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Top Senior Level PHP Developer Jobs in Washington DC

51+ Job Results
2 Days Ago
Washington DC
Remote
20,000 Employees
$109K-$186K Annually
5-7 Years of Experience
20,000 Employees
$109K-$186K Annually
5-7 Years of Experience
Artificial Intelligence • Cloud • HR Tech • Information Technology • Productivity • Software • Automation
Design and deploy networks based on business and technical requirements, troubleshoot network issues, engage in outage mitigation, participate in software code upgrades, provide mentorship to SRE team, and contribute to infrastructure design improvements.
Top Benefits:
401-K
401-K Matching
Adoption Assistance
+45 More
2 Days Ago
Washington DC
Remote
3,300 Employees
5-7 Years of Experience
3,300 Employees
5-7 Years of Experience
Information Technology • Security • Cybersecurity
Cloudflare is looking for a backend engineer on our control plan product platform to help us build and maintain the codebase that powers both our customer APIs as well as internal service APIs. This is a role for engineers that are familiar with standard backend backend architecture, and capable in database design and interaction. Our API platform is under constant load and scrutiny, so experience and commitment to easily understood and test code is also a key part of the role. Your ability to visualize the flow of data through a complex application is critical to your success, and to the team's. You will be working closely with the product team to understand and document the functional needs of their product requirements, developing new code to solve new problems, as well as maintaining existing code to squash bugs. Our tech stack includes services built using Go, Redis, Postgres, and Cloudflare products (e.g. Workers). We are looking for proficiency in RESTful API design, relational databases (SQL), and modern containerized deployment practices.
Top Benefits:
401-K
Child Care Benefits
Commuter Benefits
+45 More
4 Days Ago
Washington DC
Remote
300 Employees
$180K-$195K Annually
7+ Years of Experience
300 Employees
$180K-$195K Annually
7+ Years of Experience
Information Technology • Cybersecurity
Lead the development and optimization of customer-facing websites and portals for a cybersecurity company. Oversee the creation of well-designed code, implement new site features, monitor website performance, and collaborate with cross-functional teams. Lead and develop a team of engineers while staying updated on industry trends and technologies.
Top Benefits:
401-K Matching
Company Equity
Company Outings
+37 More

Featured Jobs

5 Days Ago
Washington DC
Remote
Hybrid
60 Employees
5-7 Years of Experience
60 Employees
5-7 Years of Experience
Logistics • Mobile • Productivity • Software • Transportation
Lead Full Stack Engineer at Zello responsible for developing and improving features, troubleshooting applications, designing scalable architectures, leading system performance optimization, mentoring developers, and coordinating with cross-functional teams. Key requirements include a Bachelor's degree in Computer Science, experience with back-end and front-end programming languages, database knowledge, RESTful API design, web security practices, cloud services expertise, automated testing implementation, Git proficiency, and familiarity with web servers.
Top Benefits:
401-K
401-K Matching
Company Equity
+28 More
9 Days Ago
Washington DC
Remote
Hybrid
800 Employees
$150K-$150K Annually
5-7 Years of Experience
800 Employees
$150K-$150K Annually
5-7 Years of Experience
eCommerce • Legal Tech • Professional Services • Software • Data Privacy
As a Senior Front-End Web Developer at Two Barrels, you'll be given large-scale web projects and be asked to break these down into tasks for Junior Front-End Developers and Front-End Web Developers while maintaining focus on larger goals and projects.
Top Benefits:
401-K
401-K Matching
Company Outings
+30 More
10 Days Ago
Washington DC
Remote
4,500 Employees
$195K-$224K Annually
7+ Years of Experience
4,500 Employees
$195K-$224K Annually
7+ Years of Experience
Fintech • Mobile • Software • Financial Services
Lead the development and testing of systems and services, shape technical architecture, translate product requirements, mentor engineers, support technical culture, generate new initiatives, communicate with project leads and product managers.
Top Benefits:
401-K
Child Care Benefits
Commuter Benefits
+45 More
10 Days Ago
Washington DC
Remote
10,000 Employees
$130K-$205K Annually
7+ Years of Experience
10,000 Employees
$130K-$205K Annually
7+ Years of Experience
Cloud • Information Technology • Sales • Security • Cybersecurity
Seeking a Senior Systems Engineer to join the Production Services team at CrowdStrike, responsible for architecture and management of production systems environments. Requires expertise in Linux administration, virtualization technologies, CI/CD systems, bare metal provisioning, and scripting skills in Python. Must demonstrate self-learning capabilities, effective collaboration, attention to detail, and good communication skills.
Top Benefits:
401-K
401-K Matching
Adoption Assistance
+47 More
16 Days Ago
Washington DC
35,000 Employees
$112K-$190K Annually
5-7 Years of Experience
35,000 Employees
$112K-$190K Annually
5-7 Years of Experience
Aerospace • Hardware • Information Technology • Security • Software • Cybersecurity • Defense
Join BAE Systems Intelligence & Security as a Sr Software Developer/Web Developer. Responsibilities include software maintenance, testing, deployment, and leading a development team. Top Secret/SCI clearance required. Full-time salary range $111,700 - $189,900.
Top Benefits:
401-K
401-K Matching
Adoption Assistance
+57 More
23 Days Ago
Washington DC
Hybrid
2,100 Employees
5-7 Years of Experience
2,100 Employees
5-7 Years of Experience
Aerospace • Information Technology • Internet of Things • Software
Play a vital role in developing and maintaining web applications for satellite operations. Collaborate with cross-functional teams to enhance situational awareness and operational workflow. Utilize a variety of programming languages and tools to build high-quality software products.
Top Benefits:
401-K
401-K Matching
Child Care Benefits
+47 More
Yesterday
Washington DC
24,000 Employees
5-7 Years of Experience
24,000 Employees
5-7 Years of Experience
Aerospace • Information Technology • Software • Cybersecurity • Defense
The Cloud Principal Engineer will provide SETA support to deliver multi-cloud solutions to the organization, working on cloud application designs and implementations. Responsibilities include managing cloud architecture, ensuring security and compliance, and collaborating with development teams.
Top Benefits:
401-K
Company Outings
Dental Insurance
+21 More
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