Senior Security Software Engineer

Make an impact with NTT DATA Join a company that is pushing the boundaries of what is possible. We are renowned for our technical excellence and leading innovations, and for making a difference to our clients and society. Our workplace embraces diversity and inclusion – it’s a place where you can grow, belong and thrive. Your day at NTT DATA As a Senior Python Software Engineer, you’ll be part of a collaborative development team building and evolving our internal platform and supporting critical security operations applications. You’ll work hands-on with modern Python frameworks and tooling to deliver scalable backend systems and automation workflows that power secure, high-performance infrastructure. Every day brings opportunities to solve meaningful problems, contribute to engineering excellence, and make a global impact. Key Responsibilities Design, develop, and optimize Python-based microservices for our internal platform and supporting infrastructure. Write clean, reusable, and well-documented code and libraries. Ensure application performance, scalability, and reliability across environments. Implement and maintain build processes using PANTS, UV, or other modern Python build tools. Apply secure coding practices and contribute to platform compliance with internal security standards. Work closely with DevOps, product, and design teams to ship secure, reliable features. Conduct code reviews and share best practices with peers. Stay current with emerging technologies, frameworks, and best practices in Python and secure software development. Knowledge and Attributes Strong understanding of Python’s ecosystem and modern backend development practices. Deep knowledge of microservices architecture and distributed systems. Familiarity with secure software development principles and compliance standards. Works well across disciplines to solve problems and deliver value quickly. Excellent analytical, debugging, and problem-solving skills. Effective communication and knowledge sharing capabilities. Academic Qualifications and Certifications Bachelor's degree or equivalent qualification in computer science, software engineering, or a related field (or demonstrated equivalent work experience). Relevant certifications in Python development, cloud technologies, or DevOps are a plus. Required Experience 5+ years of professional experience in Python software development. Proficiency in frameworks and libraries such as FastAPI, Flask, and SQLAlchemy. Experience with PANTS, UV, or similar build systems. Solid understanding of CI/CD pipelines, containerization (Docker), and orchestration (Kubernetes). Experience with Git and agile development methodologies. Experience with automated testing frameworks and writing unit/integration tests. Experience with cloud platforms (AWS, GCP, Azure). Knowledge of observability tools (e.g., Prometheus, Grafana). Familiarity with infrastructure-as-code tools (e.g., Terraform, Pulumi). Exposure to security and compliance practices in software development. Experience with Python type checking (e.g., MyPy) and linting tools (e.g., Flake8, Black). Familiarity with asynchronous programming and event-driven architecture. Familiarity with AI augmented development workflows. Workplace type: Hybrid Working About NTT DATA NTT DATA is a $30+ billion trusted global innovator of business and technology services. We serve 75% of the Fortune Global 100 and are committed to helping clients innovate, optimize and transform for long-term success. We invest over $3.6 billion each year in R&D to help organizations and society move confidently and sustainably into the digital future. As a Global Top Employer, we have diverse experts in more than 50 countries and a robust partner ecosystem of established and start-up companies. Our services include business and technology consulting, data and artificial intelligence, industry solutions, as well as the development, implementation and management of applications, infrastructure, and connectivity. We are also one of the leading providers of digital and AI infrastructure in the world. NTT DATA is part of NTT Group and headquartered in Tokyo. Equal Opportunity Employer NTT DATA is proud to be an Equal Opportunity Employer with a global culture that embraces diversity. We are committed to providing an environment free of unfair discrimination and harassment. We do not discriminate based on age, race, colour, gender, ****** orientation, religion, nationality, disability, pregnancy, marital status, veteran status, or any other protected category. Join our growing global team and accelerate your career with us. Apply today. Third parties fraudulently posing as NTT DATA recruiters NTT DATA recruiters will never ask job seekers or candidates for payment or banking information during the recruitment process, for any reason. Please remain vigilant of third parties who may attempt to impersonate NTT DATA recruiters—whether in writing or by phone—in order to deceptively obtain personal data or money from you. All email communications from an NTT DATA recruiter will come from an @nttdata.com email address. If you suspect any fraudulent activity, please contact us. Is innovation part of your DNA? Do you want to enable a connected future for people, organizations, and society? Join our growing global NTT family and you’ll be part of the world’s largest ICT company (by revenue). We’ve combined the capabilities of 28 remarkable companies to become one, leading technology services provider. Together, we help our people, clients, and communities do great things with technology to create a more secure and connected future. We employ 40,000 people across 57 countries. By bringing together the world’s best technology companies and emerging innovators, we work together to deliver sustainable outcomes to businesses and the world. Innovation is part of our DNA. We believe it’s key to what makes us different. So, we strive to move forward, challenge the status quo, and drive excellence through the technologies we integrate and the services we deliver around the world. The result is connected cities, connected factories, connected healthcare, connected agriculture, connected conservation, connected mobility, and connected sport. Together we enable the connected future. You’ll be joining a global employer that is committed to attracting, growing and keeping the best talent. A place where you will be at the heart of our success!

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