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Senior Java Engineer Jobs in Valley Center, CA (NOW HIRING)

DivIHN

Sr SW Test Development Engineer - Remote

San Diego, CA · On-site +1

$117K - $152K/yr

... Sr SW Test Development Engineer - (Remote) Duration: 12 months with possible extension and ... Primary programming languages are Java and C# (.NET). * Candidates with Python and strong OOP ...

Omega-KR

Senior Software Engineer

San Diego, CA · On-site

$130K - $171K/yr

Senior Software Engineer Omega-KR, Inc. is a small but highly skilled group of engineers committed ... Experience with Spring Boot, Quarkus, or similar Java Microservice frameworks * Experience with ...

Omega-KR

Senior Software Engineer

San Diego, CA · On-site

$130K - $171K/yr

Senior Software Engineer Omega-KR, Inc. is a small but highly skilled group of engineers committed ... Experience with Spring Boot, Quarkus, or similar Java Microservice frameworks * Experience with ...

Qualcomm

Sr. Staff Audio Engineer

San Diego, CA · On-site

The Senior Staff Audio Engineer is a technical authority responsible for the architecture, design ... Expert proficiency in C/C++; familiarity with Java/Kotlin (for Android) or Python (for tooling ...

Tillster

Senior Software Engineer - Back End

San Diego, CA · Remote

$150K - $165K/yr

Role: Senior Software Engineer - Back End Hybrid Role, MUST BE BASED IN SAN DIEGO, CA About ... About You (required) * 6+ years back-end engineering with strong Java (the platform is multi-module ...

NTENT

Senior DevOps Engineer

Carlsbad, CA · On-site

$133K - $171K/yr

Senior DevOps Engineer Position: Full time Location: Carlsbad office (Initially Remote) About Us ... Experience with programming and/or scripting languages (Python, Ruby, Bash, Go, Java, PowerShell)

The Marlin Alliance

Sr Machine Learning Engineer

San Diego, CA · On-site

$110K - $152K/yr

The Senior ML Engineer will collaborate with multidisciplinary teams to deliver mission-focused AI ... Strong programming skills in Java, C++, Go, or Rust. * Experience with distributed computing and ...

The Marlin Alliance

Sr Machine Learning Engineer

San Diego, CA · On-site

$110K - $152K/yr

The Senior ML Engineer will collaborate with multidisciplinary teams to deliver mission-focused AI ... Strong programming skills in Java, C++, Go, or Rust. * Experience with distributed computing and ...

ResMed

Senior Software Engineer

San Diego, CA

$130K - $171K/yr

We are seeking a Senior Software Engineer to join a new product engineering team being built in San ... Strong backend engineering skills - Java/Spring Boot preferred; equivalent stacks considered.

ResMed, Inc.

Senior Software Engineer

San Diego, CA · On-site

$130K - $171K/yr

We are seeking a Senior Software Engineer to join a new product engineering team being built in San ... Strong backend engineering skills - Java/Spring Boot preferred; equivalent stacks considered.

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All JobsJava Engineer JobsSenior Java Engineer JobsSenior Java Engineer Jobs in Valley Center, CA

Senior Java Engineer information

See Valley Center, CA salary details

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How much do senior java engineer jobs pay per hour?

As of Sep 10, 2026, the average hourly pay for senior java engineer in Valley Center, CA is $67.99, according to ZipRecruiter salary data. Most workers in this role earn between $59.57 and $75.96 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 near Valley Center, CA are hiring for Senior Java Engineer jobs?

Cities near Valley Center, CA with the most Senior Java Engineer job openings:

Senior Java Engineer jobs near you
Infographic showing various Senior Java Engineer job openings in Valley Center, CA as of August 2026, with employment types broken down into 85% Full Time, 7% Part Time, 3% Temporary, and 5% Contract. Highlights an 86% Physical, 5% Hybrid, and 9% Remote job distribution, with an average salary of $141,422 per year, or $68 per hour.

Senior Software Engineer remote

San Diego, CA • Remote

ESRhealthcare and EXEC STAFF RECRUITERS
See more jobs at ESRhealthcare and EXEC STAFF RECRUITERSexternal

$40 - $85/hr

Full-time

Re-posted 28 days ago

Job description

Senior Software Engineer remote

$40 - $85/hour

pay

Required Skills

Python3

JAVA

Rust

Algorithms

Basics C++

Typescript

bug fixing

feature implementation

codebase refactoring

performance optimization

Job Description

Job Title: Senior Software Engineer

Job Type: Contractor

Location: Remote

Job Summary: In this role, you'll apply your expertise to help train next-generation AI systems. Your work will shape how models learn, reason, and perform through high-quality, real-world input. No prior experience in AI is required — your domain knowledge is what matters.

Key Responsibilities:

Contribute expert-level knowledge to bug fixing, feature implementation, codebase refactoring, and performance optimization across a range of programming languages.

Analyze and enhance software codebases to ensure clarity, maintainability, and efficiency.

Collaborate with multidisciplinary teams to provide feedback and insights for AI model improvement.

Develop robust solutions and document best practices to support scalable AI training workflows.

Evaluate existing system architecture and recommend technical strategies for optimal results.

Deliver clear, concise written and verbal communication regarding technical findings and project progress.

Support the continuous improvement of AI systems by providing real-world coding expertise in challenging scenarios.

Required Skills and Qualifications:

Proficiency in Python3, Java, Rust, or TypeScript, with additional experience in C++ or Go considered a strong asset.

Deep understanding of algorithms, data structures, and performance tuning.

Demonstrated experience in debugging complex software issues and delivering maintainable solutions.

Strong background in feature development and codebase refactoring.

Proven ability to optimize software for performance and scalability.

Exceptional written and verbal communication skills, with a keen attention to detail.

Track record of success in collaborative, cross-functional teams, ideally in remote settings.

Preferred Qualifications:

Previous experience working on large-scale, distributed codebases.

Familiarity with modern AI or machine learning systems is a plus, though not required.

Background in participating in rigorous code reviews and contributing to the development of software best practices.

We are seeking strong Software Engineers to join our customer's team with expertise in Python3, Java, Rust, Go, C++, or TypeScript. This is a unique opportunity to directly impact the next generation of AI by leveraging your advanced engineering skills in a dynamic, remote setting.

Working Place:

San Diego, California, United States

Company
:


ESR Healthcare

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