{"id":2267235,"url":"https://alion.io/job/postbank-senior-integration-developer","title":"Senior Integration Developer","company":{"id":288971,"name":"Post Bank","domain":"postbank.bg","url":"https://alion.io/company/postbank-2","size_band":null,"is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":null,"truth_index":null},"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":["Sofia, Bulgaria"],"countries":["BG"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":40000,"max_usd":74000,"period":"year","method":"role_seniority_country_cell","sample_n":8},"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"CI/CD","optional":false},{"name":"Git","optional":false},{"name":"GitLab","optional":false},{"name":"Java","optional":false},{"name":"MuleSoft","optional":false},{"name":"OpenShift","optional":false},{"name":"Rest API","optional":false},{"name":"SOAP","optional":false},{"name":"Apex","optional":true}],"status":"live","first_seen_at":"2026-10-05T14:01:42Z","employer_posted_date":null,"last_verified_at":"2026-10-05T14:01:42Z","board_verified":false,"closed_at":null,"days_open":11,"trust":{"level":"not_scored","repost_count":null,"flags":[],"days_open":11},"description":"Postbank has over 35 years’ presence as one of the leaders in Bulgaria’s banking sector. The bank is a decisive factor in innovation, in shaping the country’s banking trends in recent years and award-winning for its innovation.\n\nFor our IT Division, we are currently looking for a Senior Integration Developer.\n\nMain responsibilities:\n\nDesign, develop and maintain enterprise applications as an integration middleware.\n\nCreate message flows and transformations for various third-party services and configurations.\n\nCreate architectural and technical specifications for SOA applications.\n\nApplying technology best practices.\n\nOur requirements:\n\nMust have:\n\nExperience with design and development of Web Services including REST/SOAP.\n\nGood understanding of HTTPS protocols and different data formats – XML, JSON, CSV.\n\nExperience with EAI systems – Microservices, Web-Services, SOAP, XML, XSD.\n\nGood analytical and mathematical skills.\n\nStrong communicational skills and ability to cooperate with teams.\n\nAbility to adapt to projects of various scope and nature and different levels of documentation.\n\nExperience with SOA projects.\n\nA bachelor’s or master’s degree preferably in Computer Science, Informatics or an equivalent program.\n\nExperience with Red Hat OpenShift.\n\nWorking level of English.\n\nAdvantages:\n\nKnowledge and experience with Java.\n\nExperience with IBM APP Connect (ex IBM ESB) & API Connect (IBM Integration Pack), MQMFT, or other tools for integration such as MuleSoft.\n\nKnowledge and experience with any application server.\n\nKnowledge and experience with Source Control Systems, preferably GitLab / Git.\n\nExperience with CI/CD pipelines.\n\nKnowledge and experience in DevOps teams.\n\nWhat we offer:\n\nExcellent opportunities for professional and career development in one of the leading banks in Bulgaria.\n\nCompetitive remuneration and social benefits.\n\nChallenging and interesting projects.\n\nFriendly and informal environment provided by a team of professionals with different expertise.\n\nYou will receive 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