Java Developer - Senior

Job Title: Java Developer - Senior

Location: Austin, TX, Westlake, TX or Denver, CO (Hybrid – 4 days a week onsite)

Pay Range: $68/hr.W2 Only - No C2C/C2HWhat's the Job? Design, develop, and maintain high-performance Java services supporting REST-based APIs with strong security subject-matter expertise. Build cloud-native, horizontally scalable services deployed on GCP and/or equivalent public cloud platforms. Develop and secure APIs using OIDC, OAuth 2.0, and SAML-based authentication and authorization flows. Scale and operate resilient systems with strict reliability targets, including API latency SLAs, throughput, and availability requirements. Own the build ? deploy ? run lifecycle, including CI/CD automation, monitoring, alerting, capacity planning, and production support. What's Needed?6+ years of strong Java expertise building production-grade services.6+ years of hands-on API development experience, including RESTful services and API security. Cloud deployment experience on GCP and/or equivalent cloud platforms.2+ solid experience with access management protocols: OAuth 2.0, OpenID Connect (OIDC), and SAML 2.0.Proven experience building and operating high-criticality systems with strict SLAs, including observability and production troubleshooting. What's in it for me? Work on mission-critical, security-sensitive platforms where reliability and performance are engineered end-to-end. Build and operate services at scale with clear reliability expectations and continuous improvement. Collaborate closely with platform, security, SRE, and product teams to deliver complete solutions. Use AI-assisted development tools (for example, Copilot in agentic mode) to accelerate development and improve quality. Contribute to architecture reviews, design discussions, and technical decision-making. Upon completion of waiting period consultants are eligible for: Medical and Prescription Drug PlansDental PlanVision PlanHealth Savings Account Health Flexible Spending Account Dependent Care Flexible Spending Account Supplemental Life Insurance Short Term and Long Term Disability Insurance Business Travel Insurance 401(k), Plus MatchWeekly PayIf this is a role that interests you and you'd like to learn more, click apply now and a recruiter will be in touch with you to discuss this great opportunity. We look forward to speaking with you! About ManpowerGroup, Parent Company of: Manpower, Experis, Talent Solutions, and Jefferson Wells. ManpowerGroup® (NYSE: MAN), the leading global workforce solutions company, helps organizations transform in a fast-changing world of work by sourcing, assessing, developing, and managing the talent that enables them to win. We develop innovative solutions for hundreds of thousands of organizations every year, providing them with skilled talent while finding meaningful, sustainable employment for millions of people across a wide range of industries and skills. Our expert family of brands – Manpower, Experis, Talent Solutions, and Jefferson Wells – creates substantial value for candidates and clients across more than 75 countries and territories and has done so for over 70 years. We are recognized consistently for our diversity - as a best place to work for Women, Inclusion, Equality and Disability and in 2023 ManpowerGroup was named one of the World's Most Ethical Companies for the 14th year - all confirming our position as the brand of choice for in-demand talent.