{"id":2917340,"url":"https://alion.io/job/optasia-senior-software-engineer-fintech","title":"Senior Software Engineer, Fintech","company":{"id":9066,"name":"Optasia","domain":"optasia.com","url":"https://alion.io/company/optasia","size_band":"501-1000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Workable","truth_index":{"grade":"A","score":92,"open_postings":8,"ghost_share":0,"stale_share":0.125,"repost_share":0,"time_to_fill_p50_days":122,"computed_at":"2026-10-30T05:48:23Z"}},"role":"Backend","role_family":"Backend","seniority":"senior","employment_type":null,"work_mode":"remote","remote_scope":"stated_countries","remote_scope_basis":"board_field","remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Athens, Greece"],"countries":["GR"],"hiring_countries":["GR"],"hiring_countries_total":1,"salary":null,"salary_estimate":{"min_usd":48000,"max_usd":93000,"period":"year","method":"role_seniority_country_cell","sample_n":10},"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Docker Swarm","optional":false},{"name":"Java","optional":false},{"name":"PostgreSQL","optional":false},{"name":"Spring Framework","optional":false},{"name":"Apache Kafka","optional":true},{"name":"Debian","optional":true},{"name":"Docker","optional":true},{"name":"ElasticSearch","optional":true},{"name":"Hazelcast","optional":true},{"name":"OWASP","optional":true},{"name":"Rest API","optional":true}],"status":"live","first_seen_at":"2026-10-20T10:56:01Z","employer_posted_date":"2026-10-20","last_verified_at":"2026-10-30T08:47:00Z","board_verified":true,"closed_at":null,"days_open":10,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":10},"description":"Optasia is a real-time financial intelligence company. We build precision intelligence that unlocks financial opportunity at scale, running millions of automated credit decisions every day across high-growth markets where formal credit data is limited. Our AI-powered platform turns permitted behavioural data and real-time signals into precise, responsible credit decisions. Embedded within the systems of telcos, banks, digital wallets and other partners, it helps them extend relevant financial services to more people while maintaining strong portfolio control and opens profitable new segments that were previously out of reach. This is how Optasia turns potential into financial progress, responsibly and at scale.\nWe are seeking for enthusiastic professionals, with energy, who are results driven and have can-do attitude, who want to be part of a team of likeminded individuals who are delivering solutions in an innovative and exciting environment.\nWhat you will do\nAs a Senior Software engineer you will be involved with analysis, design, development, and maintenance of the microloan provisioning platform.\nOur enterprise platform handles millions of loan transactions daily.\nEfficiency, performance, and quality are key aspects in each software development phase that the candidate should be wary of.\nDevelopers are able to see product at all the phases of its life.\nPlatform is implemented in Java using Spring framework based on the microservices architecture.\nTechnology stack we use include, Spring, JMS, REST WebServices, Hazelcast, Postgres, Kafka, Elastic, Docker Swarm, Debian.\nWe are seeking people not necessarily having experience at the technologies we use but eager to learn and contribute to our product.\nWhat you will need\nBachelor's degree in Computer Science or a related discipline\nAt least 7 years' experience in back-end platforms development with solid programming abilities in Spring Framework\nKnowledge of Relational Database technology\nKnowledge of NoSQL will be considered a plus\nPostgres, Elastic Search, Docker Swarm \nYour key attributes\nExcellent communication skills and team working mentality\nPassion for learning new technologies and eagerness to collaborate with other creative minds\nSharp and highly motivated personality \nStrong desire for exploring, evaluating, and understanding new technologies\nAbility to hit tight deadlines and work under pressure and strict attention to detail\nExcellent judgment, organizational and problem-solving skills\nExperience in working with secure code development guidelines and coding practices (i.e. OWASP, NIST)\nWhy you should apply\nWhat we offer:\nWork from anywhere policy (90-day per year)\nCompetitive remuneration package\nExtra day off on your birthday\nPerformance-based bonus scheme\nAll the tech gear you need to work smart","description_format":"text","description_chars":2809,"description_truncated":false,"requirements":{"experience_years_min":null,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[]},"benefits":[],"hiring_locations":[{"name":"Greece","iso":"GR","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Financial Software & Embedded Finance","Credit Bureaus & Rating Agencies"],"lifecycle":[{"event":"open","at":"2026-10-20T10:56:01Z"}],"visa":[],"liveness":{"score":90,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.903,"p_room":1,"age_days":9,"expected_fill_days":122,"reasons":["conf:1","velocity","win:early"],"computed_at":"2026-10-30T05:48:23Z"},"pay":null,"html_url":"https://alion.io/job/optasia-senior-software-engineer-fintech","json_url":"https://alion.io/job/optasia-senior-software-engineer-fintech.json","meta":{"generated_at":"2026-10-30T11:37:00Z","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":16610,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-31T00:00:00Z"}},"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":9066},"rest":"https://alion.io/mcp/rest/get_company?id=9066"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Foptasia-senior-software-engineer-fintech"},{"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%2Foptasia-senior-software-engineer-fintech"},{"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%2Foptasia-senior-software-engineer-fintech"},{"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/optasia-senior-software-engineer-fintech\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Foptasia-senior-software-engineer-fintech"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":2917340}},{"tool":"search_jobs","arguments":{"company":"optasia.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":2917340},"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. Docs: https://alion.io/developers"}}