{"id":3409669,"url":"https://alion.io/job/oliver-james-associates-analyst-developer-mainframe-cobol-pl1","title":"Analyst / Developer Mainframe (Cobol / PL1)","company":{"id":4413055,"name":"Oliver James Associates","domain":"ojassociates.com","url":"https://alion.io/company/oliver-james-associates","size_band":null,"is_staffing_agency":true,"employer_type":"agency","is_intermediary":false,"listed_via":null,"ats_vendor":null,"truth_index":null},"role":"Enterprise Apps","role_family":"Enterprise Apps","seniority":null,"employment_type":"full_time","work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Brussels, Belgium"],"countries":["BE"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"CICS","optional":false},{"name":"Db2","optional":false},{"name":"GitHub","optional":false},{"name":"Java","optional":false},{"name":"JCL","optional":false},{"name":"Rest API","optional":false},{"name":"SQL","optional":false},{"name":"COBOL","optional":true}],"status":"live","first_seen_at":"2026-10-28T17:23:00Z","employer_posted_date":null,"last_verified_at":"2026-10-28T17:23:00Z","board_verified":false,"closed_at":null,"days_open":0,"trust":{"level":"not_scored","repost_count":null,"flags":[],"days_open":0},"description":"🖥️ Mainframe Analyst Developer (Medior / Senior)\n\nReady to take ownership of complex systems and contribute to meaningful digital transformation?\n\nWe're looking for an experienced Mainframe Analyst Developer who enjoys designing reliable, scalable solutions and ensuring the continuity of critical applications that serve thousands of users every day.\n\nThis is an opportunity to join a human-centered organization where your expertise is valued, your ideas make a difference, and your work-life balance truly matters.\n\n🎯 Your role\n\nAs a key member of our development team, you will:\n\nLead the technical analysis, design, development, and maintenance of core business applications\n\nWork on multiple layers - from business logic to system integration and user interfaces\n\nTranslate functional needs into robust, long-term technical solutions\n\nEnsure the stability, performance, and quality of existing systems while contributing to modernization initiatives\n\nCollaborate closely with internal teams and act as a technical reference for less experienced developers\n\nDocument and communicate your work clearly to both technical and business stakeholders\n\n🧠 Your profile\n\nBachelor's or Master's degree in IT, Computer Science, or equivalent experience\n\n5+ years of experience in software development, ideally with Mainframe systems\n\nProficient in procedural programming languages such as C, Cobol, or PL/1\n\nSolid understanding of relational databases (SQL, DB2, etc.)\n\nLanguages:\n\nStrong written and spoken command of French and/or Dutch\n\nGood working knowledge of technical English\n\nAdditional assets:\n\nExperience with z/OS, PL/1, CICS, JCL, SOA/ESB, TWS, Web Services, or Java.\n\nKnowledge of accounting principles or financial applications.\n\nStrong analytical and problem-solving mindset with a focus on system reliability and performance.\n\n💡 What defines you\n\nYou're results-oriented and motivated by technical excellence.\n\nYou value quality, precision, and structured work.\n\nYou're autonomous but thrive in a collaborative environment.\n\nYou take initiative and enjoy improving processes and solutions.\n\nYou communicate clearly and enjoy being a trusted technical advisor.\n\n💼 What we offer\n\nPermanent contract with a competitive salary aligned with your experience\n\nMeal vouchers, year-end bonus, group and hospital insurance\n\nA 35-hour work week promoting true work-life balance\n\nA stable and friendly work environment where your expertise has real impact and your career can grow\n\n💬 Apply Now\n\nIf you're an experienced Mainframe Developer who wants to work on challenging, business-critical systems in a supportive environment, we'd love to meet you.\n\n Company description\n Established in 2002, Oliver James is a global recruitment partner with specialist teams in the Financial Services, Professional Services, and Commerce & Industry sectors. \n\nOur values of innovation, passion, adaptability, partnership, respect and excellence underpin the working practices we adopt across 15 offices worldwide. These behaviours are showcased by expert consultants who place up to C-suite level talent in permanent and interim positions through both contingency and executive search solutions. \n\nThe key to this service is our proactive search methodology; before we start working in a particular area, we spend a minimum of 12 months mapping the market. This ensures thorough knowledge of the talent pool, excellence in delivery and long-term value - all part of our commitment to building lasting relationships.\n\n Show full description\n\n Save my application\n\n You are already registered\n\n Confirmation\n\n Oliver James Associates - Analyst / Developer Mainframe (Cobol / PL1)\n Oliver James Associates\n\n Apply\n\n Similar offers\n\n Satellit - Senior Architect (Management IT System)\n Brussels - RESTful APIs, Code review, GitHub\n\n UZ Brussel - Medior / Senior Software Engineer Java\n Brussels - EPR, OO design, Primuz, Swing\n\n Oliver James Associates - Data Functional Analyst\n Brussels - Adabas, Mapping Rulebooks\n\n Sparagus - Cobol Programmer\n Brussels - test, Maintain, functionalities \n\n Similar job postings based on the criteria : \n Business Analyst Full-stack Developer Application / Software Architect SQL Mainframe Cobol PL1 Java / J2EE SOA DB2 \n\nTo keep a record of your application, ictjob will automatically create an account for you.\n\n Your application has been registered.\r\nYour login has been sent by email.\n\n ictjob.be\n\n Who are we?\n\n Sitemap\n\n Terms of Use\n\n Privacy Statement\n\n Partners\n\n Contact us\n\n Candidates\n\n Browse jobs\n\n Create your CV\n\n Create Job Alert\n\n Search jobs by company\n\n Find an IT training\n\n Recruiters\n\n Post a job\n\n CV search\n\n Create an IT internship posting\n\n Ask for a custom quote\n\n ictjob.be\n\n ictjob.lu\n\n Contact\n\n Legal notices","description_format":"text","description_chars":4759,"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":["Commerce"],"lifecycle":[{"event":"open","at":"2026-10-28T17:23:00Z"}],"visa":[],"liveness":{"score":54,"band":"ok","label":"Likely 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