{"id":3849290,"url":"https://alion.io/job/iris-software-python-senior-engineer","title":"Python - Senior Engineer","company":{"id":3800524,"name":"Iris Software","domain":"irissoftware.com","url":"https://alion.io/company/iris-software","size_band":null,"is_staffing_agency":false,"employer_type":"services","is_intermediary":false,"listed_via":null,"ats_vendor":null,"truth_index":null},"role":"Backend","role_family":"Backend","seniority":"senior","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Noida, India"],"countries":["IN"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":null,"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Django","optional":false},{"name":"FastAPI","optional":false},{"name":"Flask","optional":false},{"name":"JavaScript","optional":false},{"name":"NumPy","optional":false},{"name":"Pandas","optional":false},{"name":"Pytest","optional":false},{"name":"Python","optional":false},{"name":"SQL","optional":false}],"status":"live","first_seen_at":"2026-11-05T23:09:56Z","employer_posted_date":null,"last_verified_at":"2026-11-05T23:09:56Z","board_verified":false,"closed_at":null,"days_open":1,"trust":{"level":"not_scored","repost_count":null,"flags":[],"days_open":1},"description":"Why Join Iris\nAre you ready to do the best work of your career at one ofIndia's Top 25 Best Workplaces in IT industry Do you want to grow in an award-winning culture thattruly values your talent and ambitions\nJoin Iris Software - one of thefastest-growing IT services companies- whereyou own and shape your success story.About Us\nAt Iris Software, our vision is to be our client's most trusted technology partner, and the first choice for the industry's top professionals to realize their full potential.With over 4,300 associates across India, U.S.A, and Canada, we help our enterprise clients thrive with technology-enabled transformation across financial services, healthcare, transportation & logistics, and professional services.Our work covers complex, mission-critical applications with the latest technologies, such as high-value complex Application & Product Engineering, Data & Analytics, Cloud, DevOps, Data & MLOps, Quality Engineering, and Business Automation.\n\nWorking with Us\nAt Iris, every role is more than a job - it's a launchpad for growth.Our Employee Value Proposition, Build Your Future. Own Your Journey.reflects our belief that people thrive when they have ownership of their career and the right opportunities to shape it.We foster a culture where your potential is valued, your voice matters, and your work creates real impact. With cutting-edge projects, personalized career development, continuous learning and mentorship, we support you to grow and become your best - both personally and professionally.Curious what it's like to work at Iris Head to this video for an inside look at the people, the passion, and the possibilities. Watch it .Job Description\nExperience: 5-8 Years\nLocation: Noida\nMandatory Skills:\nPython Shell, FastAPI Framework, Frontend Fundamentals (HTML5 + CSS3 + JavaScript), OOPS Concepts, Python Programming (Core), MongoDB, Django, Pandas, Django ORM\nAdditional Skills:\nOrder Management Solutions (Wealth & Brokerage)\nKey Responsibilities\n. Design and develop scalable applications and backend solutions using Core Python and Django or Flask frameworks.\n. Define application architecture and development approaches aligned with business and technical requirements.\n. Lead development of reusable Python modules, libraries, and framework-based components.\n. Design and optimize data processing solutions using NumPy and Pandas to support business and analytical requirements.\n. Design scalable database interaction strategies and optimize SQL queries, indexing, and data access patterns to improve application performance and reliability.\n. Establish ORM design standards and optimize object-relational mapping strategies to improve maintainability, performance, and scalability.\n. Establish development standards, coding practices, and framework usage guidelines across projects.\n. Utilize Python Shell and related development tools for troubleshooting, validation, and optimization activities.\n. Define API testing approaches supporting functional validation, contract verification, integration testing, and service quality assurance.\n. Establish unit testing standards and improve automated test coverage using PyTest, unittest, and related quality engineering practices.\n. Review application designs and code to ensure adherence to engineering and quality standards.\n. Troubleshoot complex technical issues through detailed root cause analysis and sustainable solutions.\n. Drive application performance optimization, maintainability improvements, and code quality initiatives.\n. Ensure applications are scalable, reliable, and aligned with business objectives.\n. Mentor team members on Python development, framework implementation, and engineering best practices.\n. Collaborate with various teams and stakeholders to support end-to-end solution delivery.\n. Drive continuous improvement initiatives focused on application quality and engineering excellence.\nBehavioral Competencies\n. Demonstrates strong ownership while driving technical excellence and solution quality.\n. Collaborate effectively with various teams and business stakeholders to ensure smooth delivery.\n. Promotes engineering best practice through quality-focused development and proactive problem-solving.\n. Applies strong analytical thinking to evaluate complex technical challenges and solution alternatives.\n. Demonstrate adaptability while managing evolving technologies, frameworks, and business requirements.\n. Communicates effectively regarding technical decisions, risks, dependencies, and delivery progress.\n. Maintains high attention to detail across design, development, testing, and implementation activities.\n. Encourages continuous improvement in engineering practices, code quality, and application performance.\n. Supports knowledge sharing and mentoring to strengthen team capabilities.\n. Balances technical excellence with business priorities and delivery commitments.\nPerks and Benefits for Irisians\nIris provides world-class benefits for a personalized employee experience. These benefits are designed to support financial, health and well-being needs of Irisians for a holistic professional and personal growth. 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