{"id":44123,"url":"https://alion.io/job/people-more-p-s-a-senior-software-engineer-tech-lead-python-react","title":"Senior Software Engineer / Tech Lead ( Python / React)","company":{"id":1619,"name":"Peoplemore","domain":"peoplemore.pl","url":"https://alion.io/company/people-more-p-s-a","size_band":null,"is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Traffit","truth_index":{"grade":"B","score":75,"open_postings":38,"ghost_share":0,"stale_share":1,"repost_share":0,"time_to_fill_p50_days":null,"computed_at":"2026-10-17T05:46:00Z"}},"role":"Backend","role_family":"Backend","seniority":"lead","employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Poland"],"countries":["PL"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":140,"max":200,"currency":"PLN","period":"hour","gross":null,"usd_annual":102000},"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Docker","optional":false},{"name":"FastAPI","optional":false},{"name":"JavaScript","optional":false},{"name":"MS SQL","optional":false},{"name":"Pydantic","optional":false},{"name":"Python","optional":false},{"name":"React.js","optional":false},{"name":"SQLAlchemy","optional":false},{"name":"C#","optional":true},{"name":"C++","optional":true},{"name":"Dagster","optional":true},{"name":"F#","optional":true},{"name":"NumPy","optional":true},{"name":"Rust","optional":true}],"status":"live","first_seen_at":"2026-07-24T10:00:44Z","employer_posted_date":"2026-07-24","last_verified_at":"2026-10-17T15:02:37Z","board_verified":true,"closed_at":null,"days_open":85,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":85},"description":"Hello,\nWe are called People More because we treat our employees with respect, but also because the projects we work on are for people and should be easy and pleasant to use. We are technological, but we look at the bigger picture :)\nThe company is made up of people with a huge client base in the country and abroad, for whom we build projects from scratch (UX, UI, frontend, backend, mobile) or in part. We work directly for our clients and also support our partners in their own solutions. This ensures a wide range of projects and the ability to change! We work with clients all over the world.\nFor the project that we are working on with our partner, we are looking for Senior Software Engineer ( Python / React) -Trading Industry Experience Required.\nYour duties will include:\nDeveloping and maintaining backend services, frontend applications, and data pipelines.\nBuilding backend solutions in Python using FastAPI, Pydantic, and SQLAlchemy.\nAnalysing and optimising Microsoft SQL Server databases, including queries, indexes, and execution plans.\nSupporting frontend applications developed with React and JavaScript.\nDeveloping and maintaining processes responsible for supplying the platform with market data.\nSupporting quantitative models used for valuation, risk management, and market analysis.\nReviewing solutions delivered by the Central IT team and identifying technical, performance, and architectural issues.\nProviding professional and constructive technical feedback.\nActing as a technical link between the local office in Switzerland and the Central IT team in Greece.\nTranslating the needs of traders and analysts into practical technical solutions.\nSupporting Docker-based deployments and multi-service environments.\nCombining locally developed business tools with corporate solutions, standards, and platforms.\nRequirements that must be met:\nExperience in developing and maintaining production software systems.\nVery good knowledge of modern, typed Python.\nExperience with FastAPI, Pydantic, SQLAlchemy, or similar technologies.\nVery good knowledge of Microsoft SQL Server and T-SQL, particularly in the following areas:query optimisation,\nindexing,\nexecution plan analysis,\ndatabase schema design,\nworking with large datasets.\n\nExperience with Docker and multi-service environments.\nPractical knowledge of React and JavaScript. The role may be more backend-focused, but it requires the ability to work across the full technology stack.\nAbility to analyse existing solutions and assess their quality, performance, and architecture.\nStrong analytical skills and the ability to understand complex business processes and data flows.\nExcellent communication skills.\nAbility to professionally challenge technical decisions and propose better solutions.\nIndependence, ownership, and willingness to lead solutions from analysis through implementation and deployment.\nVery good English and Polish.\nTrading Industry Experience Required\nNice to have:\nKnowledge of areas such as power, gas, emissions, forward curves, positions, P&L, valuation, or risk.\nExperience with pandas, NumPy, PyArrow, Dagster, or Jupyter.\nKnowledge of Rust, C++, C#, or F# in performance-sensitive solutions.\nExperience working at the intersection of local business needs and centralised corporate IT structures.\nResponsibilities\n140 - 200 zł/h","description_format":"text","description_chars":3331,"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":["IT Outsourcing & Dedicated Teams","Custom Software Development","IT Staffing & Staff Augmentation"],"lifecycle":[{"event":"open","at":"2026-07-24T10:00:44Z"}],"visa":[],"liveness":{"score":10,"band":"cold","label":"Long shot","p_open":1,"p_active":0.343,"p_room":0.28,"age_days":84,"expected_fill_days":26,"reasons":["conf:0","stale_co","velocity","win:tail","crowd:"],"computed_at":"2026-10-17T05:46:00Z"},"pay":{"stated_usd_annual":102000,"is_top_pay":false},"html_url":"https://alion.io/job/people-more-p-s-a-senior-software-engineer-tech-lead-python-react","json_url":"https://alion.io/job/people-more-p-s-a-senior-software-engineer-tech-lead-python-react.json","meta":{"generated_at":"2026-10-17T16:50:00Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","about":"Alion is a live layer of people, companies and AI agents: who they are, whether they are real and active right now, what they do and how to work with them, readable by people and by agents and paid per call.","catalog":"https://alion.io/catalog.json","usage":{"tier":"crawler_verified","counted_by":"address","units_charged":1,"used_today":23229,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-18T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.02,"usd":0.002,"plus_per_slice":{"credits":0.05,"usd":0.005}},"unit":"per company, plus each slice with data","note":"the employer in depth","call":{"mcp_tool":"get_company","arguments":{"id":1619},"rest":"https://alion.io/mcp/rest/get_company?id=1619"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fpeople-more-p-s-a-senior-software-engineer-tech-lead-python-react"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"live","price":{"credits":1,"usd":0.1},"unit":"per slice","note":"pay, demand and time to fill for this role and place","call":{"mcp_tool":"market_stats"},"human":"https://alion.io/catalog?offer=market.stats&for=job%2Fpeople-more-p-s-a-senior-software-engineer-tech-lead-python-react"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.02,"usd":0.002},"unit":"per posting in a list","note":"similar open postings","call":{"mcp_tool":"search_jobs"},"human":"https://alion.io/catalog?offer=job.search&for=job%2Fpeople-more-p-s-a-senior-software-engineer-tech-lead-python-react"},{"id":"company.verify","title":"Is this company real and active right now","status":"pilot","price":null,"unit":"per company","request":{"url":"https://alion.io/catalog/request","method":"POST","body":"{\"offer\": \"company.verify\", \"for\": \"job/people-more-p-s-a-senior-software-engineer-tech-lead-python-react\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fpeople-more-p-s-a-senior-software-engineer-tech-lead-python-react"}]}