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Freelance Senior Software Developer Jobs in Arizona

Everforth ECS is hiring for Senior Software Developer USIEM in multiple locations with a preference for candidates in one of the following locations: Schofield Barracks (USAG), HI; Augusta, GA; or ...

Senior Software Developer

Mesa, AZ

$54 - $71.50/hr

This position is expected to be a subject matter expert and senior engineer in the design ... Develop high-quality software with an eye for design and usability * Identify, prioritize, and ...

Senior Software Developer

Mesa, AZ · On-site

$54 - $71.50/hr

This position is expected to be a subject matter expert and senior engineer in the design ... Develop high-quality software with an eye for design and usability * Identify, prioritize, and ...

Senior Software Developer

Mesa, AZ · On-site

$54 - $71.50/hr

Required : • Computer Science/Information Technology/Engineering Bachelor's degree or equivalent experience. • Minimum 5 years of professional hands-on experience in software development • ...

Senior Software Developer

Mesa, AZ · On-site

$54 - $71.50/hr

Required : • Computer Science/Information Technology/Engineering Bachelor's degree or equivalent experience. • Minimum 5 years of professional hands-on experience in software development • ...

Senior Software Developer

Chandler, AZ · On-site

$53.75 - $71/hr

We are looking for engineers who are passionate about building innovative applications of the ... Evaluate new technologies and software products to determine the feasibility and desirability of ...

Senior Software Developer

Chandler, AZ · On-site

$53 - $70/hr

We are looking for engineers who are passionate about building innovative applications of the ... Evaluate new technologies and software products to determine the feasibility and desirability of ...

Senior Software Engineer

Scottsdale, AZ

$123K - $162K/yr

As a Senior Software Engineer, you will be developing primarily C++ applications for medical devices. This position has hands-on access to the final product at every stage of development. In this ...

Senior Software Engineer

Scottsdale, AZ · On-site

$123K - $163K/yr

As a Senior Software Engineer, you will be developing primarily C++ applications for medical devices. This position has hands-on access to the final product at every stage of development. In this ...

Senior .NET Software Developer

Phoenix, AZ · On-site +1

$90K - $120K/yr

U-Haul is searching for a talented Senior Software Developer to join our team.Come join a stable and ever-expanding IT organization to be part of the quest to elevate us to the next level. About the ...

Sr Software Engineer

Phoenix, AZ · On-site

$119K - $157K/yr

Job Title: Sr Software Engineer Location: Phoenix AZ (Hybrid) Mandatory Skills: * Angular * Node * MongoDB * Python * C# * AI Responsibilities: * Bachelor's degree in Computer Science, Information ...

Senior Software Engineer

Scottsdale, AZ

$123K - $163K/yr

As a Senior Software Engineer, you will be developing primarily C++ applications for medical devices. This position has hands-on access to the final product at every stage of development. In this ...

We're hiring a Senior Software Engineer, Backend to join our Engineering team. Oscar is the first health insurance company built around a full stack technology platform and a focus on serving our ...

Sr. Software Engineer

Tucson, AZ · On-site

$113K - $150K/yr

They are seeking a Sr. Software Engineer to design real-time cloud processing solutions, implement ... Preferred : • DevOps and Cloud computing Experience (Gitlab, CI/CD, CVE mitigations, Docker ...

Sr Software Engineer

Yuma, AZ · On-site

$121K - $160K/yr

Sr Software Engineer Location: Aberdeen Proving Ground, MD Clearance Required: Secret Clearance **This position is contingent upon contract award** and Responsibilities: * Experience with the full ...

$104K - $138K/yr

The Sr. Software Engineer will plan, design, develop, configure, deploy, troubleshoot, and maintain ... Guide the adoption of CI/CD, automated testing, and DevOps practices in mobile development.

$104K - $138K/yr

The Sr. Software Engineer will plan, design, develop, configure, deploy, troubleshoot, and maintain ... Guide the adoption of CI/CD, automated testing, and DevOps practices in mobile development.

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Freelance Senior Software Developer information

What are the key skills and qualifications needed to thrive as a Freelance Senior Software Developer, and why are they important?

To thrive as a Freelance Senior Software Developer, you need advanced programming expertise, a robust portfolio, and significant experience with full software development lifecycles. Strong command of frameworks, version control (like Git), cloud platforms, and potentially certifications such as AWS Certified Developer or Microsoft Certified: Azure Developer are highly valuable. Exceptional communication, time management, and problem-solving abilities help you effectively collaborate with clients and manage multiple projects independently. These skills ensure you deliver high-quality, timely solutions while building a strong professional reputation in a competitive freelance market.

How do Freelance Senior Software Developers typically manage client expectations and project timelines?

Freelance Senior Software Developers often juggle multiple clients and projects, which requires clear communication and proactive expectation management. They usually begin by setting detailed project scopes, timelines, and deliverables with clients, then provide regular updates and adjust schedules as needed to accommodate changes or unforeseen challenges. Strong time management skills and transparent reporting help ensure that projects stay on track and that clients remain informed and satisfied throughout the development process.

What is the difference between Freelance Senior Software Developer vs Freelance Software Engineer?

AspectFreelance Senior Software DeveloperFreelance Software Engineer
CredentialsTypically requires extensive experience, advanced coding skills, and sometimes certifications like Microsoft or AWSRequires solid coding skills and experience, often with relevant certifications but generally less senior-level expertise
Work EnvironmentWorks independently or with clients directly, often on complex projects requiring leadershipWorks independently or with teams, focusing on software development tasks across various projects
Industry UsageCommonly used in consulting, freelance platforms, and project-based work requiring senior expertiseWidely used in freelance and contract roles across tech industries for development tasks

The main difference lies in experience level and project complexity. Freelance Senior Software Developers typically handle more complex projects and provide technical leadership, while Freelance Software Engineers focus on coding and development tasks across a range of project types.

What does a Freelance Senior Software Developer do?

A Freelance Senior Software Developer designs, develops, and maintains complex software systems for clients or companies on a contract basis. They often work independently, managing multiple projects, collaborating with stakeholders, and ensuring the delivery of high-quality code. Their role may include mentoring junior developers, making architectural decisions, and troubleshooting technical issues. Freelancers have the flexibility to choose their clients and projects, and they are responsible for managing their own workload, deadlines, and business operations.
What are the most commonly searched types of Senior Software Developer jobs in Arizona? The most popular types of Senior Software Developer jobs in Arizona are:

Senior Software Developer (USIEM)

ECS

Sierra Vista, AZ • On-site

$160K - $180K/yr

Full-time

Re-posted yesterday


Job description

Everforth ECS is hiring for Senior Software Developer USIEM in multiple locations with a preference for candidates in one of the following locations: Schofield Barracks (USAG), HI; Augusta, GA; or, Sierra Vista, AZ. Depending on the location, the position may require ~25% in-office, onsite work to meet customer requirements and operational needs.
As a leading provider of managed cybersecurity services, ECS provides a highly tailored and customized offering to each customer. Our team is responsible for protecting both our customers and corporate environment at ECS. Our mission is very broad, and our team is agile. We will look toward your unique skills to approach and solve problems in your own way. Whether engineering a system to address a technical hurdle, protecting customers data or consulting on a wide range of security topics. You are empowered to engage and lead across multiple groups.
This role of Senior Software Developer (USIEM) will support ECS's AESS program. This is a technical hands-on role to which you will be responsible for working within a multi-disciplined team to design, build, secure, maintain, optimize, and document multiple Elastic Stack Enterprise solutions (Elasticsearch, Logstash, Kibana, Beats, ML, SIEM) deployed globally in a Federal DoD environment, along with support using Ansible playbook. Additionally, you will perform continuous data normalization support functions and support the delivery of written technical deliverables such as SOPs and/or process workflows to optimize tool usage and contribute to new capabilities. Your infrastructure, data pipelines and reporting automation will directly support internal engineering personnel and external customer requirements.
Salary Range: $160,000 - $180,000
General Description of Benefits
  • Minimum Secret clearance is required
  • Compliance with DoD 8140 / 8570 IAT Level II certification prior to start date
  • Certified Elastic Engineer or willingness to gain certification within 90 days of hire
  • At least 4 years' hands-on experience in deployment, configuration, and solution development using the Elastic Stack for security and logging use-cases. Specific experience with Elastic SIEM is plus
  • Demonstrated experience with the full Elastic Stack - Elasticsearch, Logstash, Kibana, Beats, Machine Learning, and REST API integration
  • Demonstrated ability to utilize Ansible Playbook