{"id":2908205,"url":"https://alion.io/job/thefrenchsourcer-lead-developer","title":"Lead Developer","company":{"id":4451662,"name":"The French Sourcer","domain":"thefrenchsourcer.com","url":"https://alion.io/company/thefrenchsourcer","size_band":"201-500","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Manatal","truth_index":null},"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":["Caen, France"],"countries":["FR"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":49000,"max_usd":85000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":68},"experience_years_min":6,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[],"status":"live","first_seen_at":"2026-10-20T08:38:43Z","employer_posted_date":"2026-10-20","last_verified_at":"2026-10-24T21:37:28Z","board_verified":true,"closed_at":null,"days_open":4,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":4},"description":"Lead the evolution of a platform that has outgrown its current architecture, while helping the engineering team grow with it.\nLead Developer - Caen\nCaen, France · Permanent · On-site\nWhat you'd actually work on\nLeading architecture decisions for a SaaS platform facing increasing functional and technical demands\nContributing directly to the codebase alongside the development team\nReviewing technical designs and code changes across critical parts of the platform\nDefining a progressive migration strategy for services currently running within the monolith\nMentoring developers with different levels of experience and supporting their technical development\nWorking with product and business stakeholders to turn priorities into a realistic technical roadmap\nAssessing technical debt and deciding what should be addressed, documented, or temporarily accepted\nImproving engineering practices across testing, code reviews, documentation, and deployment\nSupporting production investigations and ensuring recurring issues lead to lasting improvements\nContributing to technical recruitment and the onboarding of new developers\nIntroducing tools and processes that remain useful as the team grows\nWhere it gets technically interesting\nMigrating core services away from an ageing monolith while continuing to deliver product features\nIdentifying which components should be separated and which are better kept within the existing architecture\nManaging dependencies between legacy code, new services, databases, and external integrations\nImproving test coverage in critical areas without attempting an unrealistic full rewrite\nBalancing short-term delivery commitments with the long-term stability of the platform\nDefining technical standards that support the team without introducing unnecessary process\nScaling the engineering team in a market outside the usual Paris talent pool\nMaking architecture and tooling decisions that will remain effective as the product and team expand\nWhat we're looking for\n6+ years of professional software development experience\nPrevious experience as a Lead Developer, Tech Lead, or senior developer with significant technical leadership responsibilities\nStrong hands-on coding skills and the willingness to remain involved in implementation\nExperience making and documenting architecture decisions\nExperience working with monolithic applications and progressive modernisation strategies\nGood understanding of software design, automated testing, code reviews, and deployment practices\nAbility to evaluate technical debt and explain the associated risks and trade-offs\nExperience mentoring developers and improving engineering practices\nConfidence working with product and business stakeholders\nExperience supporting production systems and investigating technical incidents\nAn interest in building a stronger team, not only improving individual output\nThe company\nAn established SaaS company serving business customers across France. Based in Normandy, the company is growing steadily and investing in the evolution of both its platform and engineering organisation.\nThe role offers direct influence over architecture, engineering practices, and the future structure of the development team.\nHealth insurance, profit-sharing, and a working environment that supports sustainable working hours.\nLanguages: Native or bilingual French and professional English.\nA search run by The French Sourcer, recruitment built for technical teams.","description_format":"text","description_chars":3455,"description_truncated":false,"requirements":{"experience_years_min":6,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[{"language":"French","level":"Proficiency (C2)","optional":false},{"language":"English","level":"All levels","optional":false}]},"benefits":["Health insurance"],"hiring_locations":[{"name":"France","iso":"FR","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":[],"lifecycle":[{"event":"open","at":"2026-10-20T08:38:43Z"}],"visa":[],"liveness":{"score":90,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.903,"p_room":1,"age_days":3,"expected_fill_days":33,"reasons":["conf:0","velocity","win:early"],"computed_at":"2026-10-24T06:02:35Z"},"pay":null,"html_url":"https://alion.io/job/thefrenchsourcer-lead-developer","json_url":"https://alion.io/job/thefrenchsourcer-lead-developer.json","meta":{"generated_at":"2026-10-25T01:06:47Z","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":1702,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-26T00:00:00Z"}},"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":4451662},"rest":"https://alion.io/mcp/rest/get_company?id=4451662"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fthefrenchsourcer-lead-developer"},{"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%2Fthefrenchsourcer-lead-developer"},{"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%2Fthefrenchsourcer-lead-developer"},{"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/thefrenchsourcer-lead-developer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fthefrenchsourcer-lead-developer"}]}