{"id":184056,"url":"https://alion.io/job/smartly-senior-software-engineer-identity-and-access-management-system","title":"Senior Software Engineer - Authorisation","company":{"id":56692,"name":"Smartly","domain":"smartly.io","url":"https://alion.io/company/smartly-io","size_band":"501-1000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Greenhouse","truth_index":{"grade":"A","score":90,"open_postings":32,"ghost_share":0,"stale_share":0.406,"repost_share":0,"time_to_fill_p50_days":55,"computed_at":"2026-10-25T05:49:26Z"}},"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":"structured","locations":["Helsinki, Finland"],"countries":["FI"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":63000,"max_usd":126000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":23},"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":true,"technologies":[{"name":"Apache Kafka","optional":false},{"name":"Docker","optional":false},{"name":"Knex.js","optional":false},{"name":"Kubernetes","optional":false},{"name":"Node JS","optional":false},{"name":"PostgreSQL","optional":false},{"name":"TypeScript","optional":false},{"name":"JavaScript","optional":true}],"status":"live","first_seen_at":"2026-03-11T12:14:13Z","employer_posted_date":"2026-10-20","last_verified_at":"2026-10-26T04:35:10Z","board_verified":true,"closed_at":null,"days_open":228,"trust":{"level":"stale","repost_count":0,"flags":["stale"],"days_open":227},"description":"Are you an enthusiastic Software Engineer who’s ready to embark on new challenges and take your career to new heights? Join our team at Enigma in Helsinki as a Senior Software Engineer, and play a pivotal role in building our secure and scalable Identity and Access Management system.\nAbout the Team:\nAs part of the Infrastructure Group at Smartly, Enigma builds and operates the systems that govern access across our SaaS platform. The team focuses primarily on authorisation: determining what users, teams, services and customers are allowed to access, and enforcing those decisions reliably across a complex, distributed product.\nWe solve challenging problems around:\nFine-grained authorisation across platform modules and customer environments.\n\nRole-Based Access Control (RBAC) and permission modelling.\n\nPolicy design, evaluation and enforcement.\n\nService-to-service access and delegated permissions.\n\nScalable access-control systems for multi-tenant SaaS.\n\nAuditable and observable authorisation decisions.\n\nSupporting identity and authentication signals where they are required for access decisions.\n\nBilling operations and the Billing Engine.\n\nAuthentication and login technologies, including Single Sign-On (SSO), SAML and OpenID, are relevant to the wider domain but are not the primary focus of this position. The main focus is building robust authorisation capabilities on top of identity and authentication signals.\nWe develop and maintain microservices built mainly using TypeScript, NodeJS, Koa, KnexJS, Postgres and Kafka, running in our Kubernetes clusters. This role is focused on the authorisation domain within the Enigma team.\nCheck out ourEngineering at Smartly site to learn how our engineering and product development work.\nAs a Senior Software Engineer, You Will:\nArchitect, design and document scalable authorisation systems for complex, distributed and multi-tenant environments\nDesign permission models, access-control policies and evaluation flows that can be applied consistently across Smartly’s platform\nBuild and maintain services responsible for making and enforcing access decisions across multiple products and modules.\nTranslate architectural designs into maintainable, robust and high-quality code, primarily using NodeJS and TypeScript.\nDevelop APIs and service integrations that enable other backend services and frontend applications to consume authorisation capabilities.\nConsider consistency, performance, availability, security and auditability when designing authorisation systems.\nEstablish patterns and best practices for integrating access checks into services across the wider platform.\nImprove the observability, testing and operational reliability of authorisation decisions.\nCollaborate with Product, Infrastructure, Security, Engineering and Support teams to translate business and customer requirements into viable access-control solutions.\nMentor other engineers and contribute to engineering standards, technical design reviews and ways of working.\nHelp shape the future architecture of Smartly’s authorisation platform.\nWhat We’re Looking For:\nAt least 5 years of experience designing, architecting and building robust, complex and distributed web applications, with system-level design as a core responsibility.\n\nStrong experience designing and implementing authorisation, access-control or permission systems in production.\n\nA clear understanding of concepts such as:\nRBAC and permission modelling.\n\nPolicy-based access control.\n\nFine-grained or resource-level permissions.\n\nMulti-tenant access control.\n\nService-to-service authorisation.\n\nDelegation and impersonation.\n\nPolicy evaluation, enforcement and auditing.\n\nStrong backend development skills with NodeJS and TypeScript.\n\nProfessional experience selecting, documenting and applying architectural and design patterns.\n\nExperience building APIs and distributed services that need to be secure, scalable, highly available and maintainable.\n\nGood understanding of data modelling and persistence technologies such as Postgres, as well as event-driven systems such as Kafka.\n\nExperience working with containerised services and cloud-native infrastructure, particularly Docker and Kubernetes.\n\nThe ability to reason about complex systems and translate ambiguous business requirements into clear technical solutions.\n\nStrong written and verbal communication skills in English.\n\nA collaborative and pragmatic approach, with the ability to work effectively across Product, Engineering, Infrastructure and Support teams.\n\nAbility to work hybridly, spending at least 3 days a week in our Helsinki office.\nWhat We Offer You:\nInclusive Culture: Join a team of over 750 Smartlies representing more than 60 nationalities across 24 locations in 13 countries, and we foster a culture built on trust, transparency, and open feedback.\nGlobal Impact: Be part of a company making a global impact, directly influencing our customers and business growth.\nWellbeing Focus: Enjoy generous healthcare packages, mental health services, and a healthy work-life balance with paid holidays and family leave.\nTotal Rewards: Benefit from equity options, performance-based rewards, competitive compensation, and ample career development opportunities.\nHybrid Workplace: Experience a hybrid work model, balancing office and remote work, with the option to work abroad for up to 30 days.\nSmartly is committed to being the best place to work for growth-minded individuals to thrive - explore more in ourCulture Handbook!\nWhat to Expect from Our Recruitment Experience:\nMeet your Recruiter: Get to know each other and learn about working at Smartly.io.\nMeet the Team Lead: Gain deeper insights into your future team.\nMeet the Team in Technical Interviews: Engage in interactive coding and Systems Design discussions with the team.\nMeet the Leadership in a Final Meeting: A brief discussion with our Engineering Director.\nApply Now and Shape Your Future with Smartly.io!\nAbout Smartly\nSmartly is the AI-powered advertising technology company transforming ad experiences for brands and their consumers. Our comprehensive advertising platform seamlessly integrates the capabilities of media, creative, and intelligence to power more than 800 billion impressions and generate more than 300 billion creatives annually, delivering tangible business outcomes for brands and advertisers.\nSmartly is the only company in the industry recognized as a Leader in The Forrester Wave: Creative Advertising Technologies with PwC validating the results it delivers for brands. We manage creative and media for 700+ brands worldwide and $6B in ad spend across the largest media platforms, including Facebook, Google, Instagram, Pinterest, Snap, and TikTok. Our end-to-end technology, unmatched access to media platforms and exceptional customer service help Fortune 500 brands to reach and engage consumers and learn what performs best.Smartly is a multinational and diverse team of 750+ Smartlies from 60+ nationalities, working in 13 countries. Together, we want to create and maintain an inclusive environment where everyone feels respected and heard. Our Diversity, Equity & Inclusion approach is at the heart of it.\nVisit Smartly to learn more.\nThe processing of your information is described in our Candidate Privacy Notice.","description_format":"text","description_chars":7292,"description_truncated":false,"requirements":{"experience_years_min":5,"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":["Equity","Hybrid work","Parental leave"],"hiring_locations":[{"name":"Finland","iso":"FI","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Advertising","Marketing & Sales AI"],"lifecycle":[{"event":"open","at":"2026-09-01T09:39:09Z"}],"visa":[],"liveness":{"score":14,"band":"cold","label":"Long shot","p_open":1,"p_active":0.494,"p_room":0.28,"age_days":227,"expected_fill_days":55,"reasons":["conf:0","velocity","win:tail","crowd:"],"computed_at":"2026-10-25T05:49:26Z"},"pay":null,"html_url":"https://alion.io/job/smartly-senior-software-engineer-identity-and-access-management-system","json_url":"https://alion.io/job/smartly-senior-software-engineer-identity-and-access-management-system.json","meta":{"generated_at":"2026-10-26T05:15:15Z","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":7023,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-27T00:00:00Z"}},"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":56692},"rest":"https://alion.io/mcp/rest/get_company?id=56692"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fsmartly-senior-software-engineer-identity-and-access-management-system"},{"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%2Fsmartly-senior-software-engineer-identity-and-access-management-system"},{"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%2Fsmartly-senior-software-engineer-identity-and-access-management-system"},{"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/smartly-senior-software-engineer-identity-and-access-management-system\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fsmartly-senior-software-engineer-identity-and-access-management-system"}]}