• Design, build and own the onboarding and integration experience for our customers, including intuitive, reliable SDK APIs that make our product easy to adopt for developers. • Partner closely with Product, Design, and Engineering leadership to shape the team’s roadmap, prioritize high-impact work, and deliver features that unlock customer value quickly. • Build in ambiguity: break down complex authentication and identity problems, make pragmatic tradeoffs, and deliver incremental milestones to production. • Raise the bar for the quality of the products you work on through testing, versioning, documentation, backward compatibility, and smooth migration paths. • Improve performance, reliability, and security of client-side flows, especially those on customers’ critical paths. • Mentor and support other engineers through pairing, feedback, and knowledge-sharing, helping raise the team’s technical bar and culture.

We are seeking a Senior Software Engineer to join our team. Working at NT Concepts means that you are part of an innovative, agile company dedicated to solving the most critical challenges in National Security. We’re looking for the best and the brightest to join us in supporting this mission. If meaningful work, initiative, creativity, and continuous self-improvement are important to your career, join our growing team and discover What's Next for you. Mission Focus: As a Software Engineer on our solutions delivery team, you will have the unique opportunity to work on projects advancing the digital transformation of critical government systems with true mission impact.  Job Description: Our delivery teams are driven to explore new ideas and technology, and care deeply about collaboration, feedback, and iteration. We follow lean agile practices, embrace the Ops (DataOps/DevSecOps/MLOps) to “automate-first”, use modern tech stacks, and constantly challenge each other to grow and improve.   Technical members of our solutions teams require little guidance, but love to learn, collaborate, and problem solve. This position requires experience and passion for coding, and a strong desire to solve our customers’ unique technical and data challenges. Clearance: Active Secret Clearance required; TS/SCI Preferred. Location/Flexibility: Vienna, VA with remote flexibility Responsibilities: - Bridging the gap between complex business problems and software solutions - Coding solutions that adhere to customer security and requirements - Supporting the design, development, implementation, and maintenance of software systems - Design, code, test, debug, and document solutions with direction from a multi-disciplinary team - Ensure compliance with software design, development, testing, integration, and sustainment standards - Research technology solutions, prioritize assignments, and work to resolve issues based on customer and business requirements - Ensure that products are designed and developed for scalability, robustness, maintainability, and interoperability - Create, implement, and adopt Development Best Practices Basic Qualifications: - Clearance: Active Secret Clearance required; TS/SCI Preferred. - 6+ years of experience with full-stack software development leveraging multiple programming languages (e.g. Python, Django, Angular, TypeScript) - Experience with containerization software (e.g. Fargate, OpenShift, Kubernetes) - Experience with API design and implementation - Experience working with a DevOps team - Experience working with databases (e.g. PostgreSQL, MySQL, MongoDB, etc.) to include: - Basic understanding of relational database design principles (e.g. Normalization vs Denormalization) - General knowledge of database administration concepts (e.g. users, schemas, constraints) - Basic query development experience - Experience integrating third-party AI/ML foundation models (Amazon Bedrock, Google Vertex AI, etc.) in enterprise web applications - Experience supporting code reviews - Experience working in a fast-paced agile environment - Demonstrated proficiency with Git version control systems Preferred Qualifications: - Experience developing and optimizing retrieval-augmented generation (RAG) pipelines using managed AI services from Amazon Web Services to deliver scalable, secure AI-driven application enhancements - Preferred candidates present experience working on the backend with a Model-View-Controller (MVC) design pattern - Experience working with Python for backend development is ideal - Preferred experience with the Fargate containerization software - Experience developing long-running ETL processes - Experience with Cloud Providers, preferably AWS - Preferred Certifications include Amazon Developer Associate, Amazon Solutions Architect Associate - Demonstrated ability to effectively engage with Sponsor Information System Security Managers (ISSMs) to ensure security compliance of software Physical Requirements: - Prolonged periods sitting at a desk and working on a computer. - Must be able to lift up to 10-15 pounds at times. About NT Concepts Founded in 1998 and headquartered in the Washington DC Metro area, NT Concepts is a private, mid-tier company with clients spanning the Intelligence and Defense communities. We deliver end-to-end ​data and technology solutions ​that advance the modernization, transformation, and automation of the national security mission—solutions with real impact developed in a strong engineering culture that encourages technical growth, leadership, and creative “big idea” problem-solving. Employees are the core of NT Concepts. We understand that world-changing concepts happen in collaborative environments. We are a company where talented teams work together using innovation and expertise to solve our clients’ most critical challenges. Here, you’ll gain competitive benefits, opportunities to bolster your skills and develop new abilities, and a company culture dedicated to support and service. In addition to our benefits program, we encourage our employees to take part in #NTC_GivesBack, which paves the way for positive social change. If joining a stable company with strong professional growth opportunities resonates with you, and you seek vital, mission-driven projects (for some pretty cool clients) that use your specific talents, we’d love to have you move forward with us.

This description is a summary of our understanding of the job description. Click on 'Apply' button to find out more. Role Description AXS is seeking a Senior Software Architect to shape the foundation of our next-generation ticketing platforms and experiences. As a key member of our global architecture team, you'll set the vision for systems that power millions of transactions worldwide—designing solutions that are not only robust and scalable, but transformative for fans and clients alike. This is a role for a strategic thinker who thrives on tackling complexity, working across diverse tools, languages, and platforms to bring clarity and cohesion to our technology landscape. You'll collaborate with teams across engineering, product, and business to ensure that every system we build aligns to a bold, forward-looking technical strategy. Above all, you'll help chart the course for the future of live entertainment technology—creating architectures that are elegant, enduring, and built to inspire. - Own architecture responsibilities and collaborate with senior architects and engineers to establish holistic enterprise architecture. - Perform architectural and code reviews for applications and ticketing systems. - Translate product and business requirements into scalable architectural designs aligned with broader strategic goals. - Guide engineering teams through development lifecycles to ensure implementation of best practices and scalable frameworks. - Architect enterprise-level solutions for internal systems and external partner integrations. - Evaluate emerging technologies and propose improvements to drive high-performance, reliable applications. - Define architectural roadmaps and drive consensus across engineering and product teams. - Mentor engineers and evangelize technology best practices across teams. - Balance strategic system-wide design with hands-on technical execution. - Reinforce sound decision-making and adherence to high standards in technical design and code quality. - Support end-to-end delivery of projects and technical initiatives. - Stay ahead of industry trends through research, learning, and prototyping of emerging technologies. Qualifications - 5+ years of experience architecting and delivering software solutions and platforms. - Experience with React.js and TypeScript is a plus. - Experience with streaming platforms and event-driven architecture (e.g., Kafka). - Experience with infrastructure and cloud technologies (Terraform, AWS, Kubernetes). - Strong foundation in application architecture with understanding of front-end and back-end systems. - Expertise in service-oriented architecture and web services. - Proven experience building large-scale, high-performance transactional systems. - Proficiency in backend development with .NET and Node.js. - Skilled in working with relational databases (PostgreSQL, MySQL, Oracle, Microsoft SQL Server). - Familiarity with NoSQL and search platforms (e.g., Elasticsearch, OpenSearch, DynamoDB, Redis). - Strong knowledge of application security best practices. Requirements - Pay Scale: $138,600 - $199,800 - Individual compensation is determined by skills, qualifications, experience, and market location. - This position is eligible for a bonus under the current bonus plan requirements. Benefits - Comprehensive benefits package that includes: medical, dental and vision insurance. - Paid holidays, vacation and sick time. - Company paid basic life insurance, voluntary life insurance. - Parental leave. - 401k Plan (with a current employer match of 3%). - Flexible spending and health savings account options. - Wellness offerings. Company Description AXS connects fans with the artists and teams they love. Each year we sell millions of tickets to thousands of incredible events – from concerts and festivals to sports and theater – at some of the most iconic venues in the world. Since our founding in 2011, we’ve consistently pushed the industry forward and improved experiences for fans, making it easier than ever to discover events, find the perfect seats, and enjoy unforgettable live entertainment, and we continue to lead the evolution of our industry today. - AXS, a subsidiary of AEG, sells millions of tickets each year for 1600+ premier venues, sports teams, and event organizers across North America, Europe, Asia, Australia and New Zealand. - Headquartered in Downtown Los Angeles, California, AXS employs more than 900 professionals in multiple locations worldwide. - In each location you’ll find a team of dedicated, diverse employees (we’ve dubbed ourselves “Fanatix”) who create groundbreaking products and services in a fun, fast-paced environment.

• Design, develop, and maintain low-level firmware in C (and supporting tools/scripts in Python) for embedded platforms • Implement and debug bootloader functionality (e.g., system initialization, handoff, update flows) and support board bring-up • Design, develop, test, debug, and maintain software integrated into embedded devices and systems, ensuring compliance with industry, customer, safety, and regulatory standards. • Implement and support software security features including encryption /decryption, key handling concepts, and secure communication/storage • Apply knowledge of computer architecture (ARM cores, privilege levels, interrupts/exceptions, MMU, caches) to optimize reliability and performance • Perform low-level debugging using JTAG/trace tools, logs, and hardware instrumentation; analyze root cause and implement robust fixes • Use GitLab for source control, merge requests, code reviews, and CI workflows; follow development and documentation standards • Produce clear technical artifacts (design notes, interface descriptions, unit tests, verification evidence) aligned with program processes