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Freelance Senior Backend Developer Jobs (NOW HIRING)

Photon

Java Backend Developer

Dallas, TX · On-site

$50.25 - $65/hr

Sr. Backend Developer - Java/Spring Boot, Angular, Cloud Position Summary We are seeking a Senior Backend Developer who will design, build, and maintain backend services, APIs, and platform ...

Dodo

Senior Backend Developer (NodeJS)

San Francisco, CA · On-site

$142K - $184K/yr

They are seeking a Senior Backend Developer to architect and build scalable backend services, design APIs, and develop real-time voice AI systems for healthcare applications. Responsibilities : • ...

1872 Consulting

Senior Back-End Developer

$123K - $160K/yr

They are seeking an experienced Senior Back-End Developer to help build the second iteration of their connected equipment solution, focusing on writing efficient code and mentoring fellow developers.

Scania Nederland B.V.

NY · On-site

$111K - $145K/yr

Role Summary As a Senior Backend Developer, you will play a key role in building and evolving Erinion Connect, our cloud-native Charging Management System (CMS) for smart charging and energy ...

Jobgether

$93K - $120K/yr

Our partner is looking for a Senior Back-End Developer based in Netherlands. This is an exciting opportunity for an experienced back-end developer to contribute to the continued evolution of a modern ...

1 point system

Sr. Backend .Net Developer

New York, NY · Remote

Our client is looking for a Sr backend .NET engineer with about 8+ years of experience * targeting a strong backend engineer with cloud and data integration experience * Should have experience with

Judge Group, Inc.

Back-end Developer - V

Bedminster, NJ · On-site

$122K - $159K/yr

We are seeking a highly skilled Senior Back-end Developer with strong expertise in Java, Microservices, and NoSQL (Cassandra) to join our team. This role involves designing and implementing scalable ...

Viasky

Chi stiamo cercando Senior Back-end Developer con una consolidata conoscenza del mondo dei microservizi web. Cerchiamo un Back-end Developer con una consolidata conoscenza della programmazione ad ...

21TORR Interactive GmbH

Als unser neuer Senior Backend Developer (m/w/d). Du hast die Möglichkeit, Deinen Fachbereich aktiv mitzugestalten, innovative Ansätze zu entwickeln und Dein Team wachsen zu lassen. Zusammenarbeit ...

Surefront

$129K - $168K/yr

We are looking for an experienced Senior Backend Developer to help lead efforts on the back end of our enterprise-grade system. In this role, you will work closely with members of the engineering and ...

Inspektai

NY · On-site

$111K - $144K/yr

Role Overview We are looking for a Senior Backend Developer who shares our commitment to excellence. You will work closely with our development team to create and maintain our industry-leading SaaS ...

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How much do freelance senior backend developer jobs pay per year?

As of Sep 11, 2026, the average yearly pay for freelance senior backend developer in the United States is $139,839.00, according to ZipRecruiter salary data. Most workers in this role earn between $120,500.00 and $156,500.00 per year, depending on experience, location, and employer.

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Freelance Senior Backend Developer jobs near you
Infographic showing various Freelance Senior Backend Developer job openings in the United States as of August 2026, with employment types broken down into 84% Full Time, 2% Part Time, and 14% Contract. Highlights an 81% Physical, 5% Hybrid, and 14% Remote job distribution, with an average salary of $139,839 per year, or $67.2 per hour.

Senior Backend Developer - Platform Engineering

Merrifield, VA • On-site

Indotronix International Corporation
Recruiting and Staffing Services • 1 - 5K employees
Learn more about Indotronix International Corporationexternal

$120K - $156K/yr

Full-time

Re-posted 6 days ago

Job description

Senior Backend Developer - Platform Engineering
Location: Merrifield, VA (Hybrid) | Job Type: C2C
About the Role
Join a forward-thinking platform engineering team as a Senior Backend Developer, driving the modernization and support of mission-critical backend services for leading mobile and online banking channels. You'll work closely with product teams, architects, and fellow engineers to deliver secure, scalable, and resilient solutions in a collaborative hybrid environment. This role empowers you to lead technical initiatives, mentor peers, and shape the future of digital banking infrastructure.
Responsibilities
- Design, develop, and maintain robust backend services and RESTful APIs using Java 17+ and Spring Boot.
- Build scalable, secure, and cloud-native applications leveraging Microsoft Azure services.
- Lead architectural discussions and contribute to innovative technical solutions.
- Collaborate across cross-functional teams to define, design, and implement new features.
- Troubleshoot complex systems, resolve performance bottlenecks, and drive root cause analysis.
- Champion code quality through code reviews and best engineering practices.
- Support application modernization, technical debt reduction, and CI/CD pipeline automation via Azure DevOps.
- Mentor and provide technical guidance to junior engineers.
- Evaluate and utilize AI-assisted development tools to boost productivity.
- Maintain high standards for code organization, documentation, and automation.
Required Skills and Experience
- Strong expertise in Java 17+ and Spring Boot.
- Proven experience designing and developing RESTful APIs and microservices.
- Deep understanding of web applications, web services, and distributed systems.
- Hands-on experience with Microsoft Azure (App Services, Azure SQL, Service Bus, API Management).
- Skilled in Git-based source control and Azure DevOps Repos.
- Proficient in building and maintaining CI/CD pipelines on Azure DevOps.
- Solid experience in databases, SQL, and data integration patterns.
- Agile/Scrum working experience.
- Familiarity with AI-powered tools like GitHub Copilot.
- Exceptional analytical, problem-solving, communication, and collaboration abilities.
- Quick learner with adaptability to new technologies and changing business needs.
Preferred Skills
- Experience with Docker, Kubernetes (AKS), and event-driven architectures.
- Background in banking or financial services.
- Knowledge of secure software development and regulatory considerations in financial systems.
- Awareness of sustainable coding practices and energy-efficient system design.
Benefits
- Opportunity to lead and mentor within a dynamic engineering team.
- Exposure to cutting-edge cloud technologies and AI-powered development tools.
- Hybrid work flexibility in a collaborative, growth-oriented environment.
- Direct impact on innovative digital banking solutions.
- Ongoing learning and career advancement opportunities.
How to Apply
Ready to advance your career and drive digital transformation in banking? Submit your resume through our job portal today.
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About Indotronix

Sourced by ZipRecruiter

In 1986, Indotronix established itself in the staffing space. 22 years later, Avani entered the scene, offering consulting and technology development. Finally, in 2016, the two joined forces to begin delivering talent across all areas, from Staffing to Consulting to unique platform development.

Industry

Recruiting and staffing services

Company size

1,001 - 5,000 Employees

Headquarters location

Rochester, NY, US

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