{"id":2588266,"url":"https://alion.io/job/salmon-group-software-developer-kotlinjava-payment-platform","title":"Software Developer (Kotlin/Java), Payment Platform","company":{"id":2207044,"name":"Salmon Group","domain":"salmon.group","url":"https://alion.io/company/salmon-group","size_band":"201-500","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Ashby","truth_index":{"grade":"B","score":75,"open_postings":5,"ghost_share":0,"stale_share":1,"repost_share":0,"time_to_fill_p50_days":null,"computed_at":"2026-10-15T05:46:00Z"}},"role":"Backend","role_family":"Backend","seniority":"middle","employment_type":"full_time","work_mode":"remote","remote_scope":"stated_regions","remote_scope_basis":"board_field","remote_working_hours":{"label":"UTC+8","utc_offset_min":8,"utc_offset_max":8},"hiring_geo_confidence":"inferred","locations":[],"countries":[],"hiring_countries":["DE","FR","AT","BE","BG","HR","CY","CZ","DK","FI","HU","IE","IT","NL","PL","RO","ES","SE","EE","GR","LV","LT","LU","MT","PT","SK","SI"],"hiring_countries_total":27,"salary":null,"salary_estimate":null,"experience_years_min":3,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Agile","optional":false},{"name":"Apache Kafka","optional":false},{"name":"AWS","optional":false},{"name":"CI/CD","optional":false},{"name":"Docker","optional":false},{"name":"Kotlin","optional":false},{"name":"Kubernetes","optional":false},{"name":"Self-Healing","optional":false},{"name":"Spring Boot","optional":false},{"name":"Java","optional":true}],"status":"live","first_seen_at":"2026-10-14T14:12:30Z","employer_posted_date":"2026-10-14","last_verified_at":"2026-10-15T12:41:02Z","board_verified":true,"closed_at":null,"days_open":1,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":1},"description":"Remote | UTC+8 | Core collaboration hours: 1:00-7:00 PM Manila Time\nSalmon is a technology-driven financial company building a banking and lending platform across Southeast Asia, starting in the Philippines. We combine global fintech expertise with deep local market knowledge to make financial services simple, accessible, and useful for millions of people across the region.\n7M+ app downloads. 2M+ monthly active users. 7,000+ partner stores. US$310M+ raised from leading global investors.\nManila-based, globally distributed, and hybrid-first - our team spans 45+ countries.\nIf you want to solve complex problems at scale and impact how millions of people access and manage money, come build with us. Southeast Asia's fintech moment starts here.\nWhat’s special about our payment platform:\nBuilt for resilience: a fault-tolerant platform where payments keep flowing even when parts of the system or external partners fail\n\nIntegrations: international partners and domestic Philippine payment rails\n\nMoney-movement flows: cash-in, cash-out, bill payments, loan disbursement and repayment, and more\n\nPlatform approach: one platform serving multiple internal products and teams, with shared APIs, SDKs, and reusable building blocks\n\nArchitecture: Kotlin/Spring Boot microservices, Kafka, relational databases, and durable workflow orchestration for long-running payment processes\n\nReliability by design: idempotency, retries and timeouts toward unreliable external partners, full audit trail\n\nCompliance: regulated environment (BSP), with security and fraud checks built into the flow\n\nWhat you’ll do:\nDevelop scalable microservices on the JVM with Spring Boot, as part of a team building platform solutions for our banking product.\n\nDesign payment services with a focus on DDD, eventual consistency, and resilience to partner and infrastructure failures.\n\nWork with product, QA, security, and operations to release changes under agreed engineering standards.\n\nWhat you’ll own:\nOwn the design, build, and maintenance of software components supporting the Core Engineering team.\n\nDesign and evolve payment flows end to end: processing, routing, status handling, refunds/reversals.\n\nIntegrate new payment providers, banks, and partner channels, and handle their failure modes gracefully.\n\nBuild and maintain scalable, reliable APIs and services, and contribute to internal SDKs and frameworks that let product teams launch new payment use cases quickly and safely.\n\nInvestigate payment incidents (stuck, duplicated, or inconsistent transactions) and make the system self-healing.\n\nTranslate functional requirements into technical solutions and maintainable implementations.\n\nContribute to code and configuration reviews.\n\nWhat makes you a strong fit:\n3+ years of software development on the JVM; good knowledge of Kotlin is an advantage\n\nExperience with Spring Boot in a microservice environment\n\nExperience with domain-driven design and eventual consistency\n\nExperience with payments, banking, or other transactional/financial systems (payment platforms, PSP integrations, wallets, ledgers)\n\nSolid understanding of idempotency, distributed transactions, retries, and timeouts in money flows\n\nTrack record in an agile setup with continuous deployment and delivery\n\nExperience with containerization and orchestration in a cloud environment (Docker and Kubernetes preferred, AWS preferred)\n\nExperience with, and enjoyment of, continuous knowledge-sharing within the team\n\nNice to have: Kafka, workflow engines, ISO 20022\n\nWhat we offer:\n Ownership and flexibility\nFully remote work with core collaboration hours from 1:00 to 7:00 PM Manila time (UTC+8)\n\nCompany-provided tools and equipment\n\n Health and time off\nMedical insurance support for you and your family through co-funding or reimbursement, depending on your location and subject to policy limits\n\nAccess to an internal mental health support specialist\n\n22 vacation days, Philippine public holidays, and 15 sick days\n\n Growth and team experience\nOpportunities to learn and share your expertise through internal expert meetups, external conferences, speaking opportunities, and industry publications\n\nCompany-sponsored trips to Manila to meet and work with your team in person\n\nHigh-performing teams can earn a dedicated beach house week in Southeast Asia\n\nWe believe strong teams are built by people with different backgrounds, experiences, and points of view. Salmon is an equal opportunity employer, and we make hiring decisions based on skills, experience, and potential.","description_format":"text","description_chars":4527,"description_truncated":false,"requirements":{"experience_years_min":3,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[]},"benefits":["Health insurance"],"hiring_locations":[{"name":"Germany","iso":"DE","kind":"region"},{"name":"France","iso":"FR","kind":"region"},{"name":"Austria","iso":"AT","kind":"region"},{"name":"Belgium","iso":"BE","kind":"region"},{"name":"Bulgaria","iso":"BG","kind":"region"},{"name":"Croatia","iso":"HR","kind":"region"},{"name":"Cyprus","iso":"CY","kind":"region"},{"name":"Czech Republic","iso":"CZ","kind":"region"},{"name":"Denmark","iso":"DK","kind":"region"},{"name":"Finland","iso":"FI","kind":"region"},{"name":"Hungary","iso":"HU","kind":"region"},{"name":"Ireland","iso":"IE","kind":"region"},{"name":"Italy","iso":"IT","kind":"region"},{"name":"Netherlands","iso":"NL","kind":"region"},{"name":"Poland","iso":"PL","kind":"region"},{"name":"Romania","iso":"RO","kind":"region"},{"name":"Spain","iso":"ES","kind":"region"},{"name":"Sweden","iso":"SE","kind":"region"},{"name":"Estonia","iso":"EE","kind":"region"},{"name":"Greece","iso":"GR","kind":"region"},{"name":"Latvia","iso":"LV","kind":"region"},{"name":"Lithuania","iso":"LT","kind":"region"},{"name":"Luxembourg","iso":"LU","kind":"region"},{"name":"Malta","iso":"MT","kind":"region"},{"name":"Portugal","iso":"PT","kind":"region"},{"name":"Slovakia","iso":"SK","kind":"region"},{"name":"Slovenia","iso":"SI","kind":"region"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Payment Processing & Gateways","Financial Services","Food & Beverages","Seafood"],"lifecycle":[{"event":"open","at":"2026-10-15T04:48:30Z"}],"visa":[],"liveness":{"score":90,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.903,"p_room":1,"age_days":0,"expected_fill_days":35,"reasons":["conf:0","velocity","win:early"],"computed_at":"2026-10-15T05:46:00Z"},"pay":null,"html_url":"https://alion.io/job/salmon-group-software-developer-kotlinjava-payment-platform","json_url":"https://alion.io/job/salmon-group-software-developer-kotlinjava-payment-platform.json","meta":{"generated_at":"2026-10-15T15:18:58Z","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":23381,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-16T00:00:00Z"}},"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":2207044},"rest":"https://alion.io/mcp/rest/get_company?id=2207044"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fsalmon-group-software-developer-kotlinjava-payment-platform"},{"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%2Fsalmon-group-software-developer-kotlinjava-payment-platform"},{"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%2Fsalmon-group-software-developer-kotlinjava-payment-platform"},{"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/salmon-group-software-developer-kotlinjava-payment-platform\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fsalmon-group-software-developer-kotlinjava-payment-platform"}]}