive websites; Making use of Cascading Style Sheets CSS3 features
Posted 1 day ago | Updated 1 hour ago

Principal Level Golang Engineer / Atlanta Hybrid

Motion Recruitment Partners, LLC

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Atlanta, Georgia, USA

Full-time

My team is partnered with a major software consulting firm that is hiring a Principal-Level Golang Engineer for a contract role in a hybrid (Atlanta-based) capacity. In this position, you'll support one of their large enterprise clients by helping to rebuild and modernize an existing application, migrating it from Java to Golang. This is an exciting opportunity for a senior engineer who thrives on solving complex backend challenges and driving architecture decisions. You'll play a leading role i
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Posted 14 days ago | Updated 3 hours ago

Developer

Akkodis

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Austin, Texas, USA

Full-time

Akkodis is seeking a Developer for a Contract job with a client in Austin, TX(Hybrid). Responsibilities include leading technical teams and developing scalable backend solutions using RDBMS and NoSQL databases like MongoDB. Rate Range: $41/hour to $60/hour; The rate may be negotiable based on experience, education, geographic location, and other factors. Developer job responsibilities include: Design, develop, and maintain Java-based microservices using Java 8/11, Spring, and Spring Boot frame
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Posted 34 days ago | Updated 4 hours ago

Sr Android Developer

ACL Digital

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Milpitas, California, USA

Full-time

Sr Android Developer Remote (Candidates needs to be local to Milpitas CA) 6 Months & Possible Extension Key Responsibilities: Lead Android Development: Architect, design, and implement Android applications, ensuring high performance, stability, and scalability. Code Quality and Best Practices: Conduct code reviews, enforce best practices, and ensure robust testing processes. Project Management: Coordinate projects, establish schedules, and ensure delivery of immediate goals and tasks. Features F
Posted 60+ days ago | Updated 8 hours ago

Full Stack Engineer - Hybrid

Zachary Piper Solutions, LLC

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Durham, North Carolina, USA

Full-time

Piper Companies is hiring a Full Stack Engineer for a small company located in Durham, NC. The Full Stack Engineer will need to sit on site Tuesday - Thursday and is a 6 month contract to hire opportunity. Responsibilities for the Full Stack Engineer: Develop and maintain scalable backend services using Node.js, Java (8+), and other technologies.Design and optimize SQL-based relational databases for performance and security.Build interactive and responsive frontend applications with ReactJS an
Posted 25 days ago | Updated 24 days ago

Senior Software Quality Assurance Engineers

Randstad Digital Manual LLC

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Woburn, Massachusetts, USA

Full-time

Senior Software Quality Assurance Engineers for Randstad Digital, LLC. Multiple openings. Headquarters: Woburn, MA. Develop, design, and execute test cases and scenarios. Participate in backend testing, process files and MQs, and perform test design, automation, scripting. Write queries and code, analyze failures, refer to logs, coordinate end-to-end, and collaborate with clients and partners. Review requirements, technical specifications, technical design documents, risk and status. Perform int
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Posted 23 days ago

Back-End Developer - III

Judge Group, Inc.

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Temple Terrace, Florida, USA

Contract

Location: Temple Terrace, FL Description: Role : Back End Developer - Location: Temple Terrace, FL (hybrid) Job Type: Contract Targeted Years of Experience: 5-7 years Working Model: Hybrid As we started going office twice in a week we may ask them to come office weekly once or twice in the future Responsibilities: Work closely with customers and team members to understand current operating procedures, program objectives, and business requirements that drive the design and development of high
Posted 60+ days ago | Updated 4 hours ago

Senior Android Mobile Developer

EnpowerTek

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Coppell, Texas, USA

Full-time

Position: Senior Android Mobile DeveloperLocation: On-site, Coppell, TXType: Full-time Job Overview:We are looking for a Senior Android Mobile Developer with a solid .NET development background and at least 7+ years of IT experience. This role will focus on the end-to-end development and support of Android mobile applications and backend services used across the organization. Key Responsibilities: Design, develop, and maintain Android mobile applications using modern frameworks. Work with C#, Xa
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Posted 29 days ago

Sr. Full Stack Developer

Gov Services Hub

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Minneapolis, Minnesota, USA

Contract

Top 5 must have Skillset: -Java 8/11 -Experience developing RESTful APIs with SpringBoot -Experience with developing JMS applications using Spring JMS and IBM MQ -Experience with SQL - writing complex queries, stored functions and stored procedures -Experience developing, deploying and supporting applications in AWS RequirementsHigh School Diploma, GED, or High School Equivalency ? 2+ years? experience in Java, Full-stack, C#, .NET and/or Python development experience is required ? Experien
Posted 15 days ago | Updated 9 days ago

Sr. Liferay Developer

Youngsoft

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Remote

Contract

Youngsoft, Inc. ( is a global software solutions IT company, delivering digital enterprise business betterment since 1996. Through collaborative engagement and discovery with our clients and vendors, we co-create industry specialized digital products, applications software, process, programs, and project outcomes. Headquartered in metro-Detroit, we leverage "pods" of Subject Matter Experts, Business Analysts, Solutions Architects, Software Engineers, and Project Managers, fused with HyperCare th
Posted 31 days ago | Updated 10 days ago

AGE - Programmer 5 (Sr. Front End Developer)

VistalTech

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Columbus, Ohio, USA

Full-time

Mandatory Requirements 4 years college degree or equivalent technical study or above10 years proven work experience as a Front-end developer:Designing and developing the web applications robust and scalable web applications from concept to production using Angular and Web Forms/MVC 5.0 framework in .NET & ASP.NET environment with proficiency in C#, Java Script, CSS, and jQueryImplementation of interactive UI with Asp.Net MVC, HTML5,CSS3, jQuery, JavaScript, Angular 8 or better, and Bootstrap; Us
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Posted 22 days ago

Senior Automated Software Test Engineer

IDR Inc.

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Huntsville, Alabama, USA

Full-time

IDR is seeking a highly skilled and experienced Senior Automated Software Test Engineer to join our esteemed client's team in Huntsville, AL. This role is perfect for a seasoned professional with a strong background in software testing and automation frameworks. If you are passionate about leveraging your skills to drive innovation and excellence, we encourage you to apply today! Position Overview/Responsibilities for the Senior Automated Software Test Engineer: Design and execute test scripts,
Posted 14 days ago | Updated 1 hour ago

Senior Software Engineer - Elastic

Randstad Digital

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San Antonio, Texas, USA

Full-time

job summary: We are seeking a highly experienced and motivated Elastic Stack Engineer to join our dynamic team and play a critical role in building and maintaining our enterprise data platform. This position focuses on designing and managing scalable data ingestion pipelines, optimizing Elasticsearch performance, and delivering actionable insights through advanced Kibana visualizations. You will be responsible for developing backend services, supporting complex query logic, and ensuring the rel
Posted 3 days ago | Updated 1 hour ago

JAVA SPRING BOOT ARCHITECT

ALTA IT Services

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Auburn Hills, Michigan, USA

Full-time

JAVA SPRING BOOT ARCHITECT 12 MONTH+ CONTRACT 3 DAYS A WEEK ONSITE IN AUBURN HILLS, MI HOURLY RATE: $70/hr. W2 / C2C IS OK ALTA IT Services is seeking a hands-on Technical Architect with solid Java and Spring Boot to lead the evolution of a high-scale, distributed microservices platform. This role is ideal for a highly skilled technologist with deep expertise in Spring Boot microservices, cloud architecture, and secure, scalable API ecosystems. This is a 6-month+ contract-to-hire assignment, wi
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Posted 4 hours ago

JAVA SPRING BOOT ARCHITECT

System One

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Auburn Hills, Michigan, USA

Contract

JAVA SPRING BOOT ARCHITECT 12 MONTH+ CONTRACT 3 DAYS A WEEK ONSITE IN AUBURN HILLS, MI HOURLY RATE: $70/hr. W2 / C2C IS OK ALTA IT Services is seeking a hands-on Technical Architect with solid Java and Spring Boot to lead the evolution of a high-scale, distributed microservices platform. This role is ideal for a highly skilled technologist with deep expertise in Spring Boot microservices, cloud architecture, and secure, scalable API ecosystems. This is a 6-month+ contract-to-hire assignment, wit
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Posted 5 hours ago

Senior Kony Developer

Teknoviq Solutions

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Cincinnati, Ohio, USA

Contract

Key Responsibilities: Lead the design and development of sophisticated mobile applications using Kony Visualizer, leveraging Free Form Architecture for flexible and scalable app design. Build and manage backend services using Kony MobileFabric, including service orchestration, and implement custom logic using Pre/Post Processors. Collaborate with business and technical stakeholders to gather requirements and deliver effective, high-performing mobile solutions. Integrate backend systems using
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Posted 30 days ago