{"id":3941558,"url":"https://alion.io/job/accenture-senior-mainframe-developer-2","title":"Senior Mainframe Developer","company":{"id":271,"name":"Accenture","domain":"accenture.com","url":"https://alion.io/company/accenture","size_band":"5000+","is_staffing_agency":false,"employer_type":"services","is_intermediary":false,"listed_via":null,"ats_vendor":"Workday","truth_index":{"grade":"A","score":100,"open_postings":2116,"ghost_share":0.001,"stale_share":0.17,"repost_share":0.006,"time_to_fill_p50_days":5,"computed_at":"2026-11-08T05:47:12Z"}},"role":"Enterprise Apps","role_family":"Enterprise Apps","seniority":"senior","employment_type":"full_time","work_mode":"remote","remote_scope":"stated_countries","remote_scope_basis":"board_field","remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Warsaw, Poland","Katowice, Poland","Poland"],"countries":["PL"],"hiring_countries":["PL"],"hiring_countries_total":1,"salary":null,"salary_estimate":null,"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":true,"technologies":[{"name":"CICS","optional":false},{"name":"COBOL","optional":false},{"name":"Db2","optional":false},{"name":"JCL","optional":false},{"name":"SQL","optional":false},{"name":"Bitbucket","optional":true},{"name":"CI/CD","optional":true},{"name":"GDPR","optional":true},{"name":"Git","optional":true}],"status":"live","first_seen_at":"2026-11-06T00:00:00Z","employer_posted_date":"2026-11-06","last_verified_at":"2026-11-08T15:41:45Z","board_verified":true,"closed_at":null,"days_open":2,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":2},"description":"WHO WE ARE:\nAccenture is a leading global professional services company that helps the world’s leading businesses, governments, and other organizations build their digital core, optimize their operations, accelerate revenue growth, and enhance citizen services. We offer solutions and assets across Strategy & Consulting, Technology, Operations, Industry X, and Accenture Song. For more information about Accenture Technology Poland, please visit our website: Poland | Let There Be Change | Accenture.\nTHE WORK:\nDevelop and maintain strategic IBM Mainframe applications supporting critical business processes in the banking sector while demonstrating a commitment to constant progress and high-quality delivery.\n\nAnalyze business requirements and design scalable solutions using COBOL, JCL, CICS, z/OS, and DB2, with a passion for personal development and continuous improvement.\n\nDiagnose and resolve production issues, optimize application performance, and implement enhancements with a proactive approach to skill enhancement.\n\nCollaborate with international project teams on modernization initiatives, integrating established Mainframe technologies with automation and AI-driven solutions while being motivated to embrace new opportunities.\n\nSupport knowledge sharing and mentor less experienced developers, fostering a culture of continuous learning and technical excellence.\n\nFlexible: The work location for this role may include a mix of working remotely, onsite at a client or in an Accenture office depending on specific project circumstances. With all our roles, there is some in-person time for collaboration, learning and building relationships with clients, peers, leaders, and communities. As an employer, we will be as flexible as possible to support your specific work/life needs.\nWHAT’S IN IT FOR YOU?\nWork on business-critical systems serving millions of users every day.\n\nGain experience in international projects delivered for leading organizations in the financial services sector.\n\nCombine proven Mainframe technologies with modern solutions in automation and AI.\n\nAccess continuous learning opportunities, supported by training programs and certifications aligned with your career goals.\n\nCollaborate with experienced specialists in an environment that values knowledge sharing, innovation, and professional growth.\n\nHERE’S WHAT YOU’LL NEED:\nMinimum 5 years of commercial experience in development and maintenance of IBM Mainframe applications.\n\nStrong knowledge of COBOL, JCL, CICS, and z/OS.\n\nPractical experience working with DB2 databases, including SQL development, query optimization, and data analysis.\n\nAbility to analyze business requirements and independently design and implement technical solutions.\n\nExperience troubleshooting production issues and optimizing existing applications.\n\nProactive, self-driven approach with accountability for delivered solutions.\n\nAbility to collaborate effectively within international project teams.\n\nEnglish proficiency at minimum B2 level.\n\nResearch indicates that some candidates, especially the most diverse ones, may hesitate to apply for positions if they don't meet all requirements. If you believe you possess the necessary skills, even if not meeting every requirement, we wholeheartedly encourage you to submit your application.\nBONUS POINTS IF YOU HAVE:\nExperience working with Git, Bitbucket, and CI/CD processes in Mainframe environments.\n\nProfessional experience within banking, financial services, or insurance sectors.\n\nKnowledge of Mainframe modernization initiatives and AI-supported software development practices.\n\nExperience mentoring or supporting junior developers in their professional growth.\n\nWHAT WE OFFER?\nPermanent employment contract.\n\nIndividual support of a People Lead and a specific path of professional development, as well as the possibility of a session with a Coach.\n\nA wide training package (soft, technical, and language training offer, access to e-learning platforms, Gallup test, GenAI training, possibility of co-financing courses, and certification).\n\nEmployee Assistance Program - legal, financial, and psychological consultations.\n\nAccenture employees eligible for the Employee Share Purchase Plan automatically become eligible for quarterly dividends if they own company shares.\n\nPaid employee referral program.\n\nPrivate medical care, life insurance.\n\nAccess to the MyBenefit platform (possibility of using a wide range of products and services, including the Multisport card).\n\nWHAT WE BELIEVE:\nAccenture does not discriminate against employment candidates based on race, religion, color, sex, age, disability, national origin, political beliefs, trade union membership, ethnicity, denomination, sexual orientation, or any other basis impermissible under Polish law. All our leaders are committed to building a better, stronger, and more durable company for future generations to create positive, long-lasting change. Inclusion and diversity are fundamental to our culture and core values. Our rich diversity makes us more innovative and creative, which helps us better serve our clients and our communities. Our position as a partner to many of the world’s leading businesses, organizations, and governments affords us both an extraordinary opportunity and a tremendous responsibility to make a difference. Sustainability is one of our greatest responsibilities, and we embed it into everything we do and for everyone we work with.\nWhen applying, please enclose the below statements:\nClicking apply I hereby express my consent to process my personal data included in my job offer by Accenture Sp. z o.o. or any other entity of the Accenture group for recruitment purposes, and that it is a data controller within the meaning of GDPR. More information about Accenture (and if necessary also its representative) can be found here: https://www.accenture.com/pl-pl/privacy-policy\nAbout Accenture\nAccenture is a leading global professional services company that helps the world’s leading businesses, governments and other organizations build their digital core, optimize their operations, accelerate revenue growth and enhance citizen services-creating tangible value at speed and scale. We are a talent- and innovation-led company with approximately 791,000 people serving clients in more than 120 countries. Technology is at the core of change today, and we are one of the world’s leaders in helping drive that change, with strong ecosystem relationships. We combine our strength in technology and leadership in cloud, data and AI with unmatched industry experience, functional expertise and global delivery capability. Our broad range of services, solutions and assets across Strategy & Consulting, Technology, Operations, Industry X and Song, together with our culture of shared success and commitment to creating 360° value, enable us to help our clients reinvent and build trusted, lasting relationships. We measure our success by the 360° value we create for our clients, each other, our shareholders, partners and communities.Visit us atwww.accenture.com\nEqual Employment Opportunity Statement\nWe believe that no one should be discriminated against because of their differences. All employment decisions shall be made without regard to age, race, creed, color, religion, sex, national origin, ancestry, disability status, sexual orientation, gender identity or expression, marital status, citizenship status or any other basis as protected by applicable law. 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