{"id":3468042,"url":"https://alion.io/job/inventyou-mid-system-integration-architect","title":"Mid System Integration Architect","company":{"id":679317,"name":"inventYOU","domain":"inventyou.se","url":"https://alion.io/company/inventyou","size_band":null,"is_staffing_agency":true,"employer_type":"agency","is_intermediary":false,"listed_via":null,"ats_vendor":"Workable","truth_index":null},"role":"DevOps","role_family":"DevOps","seniority":"staff","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Athens, Greece"],"countries":["GR"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":40000,"max_usd":95000,"period":"year","method":"global_role_cell_scaled_by_country","sample_n":926},"experience_years_min":3,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Apache Kafka","optional":false},{"name":"AWS","optional":false},{"name":"Azure","optional":false},{"name":"ETL/ELT","optional":false},{"name":"GCP","optional":false},{"name":"MuleSoft","optional":false},{"name":"Rest API","optional":false},{"name":"SOAP","optional":false},{"name":"Apex","optional":true},{"name":"CI/CD","optional":true}],"status":"live","first_seen_at":"2026-10-29T16:00:03Z","employer_posted_date":"2026-10-29","last_verified_at":"2026-11-04T06:35:41Z","board_verified":true,"closed_at":null,"days_open":5,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":5},"description":"We are looking for a Mid-Level System Integration Architect to join our team and design and deliver robust, secure and scalable integration solutions across enterprise applications, platforms and services.\nThe role combines solid technical depth in system integration, APIs and middleware with the ability to translate business requirements into effective technical solutions. You will collaborate closely with development, infrastructure and business teams throughout the solution lifecycle.\nKey Responsibilities\nDesign and define integration architectures connecting enterprise applications, systems and services\nDevelop integration solutions leveraging APIs, middleware, messaging and event-driven architectures\nEvaluate and apply appropriate integration patterns and technologies, including REST, SOAP, ETL and asynchronous messaging\nProduce technical architecture documentation, interface specifications and integration design diagrams\nTranslate business requirements into practical technical designs\nCollaborate with development and infrastructure teams throughout implementation, testing, deployment and troubleshooting\nEnsure integration solutions meet security, performance, scalability, reliability and availability requirements\nContribute to architecture reviews and technical decisions\nContribute to continuous improvement of integration practices and standards\nRequirements\n3-5 years of relevant experience in system integration, solution design or software architecture\nHands-on experience with integration technologies and middleware platforms such as MuleSoft, Azure Integration Services, Apache Kafka or equivalent solutions\nStrong understanding of REST and SOAP APIs, messaging protocols, data transformation and integration patterns\nFamiliarity with cloud environments (Azure, AWS or GCP), microservices and distributed architectures\nGood knowledge of integration security concepts, including OAuth 2.0, authentication, authorisation and secure data exchange\nAbility to understand business requirements and translate them into effective technical designs\nExperience producing architecture documentation and interface specifications\nStrong analytical thinking and problem-solving skills\nExcellent troubleshooting abilities\nStrong communication and cross-functional collaboration skills\nAbility to work independently within established architecture guidelines\nNice to Have\nExperience with API Management platforms, Enterprise Service Bus (ESB) or iPaaS solutions\nFamiliarity with CI/CD practices, containers and DevOps environments\nExperience with enterprise integration projects in complex IT environments\nKnowledge of architecture methodologies and documentation standards\nRelevant cloud or integration platform certifications\nBenefits\nWhy join inventYOU\nWork on challenging, large-scale enterprise integration projects\nUse modern middleware, API and cloud technologies\nCollaborate with experienced architects, engineers and technology professionals\nContribute to architecture decisions and integration best practices\nContinue developing your expertise in system integration and solution 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