Principal Software Engineer

Join the leader in providing smarter solutions for a safer world.

The property technology space is growing rapidly, and Kastle Systems is leading the way. Kastle Systems is the leader in managed security, with a track record of introducing innovative technologies to serve over 460M square feet of real estate globally. Clients span the commercial and multifamily real estate, education, and construction industries and the customers they serve. Delivering a world class customer experience drives everything we do, and Kastle’s mission is to be our customers’ best service provider and to ensure that their security the most effective, efficient and convenient. Kastle's integrated security solution, including access control, video, and remote video monitoring, significantly reduces costs and improves the critically important 24x7 performance for building owners, developers and tenants.

We are seeking an experienced Principal Software Engineer (PSE) that will play a pivotal role in designing, implementing, and maintaining complex software solutions. The PSE’s expertise will be crucial in driving technical excellence, providing mentorship to the development team, and shaping the future direction of our projects. The PSE will engage with various technologies across the entire technology stack, encompassing databases, applications, and front-end layers to develop and maintain Kastle’s managed services utilized 24/7 by our staff and customers around the world .

In addition to a great work environment, we provide excellent benefits (Medical/Dental/Vision, 401K, Tuition/Training Assistance, BrightHorizons Lifestyle Assistance, Wellness Program, Paid Time Off & Holidays, etc.) and we are proud to be a Certified Great Place to Work with awards for being a Top Work Place with Top DE&I Practices! For more information, please visit Kastle Careers .

Technical Leadership: Serve as the technical authority and go-to person for software development best practices, architectural decisions, and technology selection. Demonstrate a deep understanding of the software development domain, keeping up to date with the latest industry trends, emerging technologies, and best practices. Collaborate with cross-functional teams.

Software Development, Code Review, and Quality Assurance: Utilize in-depth knowledge of multiple programming languages, potentially including SQL, PHP, C#.Net, Python, and JavaScript/Typescript to design and build robust, scalable, and maintainable software solutions. Conduct thorough code reviews to ensure high quality software delivery, compliance with coding standards, performance optimization, and adherence to security protocols.

API Development: Design and direct implementation of RESTful APIs to enable seamless communication between different components of our software systems.

Technical Problem Solving & Performance Optimization: Tackle complex technical challenges and provide innovative solutions to enhance the performance and efficiency of software systems. Identify performance bottlenecks and implement optimizations to enhance the speed and efficiency of our applications.

Project Management & Assignments: Work closely with product managers, architects, and stakeholders to gather requirements, define technical specifications, and ensure seamless implementation of software components. Collaborate with Software Development Teams, in coordination with product management team to establish project timelines, provide technical guidance, and ensure successful project delivery. Oversee the assignment of tasks to team members, in close collaboration with relevant project managers or scrum masters, to ensure that team members are consistently engaged in meaningful and impactful work.

Mentoring and Coaching: Act as a mentor for junior developers, fostering a culture of continuous learning and growth within the development team.

• Bachelor's or Master's degree in Computer Science , Software Engineering, or a related field

• Proven hands-on experience as a Software Engineer, with at least 10-15 years of experience in software development

• Expert level understanding of multiple programm ing languages such as but not limited to SQL, PHP, C#.Net , Python, and JavaScript, with a track record of delivering high-quality, scalable software solutions

• Strong understanding of APIs (SOAP , RESTful, Graph) and experience in API development

• Ability to understand business problems, translate them to technical solutions, and meet deadlines

• Ability to lead technical discussions and guide the team towards effective solutions and work distribution

• Excellent problem-solving skills in a fast-paced, globally distributed team environment and a passion for tackling complex technical challenges

• Prior experience as a mentor or team lead , fostering a collaborative and inclusive team culture

• Strong communication and interpersonal skills, with the ability to work effectively in a team-oriented environment

• Familiarity with Agile methodologies as well as traditional project management practices

At Kastle, we believe that diversity makes us stronger - at work and in the world. Kastle Systems International, LLC is an Equal Opportunity / Affirmative Action employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, age, protected veteran status, marital status, pregnancy or any other basis protected by applicable federal or state laws.