{"id":2527739,"url":"https://alion.io/job/costar-senior-martech-platform-engineer","title":"Senior MarTech Platform Engineer","company":{"id":15350,"name":"CoStar Group","domain":"costar.com","url":"https://alion.io/company/costar","size_band":null,"is_staffing_agency":false,"employer_type":"direct","is_intermediary":true,"listed_via":null,"ats_vendor":"Eightfold","truth_index":null},"role":"DevOps","role_family":"DevOps","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":["Sydney, Australia"],"countries":["AU"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":65000,"max_usd":179000,"period":"year","method":"global_role_cell_scaled_by_country","sample_n":2792},"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":".NET","optional":false},{"name":"C#","optional":false},{"name":"Digital Twin","optional":false},{"name":"Java","optional":false},{"name":"Snowflake","optional":false},{"name":"TypeScript","optional":false}],"status":"live","first_seen_at":"2026-10-08T00:00:00Z","employer_posted_date":"2026-10-08","last_verified_at":"2026-10-14T19:27:23Z","board_verified":true,"closed_at":null,"days_open":6,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":6},"description":"Senior MarTech Platform EngineerJob Description\nSenior MarTech Platform Engineer\nAbout the Role\nAt Domain (part of the CoStar Group), we're looking for a Senior MarTech Platform Engineer to help build and evolve the technology that powers our customer engagement and marketing capabilities.\nWorking across Marketing, Product, Data, and Engineering, you'll design and support integrations, customer data solutions, and marketing platforms that enable personalised customer experiences at scale.\nThis is a hands-on engineering role focused on platform implementation, system integration, automation, and customer data enablement.\nWhat You'll Do\nBuild and support integrations across Domain's MarTech ecosystem.\nImplement and enhance Customer Data Platform (CDP) capabilities.\nDevelop APIs, services, and event-driven solutions that connect customer, marketing, and data platforms.\nEnable reliable customer data flows across the business.\nSupport audience segmentation, personalisation, and lifecycle marketing initiatives.\nPartner with Marketing, Product, Data, and Engineering teams to deliver business outcomes.\nContribute to platform architecture, technical design, and engineering best practices.\nIdentify opportunities to improve automation, scalability, and reliability.\nWhat You'll Bring\nMarTech Experience\nExperience working with MarTech platforms and customer data solutions, including exposure to technologies such as:\nCustomer Data Platforms (CDPs)\nTealium\nBraze\nGA4\nMixpanel\nSnowflake\nMarketing Automation and Lifecycle Marketing platforms\nTechnical Experience\nStrong software engineering and integration experience, including:\nC#/.NET, TypeScript, or Java\nAPI development and system integrations\nCloud platforms and services\nEvent-driven architectures\nData and platform integration projects\nModern software engineering practices\nAbout You\nStrong problem-solving and analytical skills.\nComfortable working with both technical and non-technical stakeholders.\nAble to balance business needs with technical solutions.\nOwnership mindset with a focus on outcomes.\nCollaborative, adaptable, and eager to learn.\nPassionate about building scalable technology that delivers great customer experiences.\nAbout Domain (part of the CoStar Group)\nDomain is a leading property technology and services marketplace that is home to one of the largest portfolios of property brands in Australia, including the Domain, Allhomes and Commercial Real Estate (CRE) platforms. In 2025, Domain became part of CoStar Group - a global leader in commercial real estate information, analytics, online marketplaces and 3D digital twin technology. We are dedicated to digitising the world’s real estate, empowering all people to discover properties, insights, and connections that improve their businesses and lives\nCoStar Group is an Equal Employment Opportunity Employer; we maintain a drug-free workplace and perform pre-employment substance abuse testing","description_format":"text","description_chars":2936,"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":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Artificial Intelligence","Commerce","Real Estate","Commercial Real Estate"],"lifecycle":[{"event":"open","at":"2026-10-14T12:24:44Z"}],"visa":[],"liveness":{"score":85,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.849,"p_room":1,"age_days":6,"expected_fill_days":23,"reasons":["conf:2","win:early","comp:brand"],"computed_at":"2026-10-14T21:55:51Z"},"pay":null,"html_url":"https://alion.io/job/costar-senior-martech-platform-engineer","json_url":"https://alion.io/job/costar-senior-martech-platform-engineer.json","meta":{"generated_at":"2026-10-14T21:55:51Z","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":29390,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-15T00:00:00Z"}},"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":15350},"rest":"https://alion.io/mcp/rest/get_company?id=15350"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fcostar-senior-martech-platform-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%2Fcostar-senior-martech-platform-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%2Fcostar-senior-martech-platform-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/costar-senior-martech-platform-engineer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fcostar-senior-martech-platform-engineer"}]}