{"id":1767788,"url":"https://alion.io/job/caladan-senior-software-engineer","title":"Senior Software Engineer","company":{"id":2238188,"name":"Caladan","domain":"caladan.xyz","url":"https://alion.io/company/caladan-xyz","size_band":null,"is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Greenhouse","truth_index":{"grade":"B","score":75,"open_postings":3,"ghost_share":0,"stale_share":1,"repost_share":0,"time_to_fill_p50_days":null,"computed_at":"2026-10-06T05:45:30Z"}},"role":"Backend","role_family":"Backend","seniority":"senior","employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Singapore"],"countries":["SG"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":48000,"max_usd":105000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":101},"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Apache Kafka","optional":false},{"name":"C#","optional":false},{"name":"C++","optional":false},{"name":"CI/CD","optional":false},{"name":"DeFi","optional":false},{"name":"Git","optional":false},{"name":"Linux","optional":false}],"status":"live","first_seen_at":"2023-10-24T10:18:03Z","employer_posted_date":"2026-10-02","last_verified_at":"2026-10-07T00:12:00Z","board_verified":true,"closed_at":null,"days_open":1078,"trust":{"level":"stale","repost_count":0,"flags":["stale"],"days_open":1077},"description":"As a Senior Engineer you’ll be surrounded by smart and motivated colleagues with complimentary skillsets, offering a great platform for you to contribute ideas, commit code and help the team achieve tangible results.\nWhat you'll be doing\nWorking as a part of a broader trading platform development team, you will:\nDesign, build and maintain a highly performant, highly available adaptive trading platform providing access to a broad range of CeFi, DeFi and OTC liquidity sources.\nUse software development methodologies to implement and extend order management, compliance, exchange connectivity, market data, and routing functionality.\nDesign and implement our next-generation real-time trading platform.\nManage and support the operation of our global trading system, troubleshooting and debugging issues.\nWork closely with traders and the business development department to implement new ideas swiftly.\nMentor less experienced team members, act as a role model and support their professional growth.\nThe Ideal Candidate\nExperienced in implementing infrastructure components facilitating high volume, low latency trading within a prop trading firm or hedge fund.\nTrack record of building highly performant, distributed and optimised (high throughput and/or low latency) systems in C# or modern C++ (>= 11) in a modern Linux environment.\nOutcome focused - able to balance speed to market and building highly available and robust platforms.\nExposure to meta programming, Git, CI/CD, unit/integration testing, Kafka, FIX, Cloud\nProactive communicator, willing to voice opinions but able to disagree and commit\nKnowledge of OMS/PMS platforms, exchange connectivity or high volume OTC trading would be advantageous.\nCompensation & Benefits\nCompetitive salary based on experience\nParticipation in company bonus pool\nDaily catered lunch\nHealth insurance and wellness benefits\nUnlimited vacation policy\nAbout Caladan\nCaladan is a principal trading firm specializing in digital assets. We support exchanges, tokens, and institutional investors with market-making, tailored API liquidity, OTC options, and investments. Founded in 2017, we have traded continuously through every market cycle, powering over $170B in annual volume across 1000+ assets.","description_format":"text","description_chars":2239,"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":["Health insurance"],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Blockchain & Crypto","Cryptocurrencies","DeFi"],"lifecycle":[{"event":"open","at":"2026-10-03T14:30:01Z"}],"visa":[],"liveness":{"score":5,"band":"cold","label":"Long shot","p_open":1,"p_active":0.19,"p_room":0.28,"age_days":1077,"expected_fill_days":23,"reasons":["conf:0","win:tail","crowd:"],"computed_at":"2026-10-06T05:45:30Z"},"pay":null,"html_url":"https://alion.io/job/caladan-senior-software-engineer","json_url":"https://alion.io/job/caladan-senior-software-engineer.json","meta":{"generated_at":"2026-10-07T01:59:03Z","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","counted_by":"address","units_charged":1,"used_today":3207,"day_limit":5000,"remaining_today":1793,"minute_limit":60,"resets_at":"2026-10-08T00:00:00Z"}},"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":2238188},"rest":"https://alion.io/mcp/rest/get_company?id=2238188"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fcaladan-senior-software-engineer"},{"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%2Fcaladan-senior-software-engineer"},{"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%2Fcaladan-senior-software-engineer"},{"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/caladan-senior-software-engineer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fcaladan-senior-software-engineer"}]}