{"id":3465283,"url":"https://alion.io/job/mollie-senior-application-engineer-4","title":"Senior Application Engineer","company":{"id":8986,"name":"Mollie","domain":"mollie.com","url":"https://alion.io/company/mollie","size_band":"501-1000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Ashby","truth_index":{"grade":"B","score":81,"open_postings":6,"ghost_share":0,"stale_share":0.667,"repost_share":0.167,"time_to_fill_p50_days":44,"computed_at":"2026-11-03T05:54:40Z"}},"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":["Milan, Italy"],"countries":["IT"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":42000,"max_usd":86000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":31},"experience_years_min":6,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"C#","optional":false},{"name":"Java","optional":false},{"name":"Machine Learning","optional":false},{"name":"PHP","optional":false},{"name":"Python","optional":false}],"status":"live","first_seen_at":"2026-10-27T12:32:34Z","employer_posted_date":"2026-10-27","last_verified_at":"2026-11-03T11:15:00Z","board_verified":true,"closed_at":null,"days_open":7,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":7},"description":"Your opportunity\nSince 2004, we've had one clear goal: to make payments and money management effortless for every business in Europe.\nToday, more than 250,000 companies use Mollie to get paid, manage money and grow, with products designed to be simple, scalable, and dependable.\nWith 950+ Mollies across 14+ locations, we care deeply about autonomy and craft. So we work in small teams, with real ownership, and we trust you to make the right decisions.\nWe're building for the long term, so we provide the tools you need, processes you can rely on, and a balanced work environment to help you do work you're proud of.\nSound like your kind of place? Let's build together.\nAs a Senior Engineer, you'll be at the forefront of developing financial products that will shape the future of how businesses manage their finances. Along with expanding into new markets and handling an increasing volume of transactions, Mollie has recently introduced exciting new products to broaden our offering. You’ll have the opportunity to bring your ideas to life and contribute to these impactful projects. Mollie Capital offers easy access to flexible financing, providing funding to support growth and cash flow management. In-person payments, allows merchants to accept payments at their physical stores through our terminal and mobile app. These innovations are just the beginning, enabling Mollie to offer a seamless, all-in-one payment solution and money management platform.\nOur Milan Hub:\nIn 2023, we successfully launched a new hub in one of the most vibrant cities in Europe: Milan! Since its inception, the Milan hub has been consolidated and continues to grow at a fast pace, contributing significantly to Mollie’s mission with multiple passionate agile engineering teams that will innovate, build, and enhance our portfolio of next-generation payment products. You'll work in a cross-functional team (Data, Machine Learning, Platform and Product) to accelerate our product delivery.\nWhat You will Be Doing:\nBuilding Large-Scale Systems: Help us design and engineer systems that can scale to handle high volumes of transactions.\n\nAPI and Service Development: Design, build, and maintain APIs, services, and systems across Mollie’s engineering teams.\n\nTech Leadership: Lead technical initiatives from architecture design to implementation, ensuring engineering excellence.\n\nProblem-Solving: Utilize your creative problem-solving skills and analytical abilities to resolve complex issues and contribute to our mission of making financial processes effortless.\n\nDocumentation and Knowledge Sharing: Create comprehensive documentation to facilitate domain knowledge sharing and set up optimised processes.\n\nEngineering Excellence: Own the code quality and engineering excellence and best practices of our systems.\n\nWhat You’ll Bring:\nAlways Be Shipping Mindset: It’s about consistently delivering value to customers, where speed and quality go hand in hand.\n\n6+ years of experience in developing large-scale applications, preferably with Java or PHP. Experience with Go, C#, or Python is also valued but you are willing to work with Java.\n\nProven experience in leading architectural decisions and technical initiatives, delivering end-to-end solutions, and optimising processes.\n\nExcellent communication skills, with experience working effectively with various stakeholders. Can explain complex problems and solutions in simple terms.\n\nCreative problem-solving skills and the ability to shape ideas with a product-first approach, as well as analyse and resolve complex issues.\n\nAbility to hold yourself accountable for your tasks, and show a willingness to proactively identify and improve things, whether technical or business related.\n\n*Kindly note that relocation support is not offered for candidates outside of Europe for this role.\nPlease apply to this job by sending over your CV in English.","description_format":"text","description_chars":3887,"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":[]},"benefits":[],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":true,"industries":["Payment Processing & Gateways"],"lifecycle":[{"event":"open","at":"2026-10-29T15:16:54Z"}],"visa":[],"liveness":{"score":90,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.903,"p_room":1,"age_days":6,"expected_fill_days":44,"reasons":["conf:3","velocity","win:early"],"computed_at":"2026-11-03T05:54:40Z"},"pay":null,"html_url":"https://alion.io/job/mollie-senior-application-engineer-4","json_url":"https://alion.io/job/mollie-senior-application-engineer-4.json","meta":{"generated_at":"2026-11-03T15:33:40Z","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":21605,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-11-04T00:00:00Z"}},"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":8986},"rest":"https://alion.io/mcp/rest/get_company?id=8986"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fmollie-senior-application-engineer-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%2Fmollie-senior-application-engineer-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%2Fmollie-senior-application-engineer-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/mollie-senior-application-engineer-4\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fmollie-senior-application-engineer-4"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":3465283}},{"tool":"search_jobs","arguments":{"company":"mollie.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":3465283},"note":"people open to offers who fit this vacancy"}],"note":"The same data through MCP tools: https://alion.io/mcp/open needs no sign-in (compact searches, postings, people); https://alion.io/mcp with an Alion account has everything. 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