Senior Java & Payment Tech Engineer - Embedded Systems
Motion Recruitment Partners LLC
Get more replies from employers
Send a job-specific resume in minutes.
Benefits offered by this job
Job summary
Motion Recruitment Partners LLC in Irvine, CA seeks a Senior Software Engineer to advance Java-based solutions for embedded systems, payment processing, API integrations, and UI development. You will design, implement, and test software that interfaces with firmware, payment devices, and backend services.
This onsite role requires collaboration with hardware, firmware, and software teams to deliver scalable, high-performance solutions.
Qualifications
- Bachelor's or Master's degree in Computer Science, Computer Engineering, Electrical Engineering, or a related field
- Experience developing software for embedded systems
- Strong Java programming skills
- Experience building and supporting API integrations
- Solid understanding of embedded systems and software architecture
- Experience working with processors and peripheral interfaces
- Background supporting payment processing platforms, POS systems, and payment devices
- Experience with UI-layer development
- Strong debugging and troubleshooting skills in embedded environments
- Familiarity with Git, Jira, and Docker
- Experience with scripting and automation
- Knowledge of build tools and software deployment processes
Responsibilities
- Design, develop, and maintain software applications for embedded systems
- Write and optimize Java-based code while contributing to C++ development efforts when needed
- Implement, validate, and support firmware-related functionality
- Create verification suites and automate test cases
- Partner with firmware and embedded engineering teams to ensure effective system integration
- Debug and troubleshoot software-to-firmware communication issues
- Develop and execute unit, integration, and system-level testing
- Analyze and resolve software defects, performance issues, and system bottlenecks
- Maintain development and testing documentation
- Provide project updates and communicate technical risks, issues, and resolutions
- Collaborate with hardware engineers, software developers, and product managers throughout the development lifecycle
- Participate in architecture discussions, design reviews, and code reviews
Skills
Education
Tools
Job description
Motion Recruitment Partners LLC in Irvine, CA seeks a Senior Software Engineer to advance Java-based solutions for embedded systems, payment processing, API integrations, and UI development. You will design, implement, and test software that interfaces with firmware, payment devices, and backend services.
This onsite role requires collaboration with hardware, firmware, and software teams to deliver scalable, high-performance solutions.
'/%3e%3cpath%20d='M101.744%2012.4726L102.894%2016.1947L99.0021%2013.2201L101.744%2012.4726ZM105.3%208.40937H100.488L99.0026%203.59473L97.5116%208.41047L92.7%208.40385L96.5965%2011.3834L95.1055%2016.1942L99.0021%2013.2196L101.408%2011.3834L105.3%208.40992V8.40937Z'%20fill='white'/%3e%3cdefs%3e%3clinearGradient%20id='paint0_linear_5593_1381'%20x1='90'%20y1='9.44471'%20x2='99'%20y2='9.44471'%20gradientUnits='userSpaceOnUse'%3e%3cstop%20stop-color='%2300AD70'/%3e%3cstop%20offset='0.998594'%20stop-color='%2300B67A'/%3e%3cstop%20offset='1'%20stop-color='%23DCDCE6'/%3e%3c/linearGradient%3e%3c/defs%3e%3c/svg%3e){kind=small}
