{"id":3213636,"url":"https://alion.io/job/publicis-groupe-lead-software-engineer-4","title":"Lead, Software Engineer","company":{"id":46462,"name":"Publicis Groupe","domain":"publicisgroupe.com","url":"https://alion.io/company/publicisgroupe","size_band":"5000+","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"iCIMS","truth_index":{"grade":"A","score":100,"open_postings":51,"ghost_share":0,"stale_share":0,"repost_share":0.059,"time_to_fill_p50_days":12,"computed_at":"2026-11-02T06:13:15Z"}},"role":"Backend","role_family":"Backend","seniority":"lead","employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Irving, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":98000,"max":182000,"currency":"USD","period":"year","gross":null,"usd_annual":182000},"salary_estimate":null,"experience_years_min":7,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Agile","optional":false},{"name":"AI Agents","optional":false},{"name":"Claude Code","optional":false},{"name":"Cursor","optional":false},{"name":"Git","optional":false},{"name":"Gradle","optional":false},{"name":"Java","optional":false},{"name":"Linux","optional":false},{"name":"Maven","optional":false},{"name":"Python","optional":false},{"name":"RAG","optional":false},{"name":"Rest API","optional":false},{"name":"Scrum","optional":false},{"name":"Unix","optional":false}],"status":"live","first_seen_at":"2026-10-24T19:32:11Z","employer_posted_date":"2026-10-24","last_verified_at":"2026-11-02T23:12:12Z","board_verified":true,"closed_at":null,"days_open":9,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":9},"description":"Overview\nHow You’ll Make an Impact\nA subsidiary of Publicis Groupe, Epsilon is a leading provider of multi-channel marketing services, technologies, and database solutions. At Epsilon, we do more than collect and store data. We help some of the world’s biggest brands discover real opportunities inside the data types, delimiters and decimals.\nWe are looking for a highly experienced Senior Software Engineer 7+ years to design, build, and scale robust backend systems using Java and Python in an Agile environment. This role has a strong emphasis on spec-driven AI-assisted development, where engineers leverage clear technical specifications and modern AI coding tools such as Cursor, Claude Code, and Kiro to accelerate development while maintaining high engineering rigor and production quality. Join us and do some truly astounding things.\nResponsibilities\nWhat You’ll Achieve\nDesign, develop, and maintain scalable backend services using Java and Python\nApply spec-driven AI-assisted development as a core development practice, including:Translating detailed functional and technical specifications into high-quality code using AI tools\nAI-assisted code generation, refactoring, and optimization with strong human validation\nPrompt-driven development aligned to explicit design and acceptance criteria\nIntelligent debugging, test generation, and code reviews using tools like Cursor, Claude Code, and Kiro.\n\nBuild and integrate RAG-based solutions and Agentic AI workflows into enterprise systems\nLead system design and architecture discussions\nEnsure high code quality through reviews, testing, and engineering best practices\nCollaborate with product, data, platform, and cross-functional teams\nOwn and resolve complex production issues\nQualifications\nBachelor’s or Master’s degree in Computer Science, Engineering, or a related field (or equivalent practical experience)\n7+ years of hands-on software development experience\nStrong expertise in Java and Python\nStrong backend engineering experience with Java (e.g., Spring or similar frameworks) and production-grade service development\nExperience with common Java build and delivery tooling (e.g., Maven / Gradle) and source control workflows (e.g., Git, pull requests)\nStrong Data Modeling skills and experience with relational and NOSQL databases\nExperienced working in Unix/Linux environments, including automation and scripting\nMandatory experience with spec-driven AI-assisted development\nPractical, day-to-day usage of AI coding tools such as Cursor, Claude Code, and similar platforms\nAbility to validate, refine, and productionize AI-generated code against explicit specifications\nMandatory hands-on experience with:\nRAG (Retrieval-Augmented Generation) architectures\nAgentic AI systems (tool-using agents, orchestration, multi-step reasoning workflows).\nStrong fundamentals in:\nData Structures & Algorithms\nObject-Oriented Programming\nDesign Patterns and System Design.\nExperience building and operating backend systems in production\nSolid understanding of REST APIs, microservices, and distributed systems\nProven ability to own problems end-to-end, including driving design, implementation, testing, and production support\nDemonstrated technical leadership (mentoring junior engineers, raising code quality via reviews, and ensuring implementations meet specifications and standards)\nExperience working in Agile / Scrum teams\nClick here to view how Epsilon transforms marketing with 1 View, 1 Vision, 1 Voice.\nAdditional Information\nWhen You Join Us, We’ll Create Something EPIC Together Epsilon is a global data, technology and services company that powers the marketing and advertising ecosystem. For decades, we’ve provided marketers from the world’s leading brands the data, technology and services they need to engage consumers with 1 View, 1 Vision and 1 Voice. 1 View of their universe of potential buyers. 1 Vision for engaging each individual. And 1 Voice to harmonize engagement across paid, owned and earned channels.\nEpsilon’s comprehensive portfolio of capabilities across our suite of digital media, messaging and loyalty solutions bridge the divide between marketing and advertising technology. We process 400+ billion consumer actions each day using advanced AI and hold many patents of proprietary technology, including real-time modeling languages and consumer privacy advancements. Thanks to the work of every employee, Epsilon has been consistently recognized as industry-leading by Forrester, Adweek and the MRC. Epsilon is a global company with more than 9,000 employees around the world.\nOur pillars aren't just words. They're how we show up every day.\nPeople centricity: We focus on employee well-being in an environment where colleagues truly care about each other.\nCollaboration: We work together, support one another, and collectively achieve goals.\nGrowth: There are endless opportunities for growth through learning, development and career advancement.\nInnovation: We drive progress through cutting-edge solutions and forward-thinking approaches.\nFlexibility: We’ve created a balance between work and personal life, and we encourage adaptability to solve problems creatively.\nOur values guide us to create value for our clients, our people and consumers.\nAct with integrity\nWork together to win together\nInnovate with purpose\nRespect all voices\nEmpower with accountability\nThese pillars and values are our foundation-shaping our culture, guiding our decisions, and uniting us in common purpose.\nBecause You Matter\nAs an Epsilon employee, you deserve perks and benefits that put you, your family and your finances first. Our benefits encompass a wide range of offerings, including but not limited to the following:\n Time to Recharge: Flexible time off (FTO), 15 paid holidays\nTime to Recover: Paid sick time \nFamily Well-Being: Parental/new child leave, childcare & elder care assistance, adoption assistance \n Extra Perks: Comprehensive health coverage, 401(k), tuition assistance, commuter benefits, professional development, employee recognition, charitable donation matching, health coaching and counseling \nEpsilon benefits are subject to eligibility requirements and other terms. Epsilon is an Equal Opportunity Employer. Epsilon’s policy is not to discriminate against any applicant or employee based on actual or perceived race, age, sex or gender (including pregnancy), marital status, national origin, ancestry, citizenship status, mental or physical disability, religion, creed, color, sexual orientation, gender identity or expression (including transgender status), veteran status, genetic information, or any other characteristic protected by applicable federal, state or local law. Epsilon also prohibits harassment of applicants and employees based on any of these protected categories. Epsilon will provide accommodations to applicants needing accommodations to complete the application process. Please reach out to  to request an accommodation.\nFor San Francisco Bay and Los Angeles Areas: Epsilon will consider for employment qualified applicants with criminal histories in a manner consistent with the City of Los Angeles’ Fair Chance Initiative for Hiring Ordinance and San Francisco Police Code Sections 4901-4919, commonly referred to as the San Francisco Fair Chance Ordinance. Applicants with criminal histories are welcome to apply.\nCompensation Range: USD $98,000.00 - USD $182,000.00/Annually. This is the pay range the Company believes it will pay for this position at the time of this posting. Consistent with applicable law, compensation will be determined based on the skills, qualifications, and experience of the applicant along with the requirements of the position, and the Company reserves the right to modify this pay range at any time. Temporary roles may be eligible to participate in our freelancer/temporary employee medical plan through a third-party benefits administration system once certain criteria have been met. For regular roles, the Company will offer medical coverage, dental, vision, disability, 401k, and paid time off. 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