Top Java Developer Jobs in Chicago, IL

Develops secure, scalable enterprise software for JPMorganChase using Java, Spring Boot, SQL Server, and full-stack technologies. Responsibilities include designing and delivering production code, troubleshooting, creating architecture artifacts, analyzing data, maintaining application resiliency, applying secure coding practices, and using AI-assisted development tools responsibly. The engineer works within an agile SDLC and contributes to technical communities and team culture.

Leads full-stack software engineering for JPMorganChase’s ATM Channel team. Designs, develops, troubleshoots, and reviews secure production code using Java, Spring Boot, React, AWS, Kubernetes, Kafka, and PostgreSQL. Builds APIs, microservices, event-driven systems, and real-time data solutions while optimizing performance and resiliency. Leads technical evaluations, communities of practice, and responsible adoption of AI-assisted engineering tools. Collaborates within Agile teams and promotes automation, secure coding, testing, and operational stability.

Develops secure, scalable Java applications for JPMorganChase’s payment platform. Responsibilities include software design, coding, debugging, troubleshooting, testing, SDLC automation, data analysis, and collaboration within an agile team. The role requires Java, Spring Boot, REST APIs, design patterns, JUnit, Git, TDD, CI/CD, and application resiliency experience, with preferred knowledge of Kafka, containers, orchestration platforms, AI tools, and relational or NoSQL databases.

Leads architecture and technical direction for scalable, high-availability software services. Owns complex, multi-team initiatives, makes autonomous technical decisions, partners cross-functionally, mentors engineers, establishes standards, and advocates for quality. The role develops mission-critical systems supporting millions of endpoints and requires deep Java expertise, scalable system design, API development, relational databases, and strong testing practices.

Leads full-stack software engineering for secure, scalable enterprise applications. Designs, develops, reviews, debugs, and troubleshoots Java-based solutions using microservices, cloud-native architecture, databases, messaging, and modern UI frameworks. Drives automation, application resiliency, AI-assisted engineering practices, secure coding, testing standards, architectural evaluations, and adoption of emerging technologies. Coaches teams, leads communities of practice, and collaborates across internal teams and external vendors.

Leads full-stack software engineering for secure, scalable corporate technology systems. Designs distributed, event-driven microservices using Java, Spring Boot, Kafka, MongoDB, and CQRS/Saga patterns; builds React and TypeScript applications; reviews code; improves operational stability; and guides architecture, testing, security, and AI-assisted engineering practices. Collaborates with vendors and internal teams while leading technical communities and promoting agile delivery.

Lead software engineering projects and developer teams building distributed microservices and full-stack cloud solutions. Provide technical direction across Agile teams, establish engineering standards, mentor engineers, partner with architects and product managers, and improve system performance through refactoring and observability. The role uses Java and other programming languages, AWS, databases, containers, APIs, CI/CD, infrastructure as code, automated testing, and modern AI coding tools.

Lead diverse software engineering projects and developers building distributed microservices, full-stack systems, and cloud-based solutions. Provide technical leadership across Agile teams, define service architectures and integration patterns, reduce technical debt, improve performance, mentor engineers, and influence long-term technology strategy. The role uses multiple programming languages, AWS, databases, containers, APIs, CI/CD, infrastructure as code, automated testing, and observability technologies.

Design and scale resilient, cloud-native payment systems and distributed microservices. Lead technical architecture, technology roadmaps, and cross-team engineering initiatives while mentoring developers. Build full-stack solutions using Java, AWS, Kafka, multiple programming languages, databases, containers, and modern AI coding tools. Drive reliability, performance, observability, security, regulatory support, coding standards, and enterprise technology strategy.

Leads design, development, testing, troubleshooting, and production delivery of scalable Java-based financial technology solutions. Builds resilient microservices using Java, Spring Boot, Kafka, React, AWS, and Kubernetes; manages unit, SIT, and UAT testing; supports clearing and settlement functions; and promotes secure, responsible AI-assisted engineering practices, automation, code quality, and operational stability.

Leads software engineering within an agile Corporate Technology team, designing, developing, troubleshooting, and reviewing secure enterprise applications. Builds Java and Spring Boot solutions using microservices, APIs, databases, cloud-native architecture, messaging, and modern UI frameworks. Drives automation, application resiliency, CI/CD, responsible AI-assisted development, technical evaluations, and engineering communities of practice. Coaches teams on secure AI adoption, validates AI-generated outputs, and promotes scalable engineering standards.

Leads development of a next-generation equipment and asset finance platform. Designs, builds, tests, secures, and troubleshoots scalable Java and Spring Boot applications using microservices, REST, Kafka, React, and relational databases. Provides technical direction to a global feature team, mentors engineers, reviews code, drives AI-assisted engineering practices, and contributes to architecture. Improves application stability, observability, code quality, deployment reliability, and operational support across development, staging, and production environments.

Develop and scale backend Java and Kotlin software powering patch discovery, packaging, and deployment across millions of endpoints. Design scalable systems, APIs, data structures, caching solutions, and relational databases while maintaining high testing and code-quality standards. Collaborate with AI workflow, server, platform, design, and product teams. Occasional React or Angular work may support patching workflows and dashboards.

Leads two scrum teams while remaining hands-on in software development at least 50% of the time. Designs, codes, tests, debugs, and supports secure, resilient, high-throughput distributed payment systems using Java and Spring Boot. Drives AI-assisted engineering practices, automation, CI/CD, code quality, operational stability, and responsible AI usage. Evaluates technical solutions with vendors and internal teams and leads engineering communities of practice.

Lead software engineering projects and developer teams building cloud-based full-stack and distributed microservice solutions. Develop with multiple programming languages, AWS, databases, containers, APIs, and modern engineering tools. Provide technical leadership across Agile teams, establish coding and design standards, mentor engineers, improve system performance, reduce technical debt, and influence long-term technology strategy.

Develops, tests, deploys, maintains, and improves Java J2EE applications and data pipeline solutions. Builds ETL and streaming pipelines with PySpark and Spark, using AWS services including SQS, Lambda, S3, and RDS. Applies Agile practices, CI/CD, TDD, cloud development, resiliency, and security principles. Preferred experience includes Unix shell scripting, Terraform infrastructure as code, and practical LLM development using OpenAI Azure.

Develop and deploy scalable full-stack applications using Java, React, and AWS. Build secure APIs and services, collaborate with product and platform teams, troubleshoot production issues, optimize performance, and contribute to Agile delivery and CI/CD pipelines.

Leads the design, development, testing, debugging, documentation, and implementation of complex Java applications. Provides technical solutions, prototypes, integrations, system enhancements, and performance improvements while monitoring system efficiency and resiliency. Collaborates with product owners, business analysts, and delivery management to gather requirements and resolve issues. Mentors team members, reviews code for quality and security compliance, communicates risks to stakeholders, and makes decisions on complex application development matters.

Develop and enhance enterprise software using Java, Spring Boot, and AWS. Design cloud-native solutions, analyze complex technical problems, improve system performance and reliability, collaborate across teams, support production environments, and guide team members. The role also contributes to CI/CD, infrastructure automation, containerization, testing, and continuous improvement. This position is fully onsite in Chicago.

Develop and maintain Oracle database applications using SQL and PL/SQL. Create stored procedures, functions, packages, and triggers; support Oracle Forms and Reports; troubleshoot database and application issues; optimize performance; and collaborate with developers, QA teams, and business users. Participate in code reviews, testing, defect resolution, production support, and initiatives focused on application quality, security, and reliability.

Lead the design, development, and support of large-scale Java enterprise applications and cloud-native platforms. Architect microservices, REST APIs, event-driven services, and distributed systems; implement CI/CD, DevSecOps, automated testing, security, monitoring, and observability practices. Provide technical leadership and mentorship, support mission-critical production systems, lead incident resolution, and improve reliability and performance across global, regulated-data environments. Preferred experience includes AI/LLM integrations, globally distributed databases, multi-region architectures, and SRE practices.

Build and lead full-stack software engineering projects using cloud technologies, distributed microservices, and front-end and back-end frameworks. Provide technical leadership across Agile teams, mentor engineers, define architecture and integration patterns, improve system performance, reduce technical debt, and establish engineering standards. Develop solutions using languages such as Java, Python, and JavaScript/TypeScript, along with AWS, containers, databases, APIs, CI/CD, and infrastructure-as-code tools.

Lead backend and full-stack engineering initiatives for customer rewards redemption platforms. Design and implement scalable, cloud-native microservices; guide architectural modernization; mentor engineers; establish technical standards; and partner with product, architecture, fraud, and customer experience teams. The role requires expertise in distributed systems, multiple programming languages, cloud platforms, databases, APIs, CI/CD, observability, and modern software development practices.

Leads software engineering within an agile banking technology team, designing, developing, testing, debugging, and operating secure, scalable Java applications. Reviews code, improves automation and continuous delivery, resolves recurring operational issues, and promotes responsible AI-assisted engineering practices. Evaluates architectural solutions with vendors and internal teams while guiding technical delivery, resiliency, cloud-native development, data streaming, and secure software practices.

Lead development of an AI-first developer portal and AI-enabled support experiences, design secure external API platforms and integrations, establish engineering standards for AI/automation, remain hands-on with critical coding and architecture, drive cross-functional delivery, and coach/mentor engineering talent.