Senior Java Backend Engineer – AWS Spring Boot (Hybrid)

Apex Systems; Plano (TX); Hybrid; USD 95,000 - 136,000; Full time

Job summary

Apex Systems is recruiting a Java Developer (Sr/Lead) for Capital One in Plano, TX, with hybrid onsite work. The role focuses on backend engineering using Java/Spring Boot, cloud deployments on AWS, and building scalable business processes. Some frontend support may be required, but backend work dominates.

The position is a 7-month contract with potential extension, offering a collaborative environment and exposure to enterprise-scale systems and AI-assisted tooling where applicable.

Qualifications

• Strong experience developing backend services with Java.
• Proficient in Spring Framework/Spring Boot.
• Experience deploying applications in AWS (Lambda, Fargate).
• Ability to design scalable backend systems and cloud-native apps.

Responsibilities

• Design, develop, and maintain backend services and business applications with Java/Spring Boot.
• Implement and enhance business rules within a large enterprise application.
• Build cloud-native solutions on AWS including Lambda and Fargate.
• Collaborate with product owners, architects, and engineers to support customer verification.
• Contribute to Phoenix/Linux projects and accelerate delivery timelines.
• Support integration, performance tuning, testing, and deployment.

Skills

Java

Backend development

AWS

Spring Boot

Tools

Java

Spring Boot

AWS

Lambda

Fargate

Job description

Apex Systems is recruiting a Java Developer (Sr/Lead) for Capital One in Plano, TX, with hybrid onsite work. The role focuses on backend engineering using Java/Spring Boot, cloud deployments on AWS, and building scalable business processes. Some frontend support may be required, but backend work dominates.

The position is a 7-month contract with potential extension, offering a collaborative environment and exposure to enterprise-scale systems and AI-assisted tooling where applicable.