Lead Software Developer Jobs in Philadephia, PA

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Sr. Cloud Security Engineer

First American Financial Corporation

Remote or Santa Ana, California, USA

Full-time

Who We Are Join a team that puts its People First! Since 1889, First American (NYSE: FAF) has held an unwavering belief in its people. They are passionate about what they do, and we are equally passionate about fostering an environment where all feel welcome, supported, and empowered to be innovative and reach their full potential. Our inclusive, people-first culture has earned our company numerous accolades, including being named to the Fortune 100 Best Companies to Work For list for ten conse

Sr. Field Applications Engineer

Flextronics

Remote or Middle River, Maryland, USA

Full-time

Job Posting Start Date 07-16-2025 Job Posting End Date Flex is the diversified manufacturing partner of choice that helps market-leading brands design, build and deliver innovative products that improve the world. A career at Flex offers the opportunity to make a difference and invest in your growth in a respectful, inclusive, and collaborative environment. If you are excited about a role but don't meet every bullet point, we encourage you to apply and join us to create the extraordinary. Job

Senior JAVA Backend API Engineer

Guardian Life Insurance Company

Remote or Holmdel, New Jersey, USA

Full-time

Overview: Guardian's Group Benefits API Technology Team is looking for versatile Software Engineers skilled in Java based technologies, who are driven, who want to make a difference and code with purpose. The Backend API/Integrations Engineer is responsible for providing seamless data integration between Enterprise Applications using Real time Restful APIs, messaging, and event streams. You Will: Develop well crafted, well-engineered, robust, scalable software integration solutions that are Pro

Sr. Staff Machine Learning Engineer, Monetization, Privacy ML

Pinterest, Inc.

Remote or San Francisco, California, USA

Full-time

About Pinterest: Millions of people around the world come to our platform to find creative ideas, dream about new possibilities and plan for memories that will last a lifetime. At Pinterest, we're on a mission to bring everyone the inspiration to create a life they love, and that starts with the people behind the product. Discover a career where you ignite innovation for millions, transform passion into growth opportunities, celebrate each other's unique experiences and embrace the flexibility

Senior Software Apps Engineer iOS

AgreeYa Solutions

Remote

Contract

Key projects or initiatives for the role:Git Repository support for syncing AOL MailMobile App RedesignSwift MigrationBest practice and developer productivity improvementsHow is success measured?High quality code with low count of regression ticketsMinimal delta between delivery and specified delivery deadlinesLow number of regression issues related to delivered codeLow number of significant changes required after peer reviews (must produce high quality code) Required Experience: Must-have skil

Machine Learning Engineer

Will-N-Able

Remote

Contract

Our client is seeking a Machine Learning Engineer. Due to the nature of the work, client is unable to hire H1-B candidates at this time. Work will be done remotely. Machine Learning Engineer As a ML Engineer for this key client engagement: We are seeking a talented and experienced Machine Learning Engineer to join our dynamic, multi-functional team. In this role, you will be instrumental in building and scaling AI-enabled intelligent products that deliver insights across diverse and highly regu

Principal Kernel Ransomware Engineer

Request Technology, LLC

Remote

Full-time

We are unable to sponsor for this permanent full-time role Position is bonus eligible Prestigious Enterprise Security Services Company is currently seeking a Principal Kernel Ransomware Engineer. Candidate will contribute to the Windows agents ability to prevent, detect, respond, and remediate attacks. In this role, you will drive enhancements in multiple product domains. This development will allow the product to better protect customers from the threat of ransomware. Responsibilities: Develops

Principal Kernel System Engineer

Request Technology, LLC

Remote

Full-time

We are unable to sponsor as this is a permanent full-time role A prestigious company is looking for a Principal Kernel System Engineer. This engineer will focus on stopping ransomware, bug fixes, performance enhancements, etc. This engineer will write high quality multithread safe code. Responsibilities: Develops prototypes for new features, transforms prototypes into production quality codeTranslates learnings from prototyping effort into crisp functional specifications and project plans for

Senior Python Developer / Remote / Cloud & Microservices

Motion Recruitment Partners, LLC

Remote or San Francisco, California, USA

Full-time

Job Description Join a globally recognized leader in the entertainment and media industry for a fully remote, long-term contract role focused on impactful backend development. Known for its cutting-edge technology, strong developer-first culture, and commitment to work-life balance, this company is looking to bring on a Senior Python Backend Engineer to join its high-impact platform team. You'll be contributing to the architecture and development of highly scalable backend systems, APIs, and s

REMOTE JOB: Cherwell Developer.

CNET Global Solutions, INC

Remote or St. Louis, Missouri, USA

Contract, Third Party

Job Title: Cherwell developer Location: Denver, CO | Charlotte, NC | or St Louis, MO (Remote) Duration: 12+ Months Client is in urgent need of a 3 Cherwell developer resources with one that could be positioned as a lead developer. Following is a short JD: Follows company software development lifecycle to design, code, configure, test, debug, and document system and application programs. Assists in preparing technical design specifications based on functional requirements and analysis document

Staff iOS Engineer, Guest & Host

Airbnb

Remote

Full-time

Airbnb was born in 2007 when two hosts welcomed three guests to their San Francisco home, and has since grown to over 5 million hosts who have welcomed over 2 billion guest arrivals in almost every country across the globe. Every day, hosts offer unique stays and experiences that make it possible for guests to connect with communities in a more authentic way. The Community You Will Join As a Staff Design-Centric iOS Engineer on the User, Listings & Platform Client team at Airbnb, you'll play a

Principal/Lead Solution Engineer: State and Local Government-MuleSoft

Salesforce

California, USA

Full-time

To get the best candidate experience, please consider applying for a maximum of 3 roles within 12 months to ensure you are not duplicating efforts. Job Category Sales Job Details About Salesforce We're Salesforce, the Customer Company, inspiring the future of business with AI+ Data +CRM. Leading with our core values, we help companies across every industry blaze new trails and connect with customers in a whole new way. And, we empower you to be a Trailblazer, too - driving your performance a

Engineer, Sr Staff Fuels & Methods

Constellation Energy

Kennett Square, Pennsylvania, USA

Full-time

WHO WE ARE As the nation's largest producer of clean, carbon-free energy, Constellation is focused on our purpose: accelerating the transition to a carbon-free future. We have been the leader in clean energy production for more than a decade, and we are cultivating a workplace where our employees can grow, thrive, and contribute. Our culture and employee experience make it clear: We are powered by passion and purpose. Together, we're creating healthier communities and a cleaner planet, and our

Network Orchestration Engineer, Senior

Leidos

Remote

Full-time

Leidos is seeking a Sr. Network Management Engineer (Orchestration Engineer) to join our AGUN migration team. PROGRAM SUMMARY: The AGUN program is a highly demanding mission and requires expert technical and professional management to support the Army's global wide area network and security infrastructure. You will be supporting a large and complex network migration and operations for the US Army. This role is remote and will include leadership of operations support staff and directing operatio

Senior Cloud Security Engineer (Remote)

Progressive Leasing

Arizona, USA

Full-time

Progressive Leasing is a leading provider of in-store and e-commerce lease-to-own solutions. As an almost 20+ year old FinTech company that has gone from start-up to industry leader, we know how to innovate, simplify, and value all people. We are a company founded on our grit and we are constantly looking to the future. As an ever-evolving group of entrepreneurs and technologists, we strive to do the right thing period in all aspects of our work. We are a subsidiary of PROG Holdings (NYSE: PRG),

Senior Cloud Security Engineer (Remote)

Progressive Leasing

Utah, USA

Full-time

Progressive Leasing is a leading provider of in-store and e-commerce lease-to-own solutions. As an almost 20+ year old FinTech company that has gone from start-up to industry leader, we know how to innovate, simplify, and value all people. We are a company founded on our grit and we are constantly looking to the future. As an ever-evolving group of entrepreneurs and technologists, we strive to do the right thing period in all aspects of our work. We are a subsidiary of PROG Holdings (NYSE: PRG),

Senior AI/ML Engineer - Remote

UnitedHealth Group

Remote or Bellevue, Washington, USA

Full-time

Optum is a global organization that delivers care, aided by technology to help millions of people live healthier lives. The work you do with our team will directly improve health outcomes by connecting people with the care, pharmacy benefits, data and resources they need to feel their best. Here, you will find talented peers, comprehensive benefits and career development opportunities. Come make an impact on the communities we serve as you help us advance health equity on a global scale. Join us

Senior AI/ML Engineer - Remote

UnitedHealth Group

Remote or Eden Prairie, Minnesota, USA

Full-time

Optum is a global organization that delivers care, aided by technology to help millions of people live healthier lives. The work you do with our team will directly improve health outcomes by connecting people with the care, pharmacy benefits, data and resources they need to feel their best. Here, you will find a culture guided by inclusion, talented peers, comprehensive benefits and career development opportunities. Come make an impact on the communities we serve as you help us advance health op

Senior GenAI Algorithms Engineer

NVIDIA Corporation

Remote or Santa Clara, California, USA

Full-time

We are now looking for a Senior Gen AI Algorithms Engineer! NVIDIA is seeking engineers to design, develop and optimize Artificial Intelligence solutions to diverse real-world problems. If you have a strong understanding of deep learning and in particular large language models and their multimodal variants, then this role may be a great fit for you! Collaborate and interact with internal partners, users, and members of the open source community to analyze, define and implement highly optimized A

Sr. AdProduct Fullstack Engineer (Only W2)

Maven Companies

Remote

Full-time

For any queries please call on Must have: AdProduct experience This role is 50% UI and 50% Backend. They do not want someone who is 80% front end or 80% Backend. There will be API development for sure AdProduct FS Engineer *Must-Have Skills: GraphQL: Expert-level knowledge (highest priority) - serves as critical middle layerJava Spring Boot: Experience with microservices architectureReact: Proficiency in React 16+ with Context API and React QueryPerformance Tuning: Experience optimizing appli