Top Senior Java Developer Jobs

Build and own Java-based enterprise integrations connecting workflow applications with customer systems through REST and SOAP services. Develop reliable backend services, data mappings, transformations, validations, and optimized SQL. Lead testing, deployment, troubleshooting, and production support while mentoring developers, setting technical standards, guiding workstreams, and collaborating with analysts, project leaders, front-end teams, and customer stakeholders.

Designs, develops, tests, deploys, and operates high-scale applications using Java, Spring Boot, cloud platforms, microservices, Kubernetes, and CI/CD. Builds data pipelines and models, implements data quality checks, troubleshoots distributed systems, integrates internal platforms, and contributes to architecture and technology roadmaps. The role also applies security best practices and may develop big data processing solutions using GCP services, Apache Beam, Spark, Airflow, and AI/ML technologies.

Design, develop, test, deploy, and operate high-scale applications using Java, microservices, cloud platforms, and big data technologies. Build data pipelines and models, implement CI/CD and infrastructure-as-code, integrate internal systems, improve data quality, and troubleshoot distributed systems. Participate in architecture and technology roadmap discussions while applying security best practices across infrastructure and pipelines.

Develops, tests, debugs, documents, and maintains complex Java software applications and web services using Spring Boot. Designs RESTful services, queries SQL databases, manages Git workflows, reviews code, builds automated CI/CD tests, troubleshoots defects, and contributes to secure software engineering practices. Collaborates with team members and stakeholders to deliver product capabilities for Paze and other financial services platforms.

Design, develop, test, deploy, and support scalable full-stack applications using Java, React, and AWS. Build backend services, microservices, and RESTful APIs; develop user interfaces; integrate SQL and NoSQL databases; troubleshoot production issues; optimize performance; and contribute to code reviews, testing, CI/CD, and Agile/Scrum collaboration.

Develop and maintain full-stack applications using Java, Spring or Spring Boot, React, RESTful APIs, microservices, AWS, and SQL or NoSQL databases. Responsibilities include software development, testing, debugging, performance optimization, cloud-native deployment, and collaboration within Agile environments. Experience with enterprise-scale distributed systems and banking or financial services applications is preferred.

Develop and enhance backend applications using Java and Spring Boot, build microservices and REST APIs, use AWS cloud and batch-processing services, optimize SQL queries, troubleshoot production issues, and collaborate with engineering, platform, compliance, and business teams.

Develop and enhance backend applications using Java and Spring Boot. Build and maintain microservices and REST APIs, work with AWS cloud and batch-processing services, optimize SQL queries, troubleshoot applications and production issues, and collaborate with engineering, platform, compliance, and business teams in an Agile/Scrum environment.

Develop, modernize, support, and enhance Java applications and legacy systems. Responsibilities include troubleshooting production issues, delivering new features, translating business needs into technical solutions, participating in code reviews and continuous testing, following SDLC and change management practices, mentoring junior developers, and supporting on-call operations.

Senior individual-contributor backend engineer responsible for designing, building, and operating production-grade, highly available, strongly consistent services for wallet operations, transaction orchestration, blockchain integrations, and event-driven workflows. Implement secure, scalable APIs, cryptographic key management, Kafka-based event systems, observability with OpenTelemetry, CI/CD pipelines, and produce tests, API specs, and operational runbooks.

Design and build data-driven advertising software features, scale distributed applications and infrastructure, optimize algorithms and architectures, reduce cloud costs, and improve observability. Participate in on-call rotations and incident escalation, create technical documentation and playbooks, and collaborate with distributed teams across time zones. The role requires strong software architecture, performance optimization, data modeling, Linux, and compiled-language expertise.

Leads a software engineering team while designing, developing, modernizing, and supporting enterprise full-stack applications. Builds Java and Spring Boot services, REST APIs, microservices, and Angular or React interfaces; optimizes relational databases; and guides architecture, testing, CI/CD, DevSecOps, and secure development practices. Investigates production incidents, improves observability and performance, mentors developers, coordinates technical delivery, and collaborates with architecture, product, UX, QA, DevOps, database, and operations teams.

Designs, develops, tests, deploys, and supports secure Java software using Agile, XP, TDD, and CI/CD practices. Collaborates with cross-functional teams on system and application design, contributes to planning and retrospectives, provides production support, and serves as a domain subject matter expert. The role also establishes deployment practices, shares knowledge, and mentors junior engineers while working with APIs, databases, messaging systems, security tools, and cloud platforms.

Develop and maintain scalable enterprise Java applications and Spring-based microservices. Responsibilities include hands-on coding, unit and system testing, debugging, technical documentation, performance optimization, troubleshooting distributed cloud environments, and adherence to software development and security standards. Collaborate with technical leads, architects, and cross-functional Agile teams to design and implement complex global applications.

Build and optimize latency-sensitive Java trading systems end-to-end: design algorithmic order types, tune JVM hot paths, maintain algo pipeline, integrate market-data and venue connectivity, partner with quant researchers, and migrate legacy Java services onto current LTS releases.

Designs, develops, tests, monitors, and implements resilient full-stack software using Java and React or Vue. Contributes to architecture, technical strategy, prototypes, roadmaps, CI/CD, and complex troubleshooting. Collaborates with product and engineering teams, estimates work, documents processes, and mentors junior engineers. Requires LDAP integration experience and the ability to guide technical development and continuous improvement.

Develop, test, deploy, and maintain enterprise Java applications. Conduct code reviews, optimize application performance, support architecture and project planning, mentor developers, and collaborate across development teams to deliver quality software. The role requires extensive full-stack Java experience with Spring, REST services, microservices, databases, version control, CI/CD, and Agile practices.

Lead development and modernization of a cross-functional reference data platform. Responsibilities include designing and implementing Java applications, analyzing complex systems and business processes, establishing coding and testing standards, integrating distributed technologies, resolving high-impact issues, advising stakeholders, mentoring developers, managing work, and ensuring compliance and risk controls.

Develop and maintain software and production databases for financial services applications. Responsibilities include SQL Server administration, database design, ETL, reporting migration, stored procedures, performance monitoring, security, backups, recovery, and production support. The role also contributes to application development using Java, C#/.NET, or Python; coordinates Agile delivery; documents data systems; supports cloud deployments; and leads modernization, troubleshooting, and technology improvement initiatives.

Develop and maintain full-stack applications using Java, Spring Boot, React, RESTful APIs, microservices, AWS, and SQL or NoSQL databases. Perform software development, testing, debugging, performance optimization, and deployment. The role also involves enterprise-scale distributed systems, CI/CD, DevOps, and Agile/Scrum practices, preferably within banking or financial services environments.

Lead development and delivery of pricing and yield-curve systems for fixed-income and repo products. Integrate live market and futures data, standardize curve risk buckets, implement consistent pricing via pricers and curve builders, roll out Fast Pricer APIs, and collaborate with traders, quants, and technology teams to ensure accurate risk and P&L in a real-time Java graph framework.

Designs, develops, and supports complex Java backend and Angular applications across their full lifecycle. Leads application architecture, microservices development, testing, deployment, troubleshooting, and production support while shaping technical standards. Collaborates with technology, business, and vendor teams, mentors engineers, manages risks and dependencies, improves delivery processes, and ensures secure, scalable solutions aligned with business objectives.

Leads full-stack development and modernization of cloud-based investment technology platforms. Designs APIs, user interfaces, AWS infrastructure, integrations, CI/CD pipelines, and production support processes. Oversees code reviews, testing, security, documentation, root-cause analysis, and operational improvements. Partners with investment, product, operations, vendors, and technology stakeholders to define requirements and deliver scalable solutions. Provides technical leadership, mentorship, governance, and delivery oversight across employees, contractors, and vendor teams.

Lead development of high-performance financial trading applications and Order Management System features across Java backends and JavaScript frontends. Responsibilities include architecture, performance optimization, troubleshooting, code reviews, mentoring, technical planning, documentation, and collaboration with product managers and engineers. The role requires full-stack engineering experience, strong testing and problem-solving skills, and knowledge of the financial trading ecosystem.

Lead full-stack development and modernization of cloud-based investment platforms supporting portfolio management and trading. Design secure APIs, user interfaces, AWS infrastructure, and CI/CD pipelines; oversee production operations, testing, releases, documentation, and code reviews. Partner with business teams, vendors, and global stakeholders to define solutions, troubleshoot issues, and improve reliability. Provide technical leadership, mentorship, governance, security assessments, and root-cause analysis across development teams and investment technology systems.