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Top Senior Level PHP Developer Jobs in Washington DC,

64+ Job Results
2 Days Ago
United States
Remote
1,723 Employees
5-7 Years of Experience
1,723 Employees
5-7 Years of Experience
Consumer Web • eCommerce • Marketing Tech • Payments • Software • Design • SEO
Acuity Scheduling is seeking a Senior Software Engineer for their Growth team to work on backend and full-stack contributions for their scheduling platform. The role involves developing new features, scaling the application, and collaborating with cross-functional teams.
Top Benefits:
401-K
401-K Matching
Adoption Assistance
+58 More
3 Days Ago
United States
Remote
70 Employees
5-7 Years of Experience
70 Employees
5-7 Years of Experience
Information Technology • Marketing Tech • Software • App development
Design, develop, maintain, and support client applications built with React and Javascript. Set vision for frontend technical stack evolution, collaborate with engineers, propose creative solutions, mentor developers, and stay updated on industry trends.
Top Benefits:
401-K
401-K Matching
Company Outings
+34 More
5 Days Ago
United States
Remote
3,300 Employees
137K-198K Annually
5-7 Years of Experience
3,300 Employees
137K-198K Annually
5-7 Years of Experience
Information Technology • Security • Cybersecurity
Cloudflare is seeking a backend engineer with a focus on building and maintaining APIs. The role requires expertise in backend architecture, database design, and code optimization. Responsibilities include developing new code, bug fixing, and collaborating with the product team. Proficiency in RESTful API design, SQL, and containerized deployment is essential.
Top Benefits:
401-K
Child Care Benefits
Commuter Benefits
+45 More
15 Days Ago
USA
Remote
42 Employees
5-7 Years of Experience
42 Employees
5-7 Years of Experience
eCommerce • Marketing Tech • Social Media
As a Senior Fullstack Engineer, you will scale production applications, support live services, and contribute to new feature development. You will collaborate across teams, maintain code quality, build APIs, and create reporting dashboards.
Top Benefits:
401-K
401-K Matching
Child Care Benefits
+38 More
22 Days Ago
2 Locations
Remote
1,000 Employees
190K-240K Annually
7+ Years of Experience
1,000 Employees
190K-240K Annually
7+ Years of Experience
Consumer Web • eCommerce • Food • Healthtech • Social Impact
Lead a global team of backend developers to architect scalable e-commerce APIs and deliver exceptional customer experiences. Collaborate with cross-functional teams to innovate and drive end-to-end customer experiences. Develop REST and JSON API services, enforce best practices, and drive discussions around architecture and design.
Top Benefits:
401-K
Commuter Benefits
Company Equity
+38 More
Yesterday
Washington, DC, USA
146 Employees
5-7 Years of Experience
146 Employees
5-7 Years of Experience
Information Technology
Senior Application Developer responsible for designing, developing, delivering, and enhancing Client-Server/Web-Based/Cloud-Based/Mobile Software Applications using Microsoft .NET Technologies, ASP, and C#. Responsibilities also include troubleshooting, system fixes, enhancing reporting capabilities, and proactive application monitoring. Must ensure high-quality, defects-free applications adhering to industry standards.
7 Hours Ago
USA
Remote
80 Employees
7+ Years of Experience
80 Employees
7+ Years of Experience
Automotive • Software
As a Staff Engineer at Cardata, you will design and develop both front-end and back-end applications, collaborate with cross-functional teams, implement features and bug fixes, and lead junior engineers. Tasks include writing maintainable code, participating in code reviews, implementing automated testing, and defining technical requirements to ensure high-quality software delivery.
16 Hours Ago
United States
Remote
363 Employees
5-7 Years of Experience
363 Employees
5-7 Years of Experience
Information Technology
As a Senior PHP Web Developer, you will manage multiple projects, oversee junior developers, set timelines, and gather user requirements for new initiatives while working in a remote environment.
21 Hours Ago
USA
Remote
78 Employees
5-7 Years of Experience
78 Employees
5-7 Years of Experience
HR Tech • Software
As a Senior Full Stack Developer at JobLeads, you will guide and mentor a team to create web applications using PHP and Symfony for backend development, while leveraging Vue.js and SSR for dynamic front-end experiences. Your role includes code reviews, collaboration with cross-functional teams, and continuous learning of emerging technologies.
2 Days Ago
USA
Remote
90 Employees
5-7 Years of Experience
90 Employees
5-7 Years of Experience
Marketing Tech
GiddyUp is seeking an Engineering Manager to lead a team of software engineers in shipping code, collaborating with Product, and driving technical solutions for effective and efficient product delivery. The role involves managing the engineering budget, working with external vendors, and mentoring team members' professional development.
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