{"id":2980640,"url":"https://alion.io/job/frequentis-fss-senior-software-engineer-pt","title":"FSS_Senior Software Engineer_PT","company":{"id":54731,"name":"Frequentis","domain":"frequentis.com","url":"https://alion.io/company/frequentis","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Avature","truth_index":null},"role":"Backend","role_family":"Backend","seniority":"senior","employment_type":null,"work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Bratislava, Slovakia"],"countries":["SK"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":36000,"max_usd":71000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":15},"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"buildah","optional":false},{"name":"C++","optional":false},{"name":"CI/CD","optional":false},{"name":"CMake","optional":false},{"name":"Docker","optional":false},{"name":"Jenkins","optional":false},{"name":"MariaDB","optional":false},{"name":"MySQL","optional":false},{"name":"OpenTelemetry","optional":false},{"name":"Podman","optional":false},{"name":"PostgreSQL","optional":false},{"name":"SQLite","optional":false}],"status":"live","first_seen_at":"2026-10-21T06:59:29Z","employer_posted_date":"2026-10-21","last_verified_at":"2026-10-22T20:33:18Z","board_verified":true,"closed_at":null,"days_open":1,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":1},"description":"WHY FREQUENTIS\nWE ARE LOOKING FOR\nWE OFFER\nJOBS\nApply now\nSenior Software Engineer\nPublic Transport\nBratislava FREQUENTIS Solutions & Services s.r.o. Full time\n:\nShare:\nShare\nJob Introduction\nFREQUENTIS Solutions & Services (FSS) as a member of the Austrian Group FREQUENTIS AG, is focused on software development, system engineering and delivery of safety-critical voice communication and information systems. Our solutions are developed and distributed in the following business segments: Air Traffic Management & Defence (civil and military air traffic control, aeronautical information management), Public Safety (police, fire and rescue services, emergency medical services) and Public Transport & Maritime (railway and urban transport solutions, vessel traffic management).\nWe are looking for an experienced Technical Lead to strengthen our growing product team and help scale a high-demand solution evolving from an incubator initiative into a mature product. You will act as the technical backbone of a cross-functional, self-organizing team working on safety-critical communication systems, shaping the technical direction and enabling the team to deliver high-quality solutions.\nJoin an international technology leader and contribute to building reliable, scalable systems while enjoying flexible working conditions and a strong work-life balance.\n\nWorking Model:\nFully remote working model\nOccasional onsite presence in Bratislava or Vienna, depending on project and team requirements\nKey Tasks\nYour Main Responsibilities\nShape the technical direction of your team’s services, balancing long-term architecture with delivery needs\nAct as the technical backbone of a cross-functional team working on safety-critical systems\nMake key architectural decisions and evaluate trade-offs (e.g. consistency vs. availability, simplicity vs. abstraction)\nReview code and designs to ensure high quality and prevent structural issues\nMentor and guide engineers, supporting their growth and decision-making\nOwn your domain end-to-end while staying close to implementation details\nEnsure alignment with other teams in a distributed system environment\nDrive quality practices (testing, static analysis, observability, CI/CD)\nContribute hands-on by implementing critical components in modern C++\nTranslate business requirements into clear technical solutions in an agile setup\nKey Qualifications\nTechnical Skills & Competencies\nDeep expertise in modern C++ (C++17, C++23 and beyond), including advanced features, template metaprogramming, and multiple paradigms (OOP, generic, functional)\nStrong experience in system architecture and design of distributed systems, microservices, and event-driven solutions\nAbility to define service boundaries, data ownership, and communication contracts\nSolid understanding of distributed systems challenges (consistency, failure modes, idempotency, etc.)\nExperience with asynchronous programming, real-time communication, and protocol design\nKnowledge of API design and schema evolution (e.g. JSON Schema, versioning)\nExperience with relational and embedded databases (PostgreSQL, MariaDB/MySQL, SQLite)\nStrong background in build systems and tooling (CMake, CI/CD pipelines, Jenkins or similar)\nExperience with containerization (Docker, Podman/Buildah) and large-scale codebase management\nExpertise in testing (e.g. Google Test), static analysis, and maintaining high code quality\nFamiliarity with observability and tracing tools (e.g. OpenTelemetry)\nExperience working in agile environments and aligning across teams\nRequirements for the employee\nCandidates with education suit the position\nSecondary with school-leaving examination\nUniversity education (Bachelor's degree)\nUniversity education (Master's degree)\nEducational Specialization: Information Technology, Telecommunications\nLanguage skills: English - Advanced (C1)\nPersonality requirements and skills\nStrong technical leadership and ability to influence without formal authority\nPragmatic mindset with the ability to balance ideal vs. practical solutions\nExcellent problem-solving and decision-making skills, even under uncertainty\nStrong communication skills across technical and non-technical stakeholders\nMentoring mindset and ability to grow others in the team\nHigh commitment to quality and security in safety-critical environments\nConstructive approach to feedback, code reviews, and collaboration\nAbility to resolve conflicts and build consensus\nSelf-organized and comfortable in cross-functional teams\nTeam-oriented mindset with focus on overall impact\nOur Values\nAround 2,600 employees are committed to creating a safer world with their innovative strength and technology orientation. Our culture is based on a working environment characterized by fairness and trust, mutual respect and appreciation. As an international company, we value this diversity and recruit regardless of age, gender, origin, ethnicity, sexual orientation or religion. We value fair and good working conditions, an optimum work-life-balance and offer all our employees equal development opportunities. In doing so, we focus on long-term working relationships in order to keep the valuable know-how of our employees stable.\nBenefits\nWe offer an international and exciting work environment with manifold opportunities to grow both personally and professionally. Happiness and commitment of our employees is a key contributor to our success and we therefore put strong emphasis on our team spirit and a healthy work-life-balance. We are located in a modern office building with good public transportation connections, close to the city center of Bratislava.\n TRUST-BASED REFRESHMENTS HOME MODERN MENTORING TRAININGS\n TEAM & EMPLOYEE WORKING HOURS AT WORK OFFICE IT-EQUIPMENT PROGRAM COMPANY EVENTS REFERRAL PROGRAM \nBenefits\nWe offer an international and exciting work environment with manifold opportunities to grow both personally and professionally. Happiness and commitment of our employees is a key contributor to our success and we therefore put strong emphasis on our team spirit and a healthy work-life-balance. We are located in a modern office building with good public transportation connections, close to the city center of Bratislava.\n TRUST-BASED REFRESHMENTS HOME MODERN MENTORING TRAININGS\n TEAM & EMPLOYEE WORKING HOURS AT WORK OFFICE IT-EQUIPMENT PROGRAM COMPANY EVENTS REFERRAL PROGRAM \nSalary\nMonthly Gross Salary\n\nEUR 3500\n\nYour individual salary is based on your professional experience and qualifications and is part of our attractive total package.\n\nApply now\nDiscover the best way of working\n\nSofia Viktória Rišpánová\nHuman Ressources\n|  | +421 (2) 32272 169\n| Social media contact\nYour potential deserves the right environment. At Frequentis, I’m here to guide you toward opportunities where your strengths can shine, and your future can grow.\nBecome part of Frequentis and apply now - our CV parsing will make your application easier and faster!\nApply now\nAt Frequentis we don’t just create innovations,we create a kind of wonderto make the world a safer place.\nREAD MORE ABOUT FREQUENTIS\nCAREER AWARDS","description_format":"text","description_chars":7139,"description_truncated":false,"requirements":{"experience_years_min":null,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"bachelor","optional":false},"security_clearance":false,"languages":[{"language":"English","level":"Advanced (C1)","optional":false}]},"benefits":["Company events","Flexible schedule"],"hiring_locations":[{"name":"Slovakia","iso":"SK","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Public Transport","Military Communication","Air Traffic Control"],"lifecycle":[{"event":"open","at":"2026-10-21T06:59:29Z"}],"visa":[],"liveness":{"score":90,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.903,"p_room":1,"age_days":0,"expected_fill_days":29,"reasons":["conf:0","velocity","win:early"],"computed_at":"2026-10-22T06:10:10Z"},"pay":null,"html_url":"https://alion.io/job/frequentis-fss-senior-software-engineer-pt","json_url":"https://alion.io/job/frequentis-fss-senior-software-engineer-pt.json","meta":{"generated_at":"2026-10-22T23:58:19Z","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":10134,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-23T00:00:00Z"}},"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":54731},"rest":"https://alion.io/mcp/rest/get_company?id=54731"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Ffrequentis-fss-senior-software-engineer-pt"},{"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%2Ffrequentis-fss-senior-software-engineer-pt"},{"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%2Ffrequentis-fss-senior-software-engineer-pt"},{"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/frequentis-fss-senior-software-engineer-pt\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Ffrequentis-fss-senior-software-engineer-pt"}]}