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Freelance Senior Software Developer Jobs in Texas

Senior Software Developer

Round Rock, TX

$50.75 - $67.25/hr

  • Medical

  • Dental

  • Vision

  • Retirement

  • PTO

Description Are you a Software Developer who thrives on solving complex problems and building ... onboarding through senior leadership. We provide a wide range of development opportunities ...

Senior Software Developer

Dallas, TX · Hybrid

$54 - $71.25/hr

Senior Software Developer You are the engineer who can take a hard problem from data layer to UI to model gateway and back without dropping the thread. Full-stack is not a compromise here - it's the ...

Senior Software Developer

Dallas, TX · Hybrid

$54 - $71.25/hr

Senior Software Developer You are the engineer who can take a hard problem from data layer to UI to model gateway and back without dropping the thread. Full-stack is not a compromise here -- it's the ...

Senior Software Developer

Dallas, TX · On-site

$54 - $71.25/hr

Senior Software Developer You are the engineer who can take a hard problem from data layer to UI to model gateway and back without dropping the thread. Full-stack is not a compromise here - it's the ...

Senior Software Developer

Houston, TX · On-site

$52 - $68.75/hr

As a Software Developer, you will analyze business needs and create applications that support the organization's information systems requirements. Working with minimal supervision, you will write ...

Senior Software Developer - Linux Networking

Austin, TX · On-site

$54 - $71.25/hr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Oracle Cloud Infrastructure (OCI) Join OCI's Virtual Networking as a Senior Software Engineer in the Card Management team and help deliver a highly available, and secure fleet of critical SDN ...

Senior Software Engineer

Houston, TX · On-site

$117K - $154K/yr

Senior Software Engineer Location: Houston, TX, USA Overview: * We are currently seeking a highly skilled and experienced Senior Software Engineer to join our dynamic team. * As a Senior Software ...

Senior Software Developer

Houston, TX

$52 - $68.75/hr

As a Software Developer, you will analyze business needs and create applications that support the organization's information systems requirements. Working with minimal supervision, you will write ...

Senior Software Developer - Linux Networking

Austin, TX · On-site

$54 - $71.25/hr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Oracle Cloud Infrastructure (OCI) Join OCI's Virtual Networking as a Senior Software Engineer in the Card Management team and help deliver a highly available, and secure fleet of critical SDN ...

Senior Software Developer - Linux Networking

Austin, TX

$54 - $71.25/hr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Oracle Cloud Infrastructure (OCI) Join OCI's Virtual Networking as a Senior Software Engineer in the Card Management team and help deliver a highly available, and secure fleet of critical SDN ...

Senior Agentic AI Developer

Coppell, TX · On-site

$50.75 - $67/hr

Seeking a Senior Software Developer with deep expertise and hands-on experience building AI‑driven and agentic automation solutions. The ideal candidate has experience with LangGraph, IBM Watsonx ...

Showing results 21-40

Freelance Senior Software Developer information

What are the key skills and qualifications needed to thrive as a freelance senior software developer?

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 Texas?

The most popular types of Senior Software Developer jobs in Texas are:

What cities in Texas are hiring for Freelance Senior Software Developer jobs?

Cities in Texas with the most Freelance Senior Software Developer job openings:

Senior Software Developer

Emerson

Round Rock, TX

$50.75 - $67.25/hr

Full-time

Medical, Dental, Vision, Retirement, PTO

Posted 16 days ago


Emerson Electric rating

7.8

Company rating: 7.8 out of 10

Based on 22 frontline employees who took The Breakroom Quiz

212th of 489 rated machine equipment manufacturers


Job description

hackajob is collaborating with Emerson to connect them with exceptional professionals for this role.

Description

Are you a Software Developer who thrives on solving complex problems and building technology that makes a real-world impact? Emerson has an exciting opportunity for you.

We are looking for innovative, entrepreneurial engineers who are passionate about their craft and committed to continuous growth. Based in Austin, Texas, you will join a collaborative, diverse community and work as an integral member of a cross-functional Agile team focused on the development of Emerson's PACSystems technologies.

PACSystems is trusted by leading companies across discrete and hybrid manufacturing industries to safely and reliably control critical processes. In this role, you will be focused on the client-side software that engineers and operators rely on every day, building applications used to configure, program, visualize, and manage PACSystems controllers and automation solutions. Your work will directly shape the experience of the engineers and operators who depend on these tools in demanding industrial environments.

You will contribute to the design and development of next-generation PACSystems software capabilities. Our team embraces modern development practices, including AI-assisted and spec-driven development methodologies, where structured specifications and intelligent tooling are used to accelerate delivery, improve quality, and reduce ambiguity. We are actively investing in these approaches and are looking for developers who are curious about and energized by what AI-enabled workflows can unlock in industrial software development.

You will be part of an organization led by leaders who are deeply committed to technical excellence, Agile principles, and building an environment where engineers do their best work. If you are looking for a role that is technically challenging, forward-thinking, and built to have lasting real-world impact, we want to hear from you. 

IN THIS ROLE, YOUR RESPONSIBILITIES WILL: 

  • Collaborate - Foster a creative atmosphere, review and provide detailed feedback on peers' design and code, and actively participate in Agile activities such as sprint planning and retrospectives. Engage in Hackathons, Tech Talks, and Communities of Practice with like-minded engineers.
  • Partner with Domain Experts - Work closely with product managers and subject matter experts in industrial automation to deeply understand domain requirements and translate complex domain knowledge into precise, actionable software specifications.
  • Define and Drive Specifications - Author and refine structured software specifications using modern spec-driven approaches.
  • Innovate - Develop software using the latest tools, frameworks, and AI-assisted development workflows. Apply spec-driven methodologies to accelerate delivery, improve quality, and reduce ambiguity. Debug and validate software on both unreleased products and issues encountered in the field.
  • Iterate - Help the scrum team continuously improve its processes, tools, and ways of working, including the adoption and refinement of AI-enabled development practices.
  • Tech Savvy - Stay current on emerging technologies, AI development tooling, and spec-driven methodologies, and actively look for ways to apply them to real problems.
  • Always Curious - Take time to ask questions, challenge assumptions, and define the problem before diving into solutions. Make learning a continuous priority.
  • Team Obsessed - Engage in collaborative planning, support your teammates' growth, and hold yourself and others accountable to delivering results.

WHO YOU ARE: You anticipate the impact of emerging technologies and make necessary adjustments. You effectively communicate in various settings: one-on-one, small and large groups, or among diverse styles and position levels. You deal comfortably with the uncertainty of change. You create teamwork allowing others across the organization to achieve shared objectives.

FOR THIS ROLE, YOU WILL NEED: 

  • Bachelor's degree in Engineering, Computer Science, or a related STEM discipline with 7+ years of relevant software development experience, OR 

  • Master's degree in a related field with 6+ years of relevant experience

  • Proven experience designing and developing client-side software applications using JavaScript, Python, C#, C++, or similar languages

  • Experience integrating with or interfacing against real-time systems, embedded controllers, or industrial communication protocols

  • Legal authorization to work in the United States without sponsorship now and in the future
    • Individuals with temporary visas such as E, F-1 (including those with OPT or CPT), H-1, H-2, L-1, B, J or TN, or who need sponsorship for work authorization now or in the future, are not eligible for hire.

PREFERRED QUALIFICATIONS THAT SET YOU APART: 

  • Experience developing desktop or web applications in industrial or automation software environments
  • Familiarity with real-time operating systems (LinuxRT or similar), or a working understanding of how real-time system constraints influence client-side software design
  • Experience with AI-assisted and spec-driven development workflows, including the use of structured specification languages such as OpenAPI, Protobuf, GraphQL schemas, or JSON Schema to drive code generation, validation, and AI-assisted implementation
  • Experience with interface definition languages (IDLs), gRPC, or contract-first design approaches for bridging client applications and real-time back-end systems
  • Proficiency in TypeScript, Python, C#, or C++ within spec-driven or AI-enabled development pipelines 
  • Demonstrated experience working within Agile or SAFe delivery frameworks
  • Background in the process control or industrial automation industry

Our Culture & Commitment to You

We recognize that for our organization to support a diverse workforce, we must focus on employee wellbeing. We know that to do your best work, you must have flexible, competitive benefit plans to meet you and your family’s physical, mental, financial, and social needs. We provide a market-leading 401(k) and profit-sharing plan, a variety of medical insurance plans, with dental and vision coverage, family formation benefits in addition to paid parental leave (maternal and paternal), Employee Assistance Program, tuition reimbursement, employee resource groups, recognition, and much more. Our culture prioritizes work-life balance and offers flexible time off plans, inclusive of vacation, holiday, and sick leave. Our goal is to offer a strong benefits foundation while allowing employees the flexibility to choose options that best suit their needs. 

At Emerson, we are committed to fostering a culture where every employee is valued and respected for their unique experiences and perspectives. We believe a diverse and inclusive work environment contributes to the rich exchange of ideas and diversity of thoughts, that inspires innovation and brings the best solutions to our customers. 

This philosophy is fundamental to living our company’s values and our responsibility to leave the world in a better place.  Learn more about our  Culture & Values and about Diversity, Equity & Inclusion at Emerson.  

Our training programs and initiatives focus on end-to-end development, from onboarding through senior leadership. We provide a wide range of development opportunities, including face-to-face and virtual training, mentorship and coaching, project management, and on-the-job training. 

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