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Senior Java Engineer Jobs in Colorado (NOW HIRING)

Four Sea Group

Senior Software Engineer- Java Developer

Aurora, CO · On-site

$152 - $262/hr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Senior Software Engineer- Java Developer About Four Sea Group, Inc. Four Sea Group is a 100% employee-owned technical mission support company based in Denver, Colorado. Founded by an aerospace ...

New

PNC Bank

Software Engineer Sr (Java)

Arvada, CO · On-site

$86K - $158K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

As a Software Engineer Sr within PNC's Technology organization, you will be based in Pittsburgh, PA, Cleveland, OH, Dallas, TX, Birmingham, AL, Denver, CO. We are looking for full stack Java ...

CGI

AWS Java Full Stack Developer

Almont, CO · On-site

$52.75 - $68/hr

  • Retirement

  • PTO

CGI is seeking a Senior Java AWS Technical Lead to lead complex application development and ... Strong understanding of the Software Development Lifecycle (SDLC) and modern software engineering ...

New

Peraton

Software Developer - Big Data (Space Domain)

Aurora, CO · On-site

$58.25 - $74.25/hr

  • PTO

Responsibilities Peraton is looking for a Senior JAVA Developer in Herndon, VA or Aurora, CO to support Intelligence Community and DoD customers as part of a talented, high-performing team. As part ...

Peraton

Software Developer - Big Data (Space Domain)

Aurora, CO · On-site

$58.25 - $74.25/hr

  • PTO

Responsibilities Peraton is looking for a Senior JAVA Developer in Herndon, VA or Aurora, CO to support Intelligence Community and DoD customers as part of a talented, high-performing team. As part ...

WorldPay

Senior Backend Software Engineer - Java

Denver, CO · On-site

$113K - $171K/yr

We're looking for a Senior Backend Engineer - Java to join our ever-evolving Launchpad team and help shape the future of global commerce. Launchpad is a Worldpay application designed to streamline ...

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Senior Java Engineer information

See Colorado salary details

$11

$66

$90

How much do senior java engineer jobs pay per hour?

As of Aug 20, 2026, the average hourly pay for senior java engineer in Colorado is $66.06, according to ZipRecruiter salary data. Most workers in this role earn between $57.88 and $73.80 per hour, depending on experience, location, and employer.

What is a senior Java engineer?

Senior Java Engineers are experienced software developers who specialize in designing, developing, and maintaining applications using the Java programming language. They often lead development teams, architect solutions, and ensure that software meets both technical and business requirements. Their responsibilities also include code reviews, mentoring junior developers, and optimizing application performance. Typically, they have several years of experience and a deep understanding of Java frameworks and best practices.

What are the key skills and qualifications needed to thrive as a senior Java engineer?

To thrive as a Senior Java Engineer, you need advanced proficiency in Java programming, strong knowledge of software design patterns, and a degree in computer science or related field. Experience with frameworks like Spring, Hibernate, build tools such as Maven or Gradle, and familiarity with cloud platforms and CI/CD systems are typically required. Excellent problem-solving abilities, leadership, and effective communication help you guide teams and collaborate with stakeholders. These skills are crucial for delivering robust, scalable software solutions and mentoring junior engineers in complex development environments.

What are some common challenges senior Java engineers face when working on large-scale enterprise applications?

Senior Java Engineers often encounter challenges such as managing complex codebases, ensuring application scalability, and maintaining high performance under heavy loads. They are also responsible for implementing robust security practices and integrating new technologies without disrupting existing systems. Effective collaboration with cross-functional teams and mentoring junior developers are crucial aspects of the role, as these responsibilities help maintain code quality and project momentum.

What is the difference between Senior Java Engineer vs Java Developer?

AspectSenior Java EngineerJava Developer
Required CredentialsBachelor's in Computer Science, Java certifications (e.g., Oracle Certified Professional)Bachelor's in Computer Science or related field, Java certifications optional
Work EnvironmentDesigning, developing, and maintaining complex Java applications, often in team leadership rolesDeveloping Java applications, focusing on coding and implementation
Industry UsageUsed across finance, tech, and enterprise sectors for large-scale projectsCommonly employed in software development firms, startups, and tech companies

While both roles involve Java programming, Senior Java Engineers typically handle complex system design, mentorship, and project leadership, whereas Java Developers focus more on coding and implementing features. The senior role often requires more experience and certifications, with a broader scope of responsibilities.

What cities in Colorado are hiring for Senior Java Engineer jobs?

Cities in Colorado with the most Senior Java Engineer job openings:

What are popular job titles related to Senior Java Engineer jobs in CO?

For Senior Java Engineer jobs in CO, the most frequently searched job titles are:

Senior Java Engineer jobs near you
Infographic showing various Senior Java Engineer job openings in Colorado as of August 2026, with employment types broken down into 92% Full Time, 4% Part Time, 1% Temporary, and 3% Contract. Highlights an 85% Physical, 6% Hybrid, and 9% Remote job distribution, with an average salary of $137,414 per year, or $66.1 per hour.

Webcam Interview_ Sr. Java Developer (10 yrs exp)

360 IT Professionals

Denver, CO

$59 - $75.25/hr

Contractor

Re-posted 22 days ago

Job description

Company Description

360 IT Professionals is a Software Development Company based in Fremont, California that offers complete technology services in Mobile development, Web development, Cloud computing and IT staffing. Merging Information Technology skills in all its services and operations, the company caters to its globally positioned clients by providing dynamic feasible IT solutions. 360 IT Professionals work along with its clients to deliver high-performance results, based exclusively on the one of a kind requirement.


Our services are vast and we produce software and web products. We specialize in Mobile development, i.e. iPhone and Android apps. We use Objective C and Swift programming languages to create native applications for iPhone, whereas we use Android Code to develop native applications for Android devices. To create applications that work on cross-platforms, we use a number of frameworks such as Titanium, PhoneGap and JQuery mobile. 


Furthermore, we build web products and offer services such as web designing, layouts, responsive designing, graphic designing, web application development using frameworks based on model view controller architecture and content management system. Our services also extend to the domain of Cloud Computing, where we provide Salesforce CRM to effectively manage one's business and ease out all the operations by giving an easy platform. Apart from this, we also provide IT Staffing services that can help your organization to a great extent as you can hire highly skilled personnel's through us.


We make sure that we deliver performance driven products that are optimally developed as per your organization's needs. Take a shot at us for your IT requirements and experience a radical change.

Job Description

We are looking to fill a position for Senior Java Developer with 10+ years of systems development life cycle

Qualifications

Excellent application system design and development skills

Strong experience in architecting, implementing and managing high performance scalable J2EE applications on Linux/Unix platforms with one or more of the following: Java Web Services, Oracle SQL Developer, JSP, EJB, Struts, Spring, Ant, JSF JMS, XML, JBoss, JDeveloper, ESB (MuleSoft, WS01, etc.)

Excellent knowledge of J2EE architecture/design patterns, Object Oriented Design methodologies, SOA, MicroServices, data modeling techniques and SOAP.

Strong experience designing / developing with n-tier architectures (UI, Business Logic Layer, Data Access Layer)

Solid knowledge of OOP software concepts, design patterns, and best practices

Ability to adapt quickly to an existing, complex environment and learn new concepts / software technologies as needs arise

Very strong Oracle SQL experience of writing complex queries and developing views

Strong problem-solving and analytical skills.

Self-motivated, independent, detail oriented, and a responsible team-player

The ability to communicate effectively - both verbally and in writing.

Experience writing custom Java code to interact with an LDAP server

Experience with Web Services security, to include OPSS and/or Oracle Web Services Manager (aka WSM / OWSM)

Experience with Java & Oracle Enterprise security layers

Experience with Oracle ADF including AJAX driven ADF UI development

Additional Information

Webcam interview is acceptable for this position.

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