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Mid Level Software Developer Jobs in Sunnyvale, CA

LLNL

Software Developer- Mid Career

Livermore, CA · On-site

$9.8K/wk

  • Retirement

This position will be filled at either the SES.3 or SES.4 level based on knowledge and related ... standard software engineering practices and high-level programming languages. * Guide the ...

LLNL

Software Developer- Mid Career

Livermore, CA · On-site

  • Retirement

This position will be filled at either the SES.3 or SES.4 level based on knowledge and related ... standard software engineering practices and high-level programming languages. * Guide the ...

RheoSense, Inc.

Software Engineer

San Ramon, CA · On-site

$120K - $155K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Minimum Qualifications (Mid-Level Software Engineer) * 3+ years of professional, hands-on Windows development experience (C# / .NET, C++). * Experience developing WinForms and/or WPF/XAML ...

LLNL

Software Developer- Mid Career

Livermore, CA

  • Retirement

This position will be filled at either the SES.3 or SES.4 level based on knowledge and related ... standard software engineering practices and high-level programming languages. * Guide the ...

Apple, Inc.

Systems Software Developer

Sunnyvale, CA · On-site

This would include contributing to projects in low-level software and algorithms, building CI/CD ... or developer-facing tooling Proficiency in Python and shell scripting to build automation and ...

Apple

Systems Software Developer

Sunnyvale, CA · On-site

This would include contributing to projects in low-level software and algorithms, building CI/CD ... or developer-facing tooling Proficiency in Python and shell scripting to build automation and ...

Badger Meter

Sr Software Engineer

Los Gatos, CA

$142K - $188K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • PTO

Provide technical leadership and mentorship to junior and mid-level software engineers. * Influence technical direction and contribute to engineering standards, processes, and best practices.

Badger Meter Inc

Sr Software Engineer

Los Gatos, CA

$142K - $188K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • PTO

Provide technical leadership and mentorship to junior and mid-level software engineers. * Influence technical direction and contribute to engineering standards, processes, and best practices.

Badger Meter

Sr Software Engineer

Los Gatos, CA · On-site

$142K - $188K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • PTO

Provide technical leadership and mentorship to junior and mid-level software engineers. * Influence technical direction and contribute to engineering standards, processes, and best practices.

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All JobsMid Level Software Developer JobsMid Level Software Developer Jobs in Sunnyvale, CA

Mid Level Software Developer information

See Sunnyvale, CA salary details

$56.3K

$131.3K

$194.8K

How much do mid level software developer jobs pay per year?

As of Aug 14, 2026, the average yearly pay for mid level software developer in Sunnyvale, CA is $131,267.00, according to ZipRecruiter salary data. Most workers in this role earn between $105,600.00 and $152,600.00 per year, depending on experience, location, and employer.

What are the typical daily responsibilities of a mid level software developer?

As a Mid Level Software Developer, your daily responsibilities often include writing and reviewing code, participating in code reviews, collaborating with colleagues on project requirements, and troubleshooting bugs or technical issues. You may also be involved in designing features, writing unit tests, and participating in regular stand-up meetings as part of an agile team. Additionally, you'll interact with product managers, QA engineers, and other team members to ensure the software meets project deadlines and quality standards. This role offers the chance to take on increasing ownership of projects while continuing to learn and grow professionally.

What are the key skills and qualifications needed to thrive in the mid level software developer position, and why are they important?

To thrive as a Mid Level Software Developer, you should have solid programming skills in languages like Java, Python, or JavaScript, along with a relevant bachelor's degree or equivalent experience. Familiarity with version control systems such as Git, frameworks like React or Spring, and knowledge of agile development practices are typically required. Effective problem-solving, clear communication, and a collaborative mindset are valuable soft skills in this position. These skills enable you to build reliable software, contribute to team projects, and adapt to evolving technical challenges.

What is a mid level software developer?

A Mid Level Software Developer is a professional with a few years of experience who contributes to designing, coding, testing, and maintaining software applications. They work independently on tasks but also collaborate with senior developers and teams to implement solutions. Their role often includes debugging code, optimizing performance, and ensuring best practices in development. Mid-level developers are expected to have a solid understanding of programming languages, frameworks, and software development life cycles. They may also mentor junior developers and participate in code reviews to maintain code quality.

What are the most commonly searched types of Software Developer jobs in Sunnyvale, CA?

The most popular types of Software Developer jobs in Sunnyvale, CA are:

What are popular job titles related to Mid Level Software Developer jobs in Sunnyvale, CA?

For Mid Level Software Developer jobs in Sunnyvale, CA, the most frequently searched job titles are:

What job categories do people searching Mid Level Software Developer jobs in Sunnyvale, CA look for?

The top searched job categories for Mid Level Software Developer jobs in Sunnyvale, CA are:

What cities near Sunnyvale, CA are hiring for Mid Level Software Developer jobs?

Cities near Sunnyvale, CA with the most Mid Level Software Developer job openings:

Mid Level Software Developer jobs near you
Infographic showing various Mid Level Software Developer job openings in Sunnyvale, CA as of August 2026, with employment types broken down into 1% Internship, 79% Full Time, 17% Part Time, and 3% Contract. Highlights an 87% Physical, 4% Hybrid, and 9% Remote job distribution, with an average salary of $131,267 per year, or $63.1 per hour.

Mid-Level Software Engineer - USA

Cogniify

Mountain View, CA • On-site

Full-time

Re-posted 24 days ago

Job description

Job Summary:
Cogniify is a company focused on delivering high-quality software solutions through collaborative engineering efforts. As a Mid-Level Software Engineer, you will independently design, develop, and deliver software features and services, actively integrating AI/ML components into applications and driving improvements in code quality and deployment practices.
Responsibilities:
• Develop, implement, and maintain software components, APIs, microservices, and user interfaces with clean, efficient, and reliable code.
• Collaborate with cross-functional teams to design scalable, secure, and maintainable solutions aligned with business requirements.
• Participate in project discovery and translate technical requirements into detailed designs, functional logic, and implementation plans.
• Drive full software development lifecycle activities including continuous integration, automated testing, deployment, and monitoring.
• Integrate AI/ML components such as recommendation engines, NLP services, computer vision modules, or LLM-powered features into applications.
• Leverage AI-augmented development tools and practices to enhance productivity, code quality, and testing coverage.
• Build and consume RESTful and GraphQL APIs, event-driven architectures, and message queues (Kafka, RabbitMQ, SQS).
• Implement infrastructure-as-code practices using Terraform, Pulumi, or CloudFormation for cloud deployments.
• Monitor application performance, troubleshoot production issues, and ensure adherence to SLAs and quality standards.
• Mentor junior engineers and contribute to technical documentation and knowledge-sharing initiatives.
Qualifications:
Required:
• Bachelor’s or Master’s degree in Computer Science, Software Engineering, or a related field.
• 3–6 years of professional experience in software development with production delivery.
• Proficiency in multiple programming languages such as JavaScript/TypeScript, Python, Java, Go, Rust, Kotlin, Dart, or C++.
• Strong experience with modern frameworks and platforms such as React, Next.js, Node.js, Spring Boot, FastAPI, Django, or Flutter.
• Experience with full software development lifecycle including continuous integration, automated testing, and deployment pipelines.
• Working knowledge of cloud platforms (AWS, Azure, or GCP) and cloud-native design patterns.
• Experience with containerization (Docker) and orchestration (Kubernetes).
• Strong understanding of software architecture, design patterns, and clean code principles.
• Familiarity with Agile methodologies and version control workflows (Git, GitHub/GitLab).
• Demonstrated skills in collaboration, problem-solving, and effective communication with cross-functional teams.
Preferred:
• Experience integrating AI/ML models or LLM APIs (OpenAI, Anthropic, Azure OpenAI) into production applications.
• Familiarity with event-driven architectures, streaming platforms (Kafka, Flink), and message queues.
• Experience with observability tools such as Datadog, Grafana, Prometheus, or OpenTelemetry.
• Knowledge of database technologies including PostgreSQL, MongoDB, Redis, DynamoDB, or Elasticsearch.
• Experience with GraphQL, gRPC, or WebSocket-based communication patterns.
• Familiarity with infrastructure-as-code tools (Terraform, Pulumi) and GitOps practices.
• Understanding of security best practices including OAuth 2.0, JWT, RBAC, and secure coding standards.
Company:
Cogniify provides enterprise AI consulting, data engineering, and production system implementation services. Founded in 2024, the company is headquartered in San Jose, USA, with a team of 11-50 employees. The company is currently Early Stage.

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