← All Jobs
Posted May 22, 2026

**Experienced Full Stack Java Software Engineer – Customer Systems Development**

Apply Now
At arenaflex, we're not just building innovative products – we're crafting experiences that transform lives. Our team is a vibrant community of passionate individuals who share a common goal: to push the boundaries of what's possible. If you're driven by a desire to make a meaningful impact and join a company that values diversity, creativity, and collaboration, a career at arenaflex might be the perfect fit for you. **About arenaflex** arenaflex is a leading organization in the private sector, dedicated to delivering exceptional solutions that meet the evolving needs of our customers. Our commitment to innovation, quality, and customer satisfaction has earned us a reputation as a trusted partner in the industry. We're proud to be a part of a global community that values progress, inclusivity, and mutual respect. **Job Summary** We're seeking an experienced Full Stack Java Software Engineer to join our Customer Systems team. As a key member of our development team, you'll play a crucial role in designing, developing, and deploying scalable, secure, and efficient software solutions that meet the complex needs of our customers. If you're a motivated and detail-oriented professional with a passion for Java development, we encourage you to apply for this exciting opportunity. **Key Responsibilities** * Design, develop, and deploy high-quality Java-based software applications, including back-end systems, APIs, and web applications * Collaborate with cross-functional teams, including business stakeholders, application owners, designers, and project managers to ensure seamless integration and delivery of software solutions * Develop and maintain large-scale, distributed systems, including microservices architecture, RESTful APIs, and data storage solutions * Ensure the security, reliability, and performance of software applications, including threat modeling, vulnerability assessment, and penetration testing * Participate in code reviews, provide feedback, and contribute to the improvement of the development process * Stay up-to-date with industry trends, emerging technologies, and best practices in software development * Mentor junior developers, provide guidance, and support their growth and development **Essential Qualifications** * Bachelor's degree in Computer Science, Information Technology, or a related field * 2+ years of experience in Java development, including experience with Java frameworks, such as Spring and Hibernate * Proficiency in Java programming languages, including Java 8 and later versions * Experience with Agile development methodologies, including Scrum and Kanban * Strong understanding of software design patterns, including object-oriented design, microservices architecture, and event-driven design * Experience with cloud-based platforms, including AWS and Azure * Familiarity with containerization, including Docker and Kubernetes * Strong problem-solving skills, including debugging, troubleshooting, and root cause analysis **Preferred Qualifications** * Master's degree in Computer Science, Information Technology, or a related field * Experience with artificial intelligence, machine learning, and data science * Familiarity with DevOps practices, including continuous integration, continuous deployment, and continuous monitoring * Experience with cloud-based databases, including NoSQL databases, such as MongoDB and Cassandra * Strong understanding of security principles, including threat modeling, vulnerability assessment, and penetration testing * Experience with testing frameworks, including JUnit and TestNG * Familiarity with version control systems, including Git and SVN **Skills and Competencies** * Strong problem-solving skills, including debugging, troubleshooting, and root cause analysis * Excellent communication and collaboration skills, including written and verbal communication * Ability to work independently and as part of a team, including remote collaboration * Strong attention to detail, including code reviews and testing * Ability to adapt to changing requirements, including prioritization and time management * Strong understanding of software development life cycles, including Agile and Waterfall methodologies * Familiarity with industry standards, including coding standards, security standards, and compliance regulations **Career Growth Opportunities and Learning Benefits** At arenaflex, we believe in investing in our employees' growth and development. We offer a range of opportunities for career advancement, including: * Mentorship programs, including peer-to-peer mentoring and leadership development * Training and development programs, including online courses, workshops, and conferences * Opportunities for professional certification, including AWS and Azure certifications * Flexible work arrangements, including remote work and flexible hours * Competitive salary and benefits package, including health insurance, retirement plans, and paid time off **Work Environment and Company Culture** arenaflex is committed to creating a positive and inclusive work environment that values diversity, equity, and inclusion. We believe in fostering a culture of collaboration, innovation, and mutual respect, where employees feel empowered to contribute their ideas, skills, and experiences. Our office is a vibrant and dynamic space that reflects our company values, including: * Open communication and transparency * Collaboration and teamwork * Innovation and creativity * Respect and inclusivity * Continuous learning and growth **Compensation, Perks, and Benefits** arenaflex offers a competitive salary and benefits package, including: * Competitive salary range: $80,000 - $120,000 per year * Comprehensive health insurance, including medical, dental, and vision coverage * Retirement plans, including 401(k) and pension plans * Paid time off, including vacation, sick leave, and holidays * Flexible work arrangements, including remote work and flexible hours * Professional development opportunities, including training and development programs * Access to cutting-edge technology and tools, including laptops, smartphones, and software subscriptions **How to Apply** If you're a motivated and detail-oriented professional with a passion for Java development, we encourage you to apply for this exciting opportunity. Please submit your resume, cover letter, and portfolio to our online application system. We can't wait to hear from you! Apply Job! Apply for this job