{"id":2567724,"url":"https://alion.io/job/cwan-senior-software-development-engineer-3","title":"Senior Software Development Engineer","company":{"id":1969767,"name":"CWAN","domain":"cwan.com","url":"https://alion.io/company/cwan-com","size_band":"201-500","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Workday","truth_index":null},"role":"Backend","role_family":"Backend","seniority":"senior","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["London, United Kingdom"],"countries":["GB"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":95000,"max_usd":181000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":125},"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"AI Agents","optional":false},{"name":"C++","optional":false},{"name":"Cline","optional":false},{"name":"JavaScript","optional":false},{"name":"Python","optional":false},{"name":"Rust","optional":false},{"name":"TypeScript","optional":false},{"name":"Microsoft Office","optional":true}],"status":"live","first_seen_at":"2026-10-06T00:00:00Z","employer_posted_date":"2026-10-06","last_verified_at":"2026-10-14T23:58:29Z","board_verified":true,"closed_at":null,"days_open":9,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":9},"description":"Job Summary:\nWe are seeking a skilled and motivated Senior Software Engineer to join our dynamic team at CWAN. The role joins our Beacon Core Engineering team. The Core team develops large part of Beacon Cloud, just above the Platform abstraction. It deals with the developer tools (SDLC) that we offer to clients and use internally - IDE including Cline integration, Code Review, Test Framework, Release process; also runtime execution - batch scheduler, super computer scheduler, containerization, coding libraries - dependency graph and deal model used by the financial layer and clients directly.\nIn this role, you will be responsible for designing, building, deploying, and maintaining high-quality code while collaborating with cross-functional teams to enhance our software offerings. This position is ideal for an engineer who is driven by client satisfaction and has a strong commitment to continuous learning and improvement. We use AI agents to speed up development safely and at same time help clients achieve the same.\nResponsibilities\nDesign, build, deploy, and maintain quality code that is simple, well-structured, clear, and well-tested.\nUse AI agents to speed up development and advise others how to use them safely, both clients and internally.\nBreak down and solve complex problems efficiently, utilizing research and collaboration as needed.\nCommunicate effectively across various mediums, with different audiences, and at appropriate times.\nImplement and maintain multiple levels of automated testing (e.g., unit, integration, contract, end-to-end).\nMentor new and less-experienced team members, sharing knowledge and best practices.\nLead design and feature discussions, advocating for enhancements in software performance, scalability, reliability, and security.\nCoordinate with cross-functional teams to ensure successful integration of software applications.\nTroubleshoot and resolve production incidents promptly and effectively.\nUnderstand customer needs and address issues with empathy and a sense of urgency.\nUndertake any other reasonable activities required by management.\nRequired Skills\nExcellent proficiency in Python\nExperience with TypeScript or Javascript, and Rust would be a strong plus\nFamiliarity with C++ is a plus.\nExperience in Financial domain is a plus.\nStrong command of a typed, object-oriented programming language.\nDeep knowledge of software methodologies, tools, and common architectural patterns.\nPassion for working in a software-as-a-service environment.\nStrong focus on client satisfaction and user experience.\nExcellent teamwork and collaboration skills.\nAbility to manage time effectively and deliver results within deadlines.\nCommitment to continuous learning and professional development.\nExceptional analytical and problem-solving skills.\nProficient in Microsoft Office and other essential computer applications.\nAttention to detail and strong documentation capabilities.\nOutstanding verbal and written communication skills.\nStrong organizational and interpersonal skills.\nEducation and Experience:\nDegree in Computer Science or related field.\n5+ years of software development experience using Python or any other OOP languages.","description_format":"text","description_chars":3188,"description_truncated":false,"requirements":{"experience_years_min":5,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"bachelor","optional":false},"security_clearance":false,"languages":[]},"benefits":["Continuous learning","Professional development"],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Asset Management & Funds","Financial Data & Market Intelligence"],"lifecycle":[{"event":"open","at":"2026-10-14T22:14:00Z"}],"visa":[],"liveness":{"score":86,"band":"hot","label":"Hiring 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