80 api java developer jobs at 43 companies in Brighton, CO

1mo
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API Developer
Pittsburgh or Cleveland or Dallas or Birmingham or Phoenix or Denver
OnsiteFull Time
CGI
CGINYSE: GIB: Provides information technology and business consulting services.
8+ YOE8+ years Java/J2EE experience building RESTful APIs using Spring Boot and microservices; experience with DevOps, Kafka, IBM MQ, SQL/NoSQL and cloud platforms required.
Java, J2EE, Spring Boot, Microservices, REST API, Angular, XML, JSON, Swagger, Jenkins, uDeploy, GIT, Kafka, IBM MQ, SQL, No Sql, AWS, Azure, GitHub, CI/CD, React, JavaScript, HTML, CSS, JSON Web Token (JWT), UML, XPath
2mo
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Java Software Engineer Level 5
Aurora or Morrisville or Linthicum
$177k-$266k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Develops and manufactures advanced aerospace, defense, and space systems.
12+ YOEActive Top-Secret/SCI clearance required; 12+ years software development experience (alternatively experience/degree combinations), 5+ years Java, RESTful APIs/microservices, Git workflows, Agile experience, strong OOP and SOLID skills.
Java, RESTful APIs, Git, GitHub, GitLab, Bitbucket, Linux, CI/CD, Docker
2mo
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Senior Software Engineer – API & Cloud Integrations (Java, AWS)
Denver or Cedar Rapids or Philadelphia
$94k-$120k/yr HybridFull Time
Transamerica
TransamericaNYSE: AEG: Provides insurance, retirement solutions, and investment products to customers.
3+ YOEBachelor’s or equivalent experience; 3+ years Core Java; experience with Spring, microservices, APIs, databases (RDBMS/NoSQL), cloud (AWS/Azure), CI/CD, and integration frameworks; strong analytical and communication skills.
Java, Core Java, Spring Framework, Spring Boot, Spring MVC, J2EE, Entity Framework, IIS, Swagger, Swagger API, OData, .NET API 2, .NET API Core, AutoMapper, MS Cosmos DB, Microsoft Cosmos DB, Apache Cassandra, Amazon DynamoDB, AWS, Azure, EC2, ECS, S3, Kinesis, Microsoft VMs, Microsoft Blob, Microsoft Data Factory, Microsoft SQL Data Warehouse, Microsoft ARM Templates, Microsoft Event Hubs, Visual Studio, Git, Bitbucket, Maven, Jenkins, Nexus, SQL Management Studio, NUnit, Ajax, MS HPC, SageMaker, Spark, API Gateways, Apache Camel, Zookeeper, Kafka, Docker, OpenShift, Kubernetes, Angular, React, Vue.js, ASP.NET MVC, HTML, JS, CSS
1d
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Java Software Engineer Level 1 or 2
Aurora or Morrisville or Linthicum Heights
$76k-$138k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Designs and manufactures advanced aerospace and defense systems.
0+ YOEBachelor's degree in science with 0+ years for Level 1 or 2+ years for Level 2, or equivalent experience. Requires active Top Secret clearance with SCI eligibility, Java, RESTful APIs, microservices, Git, Agile, and database integration.
Java, RESTful APIs, microservices, Git, GitHub, GitLab, Bitbucket, SQL, NoSQL, Linux
2w
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Senior Software Engineer- Java Developer
Aurora or Denver
$152k-$262k/yr OnsiteFull Time
Four Sea Group
Four Sea Group: Technical mission support and software engineering for aerospace.
8+ YOEBachelor's degree or equivalent practical experience, 8+ years of software engineering experience, substantial Java development, active Top Secret clearance, enterprise application, API, database, testing, and Agile experience.
Java, Java SE, Java EE, Spring Boot, Hibernate, RESTful APIs, JUnit, TestNG, Git, Docker, AWS, Azure, Google Cloud, SAFe
2mo
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Senior Software Engineer - Java/Kotlin
Boulder, Colorado, United States
$131k-$167k/yr OnsiteFull Time
Garmin
GarminNYSE: GRMN: Designs and manufactures GPS-enabled navigation and wearable technology products.
5+ YOEBachelor's in CS/CE/SE or equivalent and 5+ years experience; mastered Java/Kotlin with Spring; experience designing software systems, microservices, REST APIs, databases, Docker/Kubernetes; strong communication and leadership skills.
Java, Kotlin, Spring Framework, Spring Boot, Spring Cloud, Spring Security, WebFlux, Microservices, RESTful API, Relational Databases, NoSQL, Docker, Kubernetes, Lit, Angular, Svelte, React, Vue, Agile
2mo
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Software Engineer Lead - Python/Java/Angular
Pittsburgh or Strongsville or Denver or Birmingham or Dallas or Cleveland
$40k-$158k/yr OnsiteFull Time
PNC Financial Services
PNC Financial ServicesNYSE: PNC: Provides banking, lending, and investment services to customers.
3+ YOELead software engineer with experience leading teams, Java/Spring and Angular expertise, API and Oracle experience, Agile/Scrum background, containerization (OpenShift/Kubernetes), Python preferred, bachelor's degree and 3+ years relevant experience.
Java, Spring Framework, Angular, OpenShift, Kubernetes, Python, Oracle, Agile, Scrum
2w
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Full Stack Developer
Naperville or Denver
$95k-$115k/yr HybridFull Time
PTMA Financial Solutions
PTMA Financial Solutions: Provides treasury and investment services to public sector entities.
2+ YOEBachelor's degree or equivalent experience, 2–5 years of professional experience, and development experience with Java, Node.js, SQL, Python, APIs, relational databases, and Unix shell scripting.
Java, Node.js, SQL, Python, HTTP, JSON, WebSockets, ClaudeCode, GitHub Copilot, Unix, Microsoft SQL Server, PostgreSQL, Azure SQL, Oracle, APIs
2mo
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Staff SW Engineer
Denver, Colorado, United States
$124k-$199k/yr HybridFull Time
Visa
VisaNYSE: V: Global payment technology facilitating electronic funds transfers.
5+ YOE5+ years relevant experience (or equivalent advanced degree/experience), strong backend development (e.g., Java), API and database expertise, systems integration and data structure knowledge, familiarity with Kubernetes/Docker, strong collaboration and communication.
Java, APIs, Kubernetes, Docker
6d
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Software Engineer - PTC Windchill Developer
Littleton, Colorado, United States
$91k-$169k/yr OnsiteFull Time
Lockheed Martin
Lockheed MartinNYSE: LMT: Designs and manufactures advanced aerospace, defense, and security systems.
2+ YOERequires 2 years of Java and object-oriented development, HTML, CSS, JSP, JavaScript, REST APIs, SQL, relational databases, software lifecycle experience, communication skills, and US citizenship.
Java, HTML, CSS, Java Server Pages (JSP), JavaScript, REST APIs, SQL, PTC Windchill, ProjectLink, PDMLink, Creo, AutoCAD, SolidWorks, Catia, Jasper, Git, GitLab, SonarQube, Jenkins, Ant, SAP IDOCS, XML, SOAP, SOA Suite, OpenShift, Camel, eQube, Agile
1mo
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Senior Application Developer
Denver or Springfield or Sterling or St. Louis
$75k-$158k/yr OnsiteFull Time
CACI International
CACI InternationalNYSE: CACI: Provides information technology and engineering services for government agencies.
8+ YOEBachelor's in CS or related,8+ years software development experience,expert Java and/or Python,REST APIs,databases,CI/CD,GIT,TS/SCI clearance and polygraph willingness.
Java, Python, ArcGIS, GeoServer, OpenLayers, Cesium, Kubernetes, AWS/C2S, Git, CI/CD
2mo
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Software Engineer
Aurora, Colorado, United States
$69k-$158k/yr OnsiteFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Consulting and technology services for government and commercial clients
3+ YOE3+ years designing and developing software; proficiency with Python or Java; experience building RESTful APIs, cloud environments (AWS/Azure/GCP), and full-stack development; TS/SCI clearance with polygraph; Bachelor's in STEM required.
Python, Java, Vue, Node, AWS, Azure, GCP, RESTful APIs, Linux, Docker, Kubernetes, C#, C, C++, JavaScript, React
5d
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Software Engineer
Chantilly or Aurora or Herndon
$87k-$198k/yr OnsiteFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Provides technology and management consulting services to diverse organizations.
3+ YOERequires 3+ years of Java experience, backend development with microservices, Docker, Kubernetes, Spring, REST APIs, AWS, Linux, and TS/SCI clearance; requires high school diploma or GED.
Java, Docker, Kubernetes, Spring Framework, Spring Boot, REST, AWS, Bitbucket, Jenkins, Linux, Command Line Interface, Open Systems Architecture, DevOps, CI/CD, Ansible, Git, Agile, Scrum, MongoDB, Apache NiFi, Kafka, Security+ CE, SSCP, CCNA-Security, GSEC
3d
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Mobile Application Developer
San Antonio or McLean or Aurora or Tacoma
$75k-$95k/yr OnsiteFull Time
Capgemini
CapgeminiEuronext Paris: CAP: Provides global business and technology transformation consulting services.
4+ YOEBachelor's degree or equivalent experience, 4+ years of mobile development, native Swift/Java/Kotlin, cross-platform framework experience, APIs, Agile, security clearance eligibility, and CompTIA Security+ within 90 days.
Swift, Java, Kotlin, React Native, Xamarin, iOS, Android, Agile
2w
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Knowledge Engineer Manager - Back-end Engineer
Seattle or Milwaukee or Dallas or Columbus or Kirkland or Cincinnati or New York City or Cleveland or Oklahoma City or Austin or Albany or Chicago or St. Petersburg or Hartford or Pittsburgh or St. Louis or Miami or Sacramento or Raleigh or Minneapolis or Mountain View or Scottsdale or San Francisco or Morristown or Denver or Boston or Philadelphia or Des Moines or Overland Park or Los Angeles or Charlotte or Walnut Creek or Carmel or Houston or Arlington or Atlanta or Redmond or Bentonville or Beaverton or Nashville or Detroit or San Diego
$80k-$294k/yr HybridFull Time
Accenture
AccentureNYSE: ACN: Global provider of management consulting and technology services.
5+ YOEMinimum 5 years in knowledge graph hydration, ontology mapping, graph and relational databases, vector databases, Python or Java, and REST API development; bachelor's degree or equivalent experience required.
RDF, OWL, SKOS, RDFS, SPARQL, R2RML, CSVW, SHACL, GraphDB, Stardog, Neo4j, Amazon Neptune, PostgreSQL, MySQL, SQL Server, Pinecone, Weaviate, Milvus, Qdrant, Elasticsearch, OpenSearch, Python, Java, SQL, JSON, XML, CSV, REST APIs, Apache NiFi, Airflow, Docker, Kubernetes, Helm, AWS Neptune, Azure Cosmos DB, GCP, Kafka, RabbitMQ, Git, GraphQL APIs, D3.js, Cytoscape.js, Terraform
1mo
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Senior Software Engineer
Arlington or Woburn or Carlsbad or Aurora or Boston or Dayton or Melbourne
$140k-$170k/yr HybridFull Time
Systems & Technology Research
Systems & Technology Research: Develops advanced technology for national security and defense applications.
5+ YOEProven Java and Spring development experience, microservices and API design, containerized infrastructure (Docker/Kubernetes), experience with Kafka/NATS and GitLab, Python for AI/data integration, and ability to obtain Top Secret clearance.
Java, Spring Boot, Linux, Docker, Kubernetes, Kafka, NATS, GitLab, Python
1mo
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OT Applications System Developer, Sr.
Lakewood or Casper or Utah or Wyoming or Texas or Colorado
$105k-$158k/yr OnsiteFull Time
Tallgrass
Tallgrass: Provides midstream energy infrastructure and delivery services.
5+ YOEBachelor's degree or 7+ years Maximo experience; 5+ years system development experience using C#, Python, Java, REST API/JSON, and SQL; MS SQL/Oracle, DevOps (git/git-hub), Maximo MAS development, strong communication and analytical skills.
Maximo Application Suite (MAS) Manage, Maximo Integration Framework (MIF), Maximo BIRT, Microsoft Fabric, Power BI, C#, Python, Java, REST API/JSON, SQL, MS SQL, Oracle, git, git-hub, WinForms, Microsoft .Net, Microsoft Excel, Microsoft Word, Microsoft Access, Microsoft PowerPoint, Microsoft Outlook
1w
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Principal Software Engineer
Denver, Colorado, United States
$223k-$301k/yr RemoteFull Time
Cisco
CiscoNASDAQ: CSCO: Develops and sells networking hardware and cybersecurity software.
15+ YOERequires a bachelor's degree and 15+ years, master's and 12+ years, or PhD and 8+ years in software engineering; 10+ years full-stack development with Java or Spring Boot, React, Angular, or Vue.js; enterprise APIs, CI/CD, Git, and Kubernetes.
Java, Spring Boot, React, Angular, Vue.js, GitHub Actions, Kubernetes, Argo CD, HashiCorp Vault, Helm, Kustomize, Terraform, Ansible
1w
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Software Engineer, Ground Systems – Blue Ring
Washington or Seattle or Denver or Reston
$151k-$231k/yr OnsiteFull Time
Blue Origin: Develops reusable rockets and systems for human spaceflight.
5+ YOEBachelor's degree and 5+ years of software development experience with Python, Java, C++, or similar. Requires APIs, AWS or Azure, DevSecOps, ground systems, space communications protocols, testing, and collaboration.
Python, Java, C++, AWS, Azure, DevSecOps, Agile, CCSDS, Delay Tolerant Networking (DTN), Bundle Protocol, Mars Relay Operations Service (MaROS), DOORS Next Generation (DNG), Microsoft APIs
1mo
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Senior Software Engineer — PingOne Platform Administration & Security
Austin or Denver
$110k-$138k/yr OnsiteFull Time
Ping Identity
Ping Identity: Provides identity and access management software for enterprise security.
5+ YOE5+ years software engineering; strong backend experience building production services; 3+ years Java; experience with NodeJS and TypeScript desired; REST APIs, cloud-native, CI/CD, automated testing, Agile, mentoring and technical leadership.
Java, NodeJS, TypeScript, MCP server, REST API, CI/CD