{"id":3530353,"url":"https://alion.io/job/danske-bank-senior-software-engineer-c-net","title":"Senior Software Engineer - C#/.NET","company":{"id":714170,"name":"Danske Bank","domain":"danskebank.com","url":"https://alion.io/company/danskebank-5","size_band":"5000+","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Oracle","truth_index":{"grade":"A","score":100,"open_postings":5,"ghost_share":0,"stale_share":0,"repost_share":0,"time_to_fill_p50_days":22,"computed_at":"2026-11-02T06:13:15Z"}},"role":"Backend","role_family":"Backend","seniority":"senior","employment_type":null,"work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"explicit","locations":["Aarhus, Denmark","Copenhagen, Denmark","Aalborg, Denmark"],"countries":["DK"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":83000,"max_usd":172000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":9},"experience_years_min":null,"visa_sponsorship":true,"relocation_package":false,"has_equity":false,"technologies":[{"name":".NET","optional":false},{"name":"C#","optional":false},{"name":"CI/CD","optional":false},{"name":"Ethereum","optional":false},{"name":"Least Privilege","optional":false},{"name":"Rest API","optional":false},{"name":"SQL","optional":false},{"name":"Token Standards","optional":false}],"status":"live","first_seen_at":"2026-10-30T11:49:11Z","employer_posted_date":"2026-10-30","last_verified_at":"2026-11-03T03:02:36Z","board_verified":true,"closed_at":null,"days_open":3,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":3},"description":"Senior Software Engineer, Digital Assets\nDanske Bank's Digital Assets team is looking for a Senior Software Engineer with strong C#/.NET experience. You will build dependable backend services, connect systems and contribute to our technical decisions and engineering practices.\nThe role\nYour work will include designing and developing an orchestration layer linking core banking systems with custody, wallet and blockchain services. Secure APIs, messaging, data handling and reliable transaction processing will be central to the role.\nWorking closely with the Technical Lead and Product Owner, you will take solutions from design through implementation, testing, deployment and ongoing support. You will also collaborate with specialists in architecture, security and operations across the bank.\nWhat you bring\nProven C# and modern .NET skills, demonstrated through backend software you have delivered and supported in production.\nGood API design and integration skills, covering REST, service authentication and asynchronous communication.\nExperience with relational data modelling and SQL, including transaction handling and query performance.\nPractical knowledge of automated testing, containers, CI/CD and diagnosing services in production.\nThe judgement to turn incomplete requirements into testable delivery steps, explain trade-offs, seek feedback and take ownership of your work.\nClear spoken and written English, with the ability to collaborate across technical and business teams.\nWe encourage continuous learning and thoughtful use of development tools, including AI, alongside sound review and testing habits.\nYour day-to-day work\nDevelop and maintain C#/.NET backend services with clear interfaces and maintainable code.\nBuild the orchestration services connecting core banking systems to external digital-asset platforms.\nDesign relational data models and use SQL for consistent, efficient data handling.\nImplement integrations through REST APIs, SDKs, webhooks and messaging, using authentication such as OAuth 2.0 and mutual TLS.\nBuild idempotent transaction workflows with clear status tracking, retry behaviour and operational exception handling.\nWork with security specialists to integrate established signing and key-management services, applying least privilege, separation of duties and secure credential handling. Ensure signing operations remain auditable.\nWrite unit and integration tests and contribute to peer reviews.\nHelp automate builds and releases through CI/CD and containerised deployment.\nInstrument services with logs, metrics and alerts, investigate issues and improve reliability and performance.\nDocument design decisions, share knowledge and support colleagues through mentoring.\nUseful additional experience\nPrevious blockchain experience is not required. Any of the following would be an advantage:\nCloud and delivery: infrastructure as code, container platforms, performance testing, monitoring or recovery planning.\nWallet and custody connectivity: working with provider APIs, SDKs and webhooks for wallet provisioning, transaction submission and status updates.\n Signing and key protection: hardware security modules (HSMs), multi-party computation (MPC), PKCS#11, key derivation using BIP32 or SLIP-0010, or controls for key lifecycle management, backup and recovery.\nBlockchain transactions: Ethereum or other EVM-compatible networks, ERC-20 transfers, gas and nonce handling, finality or chain reorganisations.\nBanking and payment systems: core-banking integration, SEPA Instant or financial messaging based on ISO 20022.\nRegulated software delivery: familiarity with AML/KYC, the Travel Rule, on-chain screening, MiCA or DORA.\nWhy join the team\nInfluence over solution design, technical choices and engineering practices.\nHands-on development alongside our Technical Lead, Product Owner and colleagues across the bank.\nThe opportunity to deepen your knowledge of digital assets within an established financial institution.\nScope to share your expertise, mentor others and improve how the team builds, tests and runs software.\nWorkplace and application\nLocation: Denmark\nWorkplace: Hybrid setup, 3 days a week in office.\nRelocation: No relocation or visa sponsorship offered\nSounds interesting?\nPlease submit your motivated application and your CV as soon as possible.\nApplication deadline is November 11th. Interviews will be helt through-out November\nIf you have any questions, please reach out to Søren Ørding Olsen  or Philip Nedergaard Hjulskov ","description_format":"text","description_chars":4535,"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":[{"language":"English","level":"All levels","optional":false}]},"benefits":["Continuous learning"],"hiring_locations":[{"name":"Denmark","iso":"DK","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Blockchain & Crypto","Commercial & Retail Banks","Wealth Management & Financial Advisors","Hotels & Resorts"],"lifecycle":[{"event":"open","at":"2026-10-30T15:50:41Z"}],"visa":[],"liveness":{"score":90,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.903,"p_room":1,"age_days":2,"expected_fill_days":22,"reasons":["conf:4","velocity","win:early"],"computed_at":"2026-11-02T06:13:15Z"},"pay":null,"html_url":"https://alion.io/job/danske-bank-senior-software-engineer-c-net","json_url":"https://alion.io/job/danske-bank-senior-software-engineer-c-net.json","meta":{"generated_at":"2026-11-03T03:30:46Z","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":4741,"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":714170},"rest":"https://alion.io/mcp/rest/get_company?id=714170"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fdanske-bank-senior-software-engineer-c-net"},{"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%2Fdanske-bank-senior-software-engineer-c-net"},{"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%2Fdanske-bank-senior-software-engineer-c-net"},{"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/danske-bank-senior-software-engineer-c-net\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fdanske-bank-senior-software-engineer-c-net"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":3530353}},{"tool":"search_jobs","arguments":{"company":"danskebank.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":3530353},"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"}}