{"id":2801954,"url":"https://alion.io/job/persistent-systems-software-developer-4","title":"Software Developer","company":{"id":59479,"name":"Persistent Systems","domain":"persistent.com","url":"https://alion.io/company/persistent-systems","size_band":null,"is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Zwayam","truth_index":{"grade":"A","score":92,"open_postings":106,"ghost_share":0,"stale_share":0.302,"repost_share":0.038,"time_to_fill_p50_days":46,"computed_at":"2026-10-27T05:46:45Z"}},"role":"Backend","role_family":"Backend","seniority":"senior","employment_type":null,"work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Gurgaon, India"],"countries":["IN"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":17000,"max_usd":40000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":159},"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Agile","optional":false},{"name":"C++","optional":false},{"name":"Git","optional":false},{"name":"Linux","optional":false},{"name":"TCP/IP","optional":false}],"status":"live","first_seen_at":"2026-08-25T03:23:11Z","employer_posted_date":"2026-10-27","last_verified_at":"2026-10-27T09:33:19Z","board_verified":true,"closed_at":null,"days_open":63,"trust":{"level":"ok","repost_count":2,"flags":[],"days_open":57},"description":"About Persistent\nWe are an AI-led, platform-driven Digital Engineering and Enterprise Modernization partner, combining deep technical expertise and industry experience to help our clients anticipate what?s next. Our offerings and proven solutions create a unique competitive advantage for our clients by giving them the power to see beyond and rise above. We work with many industry-leading organizations across the world, including 20 Fortune 50 companies and 4 of the 5 top banks in both the US and India, and numerous innovators across the healthcare ecosystem.\nOur disruptor?s mindset, commitment to client success, and agility to thrive in the dynamic environment have enabled us to sustain our growth momentum. Persistent has been recognized across top industry platforms for innovation, leadership, and inclusion. We reported $1,654.4M FY26 revenue with 17.4% Y-o-Y growth. We have delivered 24 sequential quarters of growth with $436.0M in Q4 FY26 revenue, up 3.2% Q-o-Q and 16.2% Y-o-Y growth. Our 27,500+ global team members, located in 18 countries, have been instrumental in helping the market leaders transform their industries. We have been recognized as the Fastest Growing IT Services Brand Globally in the 2026 Brand Finance IT Services 25 Report. We named a Leader in the Everest Group Private Equity (PE) Services PEAK Matrix? Assessment 2026 and Software Product Engineering PEAK Matrix? Assessment 2026.\nAbout Position:\nWe are seeking a highly skilled C++ Developer with strong expertise in LTE/EPC core network technologies, MME development, and telecom protocol implementation. The ideal candidate will be responsible for developing, enhancing, and maintaining core network functionalities, with a focus on telecom messaging infrastructure, NAS protocols, Diameter signaling, and LTE network components.\n Role: Software Developer (C++ Developer (LTE/MME)\nLocation: Gurugram, Bengaluru\nExperience: 5 to 8 Years\nJob Type: Full Time Employment\nWhat You'll Do:\nImplement protocol enhancements within the Mobility Management Entity (MME).\nDesign, develop, and maintain telecom software modules using C/C++.\nDevelop NAS message parsing, encoding, and decoding functionalities.\nBuild and maintain SGd Diameter message handling features.\nImplement and support Mobile Originated (MO) and Mobile Terminated (MT) messaging workflows.\nDevelop simulators, utilities, and testing tools to validate telecom protocol implementations.\nAnalyze protocol traces and troubleshoot interoperability issues across network elements.\nDebug complex telecom network issues and provide effective solutions.\nCollaborate with system architects, product teams, and network engineers to enhance telecom products.\nContribute to performance optimization and scalability improvements of telecom applications.\nParticipate in code reviews, design discussions, and technical solution reviews.\nCreate and maintain technical documentation related to software design and implementation.\nSupport product releases and ensure compliance with telecom standards and requirements.\nWork closely with QA and validation teams to ensure software quality and reliability.\nExpertise You'll Bring:\n5-8 years of hands-on experience in C/C++ software development.\nStrong expertise in LTE/EPC core network technologies and telecom protocol development.\nExperience working with MME (Mobility Management Entity) components and related network functions.\nSolid understanding of NAS, Diameter, LTE signaling, and telecom messaging protocols.\nStrong networking fundamentals including TCP/IP, UDP, routing, and communication protocols.\nExperience in protocol stack implementation, enhancement, and maintenance.\nAbility to analyze network traces, protocol logs, and troubleshoot interoperability issues.\nExperience with Linux-based software development environments.\nStrong debugging, troubleshooting, and performance optimization skills.\nKnowledge of message delivery workflows across telecom network infrastructures.\nUnderstanding of mobile network architecture and EPC components.\nExperience working in Agile software development environments.\nFamiliarity with version control tools such as Git.\nStrong analytical and problem-solving abilities.\nExcellent communication and collaboration skills.\nAbility to work effectively with cross-functional engineering and product teams.\nBenefits:\nCompetitive salary and benefits package\nCulture focused on talent development with quarterly growth opportunities and company-sponsored higher education and certifications\nOpportunity to work with cutting-edge technologies\nEmployee engagement initiatives such as project parties, flexible work hours, and Long Service awards\nAnnual health check-ups\nInsurance coverage: group term life, personal accident, and Mediclaim hospitalization for self, spouse, two children, and parents\nValues-Driven, People-Centric & Inclusive Work Environment:\nPersistent is dedicated to fostering diversity and inclusion in the workplace. We invite applications from all qualified individuals, including those with disabilities, and regardless of gender or gender preference. We welcome diverse candidates from all backgrounds.\nWe support hybrid work and flexible hours to fit diverse lifestyles.\nOur office is accessibility-friendly, with ergonomic setups and assistive technologies to support employees with physical disabilities.\nIf you are a person with disabilities and have specific requirements, please inform us during the application process or at any time during your employment\nLet?s unleash your full potential at Persistent -persistent.com/careers\n?Persistent is an Equal Opportunity Employer and prohibits discrimination and harassment of any kind.?","description_format":"text","description_chars":5689,"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":["Equity","Flexible schedule","Growth opportunities","Hybrid work","Insurance coverage"],"hiring_locations":[{"name":"India","iso":"IN","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Artificial Intelligence","Health Care","Information Technology","IT Outsourcing & Dedicated Teams"],"lifecycle":[{"event":"open","at":"2026-10-18T03:00:12Z"},{"event":"reopen","at":"2026-10-19T14:16:55Z"},{"event":"reopen","at":"2026-10-27T05:01:30Z"}],"visa":[],"liveness":{"score":23,"band":"cold","label":"Long shot","p_open":1,"p_active":0.528,"p_room":0.44,"age_days":63,"expected_fill_days":46,"reasons":["conf:0","repost:2","velocity","win:tail","crowd:brand"],"computed_at":"2026-10-27T05:46:45Z"},"pay":null,"html_url":"https://alion.io/job/persistent-systems-software-developer-4","json_url":"https://alion.io/job/persistent-systems-software-developer-4.json","meta":{"generated_at":"2026-10-27T11:13:13Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","about":"Alion is a live layer of people, companies and AI agents: who they are, whether they are real and active right now, what they do and how to work with them, readable by people and by agents and paid per call.","catalog":"https://alion.io/catalog.json","usage":{"tier":"crawler_verified","counted_by":"address","units_charged":1,"used_today":13327,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-28T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.02,"usd":0.002,"plus_per_slice":{"credits":0.05,"usd":0.005}},"unit":"per company, plus each slice with data","note":"the employer in depth","call":{"mcp_tool":"get_company","arguments":{"id":59479},"rest":"https://alion.io/mcp/rest/get_company?id=59479"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fpersistent-systems-software-developer-4"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"live","price":{"credits":1,"usd":0.1},"unit":"per slice","note":"pay, demand and time to fill for this role and place","call":{"mcp_tool":"market_stats"},"human":"https://alion.io/catalog?offer=market.stats&for=job%2Fpersistent-systems-software-developer-4"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.02,"usd":0.002},"unit":"per posting in a list","note":"similar open postings","call":{"mcp_tool":"search_jobs"},"human":"https://alion.io/catalog?offer=job.search&for=job%2Fpersistent-systems-software-developer-4"},{"id":"company.verify","title":"Is this company real and active right now","status":"pilot","price":null,"unit":"per company","request":{"url":"https://alion.io/catalog/request","method":"POST","body":"{\"offer\": \"company.verify\", \"for\": \"job/persistent-systems-software-developer-4\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fpersistent-systems-software-developer-4"}]}