{"id":3072577,"url":"https://alion.io/job/marsh-mclennan-analytics-application-engineerdeveloper","title":"Analytics Application Engineer/Developer","company":{"id":1769686,"name":"Marsh McLennan","domain":"marshmclennan.com","url":"https://alion.io/company/marshmclennan","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Workday","truth_index":{"grade":"B","score":81,"open_postings":79,"ghost_share":0,"stale_share":0.949,"repost_share":0,"time_to_fill_p50_days":11,"computed_at":"2026-10-27T05:46:45Z"}},"role":"Analytics","role_family":"Analytics","seniority":"middle","employment_type":"full_time","work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Lisbon, Portugal"],"countries":["PT"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":29000,"max_usd":67000,"period":"year","method":"global_role_cell_scaled_by_country","sample_n":1854},"experience_years_min":3,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Agile","optional":false},{"name":"Angular","optional":false},{"name":"Bootstrap","optional":false},{"name":"CI/CD","optional":false},{"name":"Docker","optional":false},{"name":"Express","optional":false},{"name":"FastAPI","optional":false},{"name":"Git","optional":false},{"name":"JavaScript","optional":false},{"name":"Kubernetes","optional":false},{"name":"Node JS","optional":false},{"name":"Python","optional":false},{"name":"React.js","optional":false},{"name":"Sass","optional":false},{"name":"SQL","optional":false},{"name":"Tailwind CSS","optional":false},{"name":"TypeScript","optional":false},{"name":"Material UI","optional":true}],"status":"live","first_seen_at":"2026-09-10T00:00:00Z","employer_posted_date":"2026-09-10","last_verified_at":"2026-10-27T10:29:29Z","board_verified":true,"closed_at":null,"days_open":47,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":47},"description":"Company:\nOliver WymanDescription:\nWe are seeking aFull Stack Software Engineer to join our Data & Analytics Team at Mercer. You will be joining us in building Oliver Wyman’s new hub in Lisbon.\nThis is a hybrid role that has a requirement of working at least three days a week in the office.\nJob Overview:\nThe Analytics Application Developer is aFull Stack Software Engineer with strong experience in modern front-end development and hands-on exposure to Python and React. Ideal candidate will be responsible for creating tools and platforms that enable users to interact with data in meaningful ways bridging the gap between data analytics and software development\nKey Responsibilities:\nContribute to the design and development of applications using MEAN/MERN (MongoDB, Express.js, Angular or React, Node.js) andPython FastAPI.\n\nDevelop and maintain applications that enable data exploration, visualization, and reporting.\n\nDesign and Familiarity with microservices and API-first development.\n\nDevelop and deploy applications with a solid understanding of container technologies (e.g., Docker, Kubernetes, or similar).\n\nPossess strong programming skills, knowledge of data warehousing and visualization tools\n\nDevelop clean, responsive, and accessible UIs using:\n\nHTML5, CSS3, JavaScript/TypeScript\n\nReact\n\nOptimize front-end performance for speed and scalability\n\nExperience Required:\nBachelor’s degree in Computer Science, Software Engineering, or related field - or equivalent practical experience with demonstrable projects.\n\n3+ years of of professional software engineering experience.\n\nExperience working with Python, preferably withFastAPI.\n\nExperience working with MEAN or MERN stack (Node.js, Express.js, Angular or React, MongoDB)\n\nExperience with both SQL and NoSQL databases\n\nStyling: CSS, Tailwind, Bootstrap, Sass\n\nAPI integrations and JSON data handling\n\nGood understanding of Git, CI/CD pipelines, and Agile development\n\nExperience building responsive, scalable, and cross-browser-compatible interfaces\n\nPreferred (Good to Have) Experience with UI component libraries (Material UI, Hero UI) Experience working on B2B SaaS or enterprise applications\n\nSkills and Attributes:\nExcellent problem-solving and critical thinking skills required\n\nStrong spirit of innovation, self-starter, independent, and with ability to come up with solutions to meet business problems\n\nSelf-motivated with ability to work independently while also enjoying collaboration with cross-functional teams and other analysts\n\nStrong desire to learn new skills and pass knowledge acquired onto others\n\nStrong relationship building skills and ability to build alignment among customers and key stakeholders with demonstrated experience influencing without authority\n\nAbility to work effectively in a fast paced, deadline driven, highly dynamic atmosphere and react quickly to changes and shifting priorities.\n\nEffective communication skills and ability to translate numbers into a story\n\nAttention to detail and user-centric approach\n\nWhy join our team:\nWe help you be your best through professional development opportunities, interesting work and supportive leaders.\n\nWe foster a vibrant and inclusive culture where you can work with talented colleagues to create new solutions and have impact for colleagues, clients and communities.\n\nOur scale enables us to provide a range of career opportunities, as well as benefits and rewards to enhance your well-being.\n\nAs of November 7, 2024, the Business Group Global Boilerplate Language, Country Specific Regulatory Language (Ex. US EEO Statement) OR Global Diversity Statement, and Global Hybrid Work Policy Statement have been automated except for:\n\nMarsh McLennan Agency\n\nMercer Marsh Benefits\n\nOliver Wyman is a business of Marsh (NYSE: MRSH), a global leader in risk, reinsurance and capital, people and investments, and management consulting, advising clients in 130 countries. With annual revenue of over $27 billion and more than 95,000 colleagues, Marsh helps build the confidence to thrive through the power of perspective. For more information, visit oliverwyman.com, or follow us on LinkedIn and X. Marsh is committed to creating a diverse, inclusive and flexible work environment. We aim to attract and retain the best people and embrace diversity of age, background, disability, ethnic origin, family duties, gender orientation or expression, marital status, nationality, parental status, personal or social status, political affiliation, race, religion and beliefs, sex/gender, sexual orientation or expression, skin color, or any other characteristic protected by applicable law.Marsh is committed to hybrid work, which includes the flexibility of working remotely and the collaboration, connections and professional development benefits of working together in the office. All Marsh colleagues are expected to be in their local office or working onsite with clients at least three days per week. 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