Top Senior Java Developer Jobs in Houston, TX

Lead architecture and engineering for a global commodities trading platform. Design and deliver low-latency, scalable distributed systems, collaborate with traders, quants, and product teams, set engineering standards, and modernize platform capabilities across trade capture, pricing, risk, and downstream processes.

Lead back-end engineer responsible for designing, developing, and troubleshooting high-performance, latency-sensitive Java services. Drive adoption and safe validation of enterprise-authorized AI-assisted engineering practices, evaluate technical vendors, lead cross-team communities of practice, and promote secure, reusable patterns across distributed, cloud-native microservice architectures.

Lead design, development, testing, and production support for equities order management systems. Define architecture, build low-latency Java/J2EE services, REST APIs and event-driven messaging (JMS), ensure CI/CD, TDD, resiliency and security, collaborate globally, engage stakeholders, mentor engineers, and drive adoption of firmwide tools and best practices.

Lead design and delivery of secure, scalable Java/Spring Boot microservices for Prime Finance and Equities Broker Dealer platforms. Build and maintain trade lifecycle, securities lending, and clearing/settlement systems; drive architecture, cloud-native modernization, CI/CD, operational stability, observability, and adoption/governance of AI-assisted engineering practices while mentoring engineers and partnering with product and operations.

Lead development of secure, scalable Java microservices and APIs; drive adoption of enterprise AI-assisted engineering practices; produce architecture and design artifacts; improve code quality, CI/CD, and database models; mentor engineers and contribute to engineering communities of practice.

Lead development of a real-time equities derivatives pricing and risk platform. Collaborate with business, quant, and global technology teams; design, build, and enhance services; mentor Java developers; drive adoption and safe use of AI-assisted engineering; perform JVM performance tuning and third-level production support; document releases and ensure robust, test-driven solutions.

Lead design and deliver secure, high-quality full‑stack Java applications. Drive adoption of enterprise AI-assisted engineering and agentic workflows, build CI/CD pipelines, mentor teams, evaluate vendors, automate remediation, and promote monitoring and reuse of effective patterns.

Lead full‑stack development of scalable, secure services and UI using Java, Python, and React. Build AI/agentic capabilities with Smart SDK, design data/search solutions (PostgreSQL, OpenSearch), drive cloud-native engineering on AWS with Terraform, improve SDLC via AI-assisted tooling, mentor engineers, and deliver operational reliability.

Lead an agile team to design, build, and deliver secure, scalable full-stack applications. Drive adoption of enterprise AI-assisted engineering, evaluate vendors, mentor engineers on responsible AI, and promote best practices across software development and cloud infrastructure.

Lead design, development, testing, and maintenance of enterprise Java microservices and front-end applications. Build APIs, CI/CD pipelines, and containerized deployments; troubleshoot production, ensure security/compliance, mentor junior developers, and collaborate within Agile teams.

Build and deliver backend enterprise web applications for Citi's Integrated Digital Assets Platform using Java/Spring and web3 technologies. Collaborate with distributed teams, follow best practices and design patterns, write technical documentation, resolve issues, and ensure scalability, reliability, and performance.

Reverse-engineer TIBCO BW/MFT processes to extract business logic, then design and implement a modular Java/Spring Boot microservices replacement. Migrate protocols to Kafka/RabbitMQ/REST, translate XML transformations, ensure data persistence and consistency, and validate performance to meet existing SLAs.

Analyze legacy TIBCO BusinessWorks/MFT processes to extract business logic, design and build a decoupled Java/Spring Boot microservices platform, migrate protocols to Kafka/RabbitMQ/REST, translate XML-heavy transformations to modern formats, and validate performance and SLAs to match legacy throughput.

Design, build, and maintain Java/J2EE multi-layer applications and APIs. Collaborate with architects and DevOps to implement CI/CD, code quality, testing, and database solutions (DB2/Oracle, PL/SQL). Support cross-team delivery, resolve technical roadblocks, and drive process improvements in an asset management/financial services context.

Design, develop, and maintain high-performance, secure Java backend services and APIs. Ensure reliability, scalability, and cost-efficiency across microservices, databases, messaging systems, and capacity planning. Troubleshoot, profile, benchmark, and optimize systems (including ML applications) and collaborate with Kazakhstan stakeholders.

Build and maintain backend services and REST APIs using Java (11/17+) and .NET (ASP.NET Core). Implement business logic, data access, and integrations; write well-tested code with JUnit/xUnit/NUnit; contribute to CI/CD and DevOps; participate in design, code reviews, and Agile ceremonies.

Design, build, and improve Elasticsearch distributed-systems components for scalable, concurrent, and consistent indexing. Maintain cluster coordination for performance and resilience, push system scale limits, investigate performance and concurrency issues, support operations/support engineers, and lead projects involving multiple engineers from design through delivery.

The Senior Full Stack Java Developer will design and maintain enterprise applications using Java and modern front-end technologies while collaborating in Agile teams and mentoring junior developers.

Develop and maintain full-stack web and enterprise applications using Java and JavaScript stacks (Spring, Hibernate, Node/MEAN, AngularJS). Build and consume SOAP/REST services, design data models (SQL and NoSQL), implement multithreaded server-side features, apply testing (JUnit, Karma/Jasmine), and work across SDLC/TDD. Participate in performance troubleshooting, cloud (AWS) deployments, and responsive UI development using HTML5/CSS3 and JS frameworks.

Design, build, and maintain efficient, reusable Java backend systems; translate business requirements into applications; optimize performance and stability; review and test code for quality and security; identify and fix bottlenecks and bugs; maintain code quality and system responsiveness.

Senior Java Developer responsible for designing, developing, testing, and deploying Java/Spring-based services and scalable platforms. Collaborates with business stakeholders and global teams to integrate upstream/downstream systems, performs code reviews, architects new components or modifications, and works with cloud (Kubernetes, AWS), relational databases, APIs, and automated testing environments.

Design, develop, and maintain full-stack web applications using Java, Spring Boot, React, and Oracle. Build microservices and event-driven APIs (REST/GraphQL), implement CI/CD pipelines and DevOps tooling (Docker, Jenkins, OpenShift), apply cloud-native patterns (AWS preferred), and automate unit/integration/end-to-end tests within Agile teams using JIRA.

Design, develop, test, deploy, and maintain enterprise Java applications for USPS. Build RESTful APIs with Spring, translate requirements into architecture, implement CI/CD/DevSecOps, integrate relational databases, troubleshoot complex issues, and collaborate with cross-functional Agile teams to deliver high-quality software solutions.

Design, build, and maintain secure, high-performance RESTful APIs and microservices using Java and Spring Boot. Collaborate with cross-functional teams, implement API security (OAuth2/JWT/OpenID Connect), optimize databases, integrate messaging systems, write unit/integration/API tests, participate in code reviews and architecture decisions, troubleshoot production issues, and contribute to CI/CD and DevSecOps practices.

Design, develop, and maintain Java-based backend services and APIs for KeeperApp. Own backend components, optimize MySQL schemas/queries, ensure performance and reliability, apply secure coding practices, participate in code reviews, and collaborate with product and engineering teams to deliver features iteratively.