{"id":4307466,"url":"https://alion.io/job/iris-software-group-senior-ui-react-engineer","title":"Senior UI React Engineer","company":{"id":51452,"name":"IRIS Software Group","domain":"iris.co.uk","url":"https://alion.io/company/iris-software-group","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Ashby","truth_index":{"grade":"A","score":85,"open_postings":12,"ghost_share":0,"stale_share":0.5,"repost_share":0.167,"time_to_fill_p50_days":29,"computed_at":"2026-11-14T05:58:10Z"}},"role":"Frontend","role_family":"Frontend","seniority":"senior","employment_type":null,"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":"CI/CD","optional":false},{"name":"JavaScript","optional":false},{"name":"Jest","optional":false},{"name":"MS SQL","optional":false},{"name":"React Query","optional":false},{"name":"React.js","optional":false},{"name":"Redux","optional":false},{"name":"SQL","optional":false},{"name":"State Management","optional":false}],"status":"live","first_seen_at":"2026-11-14T08:54:19Z","employer_posted_date":null,"last_verified_at":"2026-11-14T08:54:19Z","board_verified":false,"closed_at":null,"days_open":0,"trust":{"level":"not_scored","repost_count":null,"flags":[],"days_open":0},"description":"Job Description:\n\nMandatory Skills:\nReact\nCSS3\nHTML5\nJavaScript (ES6+)\nReact Hooks\nReact Maps\nReact Performance Optimization\nRedux\nTanStack Query (React Query)\nJest\n\nAdditional Skills:\nMS SQL\n\nKey Responsibilities:\nDesign and develop scalable React enterprise applications aligned with business and engineering goals.\nDefine API contracts, service boundaries, and integration strategies for distributed and enterprise-grade systems.\nDefine reusable React component architecture and scalable frontend integration strategies.\nDrive implementation of reusable React Hooks and scalable component-driven architecture patterns.\nOwn end-to-end delivery of assigned modules including design, development, testing support, and deployment readiness.\nConduct code reviews ensuring adherence to coding standards, security guidelines, and engineering best practices.\nLead Redux state management implementation across enterprise frontend applications.\nDrive improvements in CI/CD pipelines, logging, monitoring, and deployment automation to improve operational efficiency.\nTroubleshoot production issues and performance bottlenecks by performing detailed root cause analysis and implementing sustainable fixes.\nImplement TanStack Query (React Query) strategies for optimized asynchronous data handling and caching.\n\nBehavioral Competencies:\nDemonstrates strong technical ownership in delivering complex development activities with high-quality execution.\nDemonstrates ownership and accountability while delivering high-quality frontend solutions.\nCollaborate effectively with cross-functional teams and business stakeholders for seamless delivery.\nDrives engineering excellence through code reviews, automation, performance optimization, and defect prevention.\nApply strong analytical and problem-solving skills to resolve complex technical and production challenges.\nMentor junior developers on coding standards, debugging techniques, and engineering best practices.\nCommunicate effectively with technical and non-technical stakeholders on risks and delivery progress.\nDemonstrate adaptability and continuous learning toward evolving technologies and engineering practices.\nMaintains strong attention to detail in architecture, code quality, security, and performance optimization.\nTakes initiative in driving reusable frameworks, automation, and process improvements.\nBalances technical excellence with business priorities by delivering scalable and maintainable solutions.\nSkills\nCSS3, HTML5, JavaScript, Jest, MS SQL, React, Redux, SQL","description_format":"text","description_chars":2525,"description_truncated":false,"requirements":{"experience_years_min":5,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[]},"benefits":["Continuous learning"],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["EdTech Platforms","Payroll Services","HR & Payroll Software","Accounting & Tax Software"],"lifecycle":[{"event":"open","at":"2026-11-14T08:54:19Z"}],"visa":[],"liveness":{"score":86,"band":"hot","label":"Hiring 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