{"data":{"id":171776,"slug":"senior-backend-developer-phpsymfony","type":"job","title":"Senior Backend Developer (PHP\/Symfony)","description":"Do you want to work with modern technologies, complex systems, and development that truly makes a difference? As a Senior Backend Developer with us, you'll play a central role in developing our digital platforms \u2013 with a focus on robust, scalable, and high-performance backend solutions.\nWe work in cross-functional squads, where collaboration, learning culture, and quality are at the center. Here, you're expected to contribute not just with technical expertise, but also take ownership, drive initiatives, and help others succeed. You'll become an important part of our technical direction and a role model for other developers.\n\nWhat we do\nAt Klaravik, we connect hundreds of thousands of buyers around the world with sellers of machines and vehicles through our website klaravik.se. We've created an auction service where you'll find plenty of new items to bid on daily, and the company is constantly growing. In 2025, we had over 160,000 auctions and reached an auction turnover of 4.7 billion and the forecast points to continued strong growth. Klaravik is part of a strong Nordic group with several successful growth brands.\n\nWhat your job will be\nAs a Senior Backend Developer, you will:\n\nBuild, further develop, and maintain backend applications in PHP with Symfony as the primary framework.\n\nTake responsibility for architecture, code quality, testing, and best practices together with other senior developers.\n\nDesign and optimize databases and develop efficient and scalable SQL solutions.\n\nWork closely with product owners, designers, and QA in a squad that drives the product forward together.\n\nTake ownership of technical initiatives and drive them from idea to implementation, while identifying opportunities for improvement in technology, processes, and ways of working.\n\nContribute to the platform's performance, stability, and scalability through continuous improvements and a long-term technical perspective.\n\nBe a technical role model who creates direction and momentum in the squad through technical coaching, feedback, mentoring, and active knowledge sharing.\n\nUse AI-based tools as a natural part of the development process to streamline development, analysis, testing, and quality work.\n\nWe believe you have\nAt least 5 years of experience in backend development in PHP.\n\nVery good knowledge of Symfony or similar PHP frameworks.\n\nStrong understanding of SQL, database design, and backend architecture.\n\nExperience with agile working methods in squads.\n\nThe ability to take technical responsibility and drive work independently.\n\nExperience leading technical initiatives or taking an informal leadership role in development teams.\n\nExperience coaching or mentoring other developers.\n\nThe ability to communicate technical reasoning and decisions clearly and engagingly and create engagement through collaboration, knowledge sharing, and technical coaching.\n\nYou need to be able to communicate fluently in Swedish, both verbally and in writing, as we work closely with colleagues and users in our daily operations.\n\nIt's a merit if you also have\nExperience with other PHP frameworks (Laravel, Laminas, etc.).\n\nBackground in auction systems, e-commerce, or other complex transaction environments.\n\nKnowledge of Azure, cloud-based development, or container technologies.\n\nExperience with CI\/CD, test automation, or DevOps practices.\n\nInterest in event-driven architecture or microservices.\n\nWho are you?\nYou're a person who naturally takes ownership and is driven by making things better. You don't just see problems but take initiative to solve them and help others move forward.\nYou're communicative and enjoy leading technical discussions. You can challenge ideas constructively, build consensus around decisions, and help others understand complex technical issues.\nYou have a genuine interest in developing the people around you. Through mentoring, feedback, and knowledge sharing, you contribute to raising the level both in your squad and in the organization as a whole.\nAt the same time, you're unpretentious and collaboration-oriented. You know that the best solutions are created together and you actively contribute to an open, inclusive, and learning environment.\nYou're comfortable with complex systems and have the ability to break down problems into clear and manageable solutions. You take responsibility for the whole and can make thoughtful trade-offs between quality, time, and business value.\nAI is a natural part of how we work, and you see opportunities to use AI-based tools to improve both the development process and the solutions we build. You enjoy sharing new ways of working and helping others benefit from them.\n\nWhy us?\nWith us, you'll work with systems that have significant impact and high visibility in the business. You'll become part of an organization that invests in modern technology, smart solutions, and where backend plays a key role moving forward. We offer an environment where you can grow, have impact, and make a difference \u2013 together with colleagues who are passionate about their work.\nWe have an attractive office space just a stone's throw from Central Station in Lund. We work primarily from the office and value presence as an important part of effective collaboration.\nYou'll get 6 weeks of vacation, a generous wellness allowance, pension plan, and health insurance.\nWe have a warm, dynamic, and open culture where we like to do things together \u2013 game nights, team outings, events & conferences.\n\nEmployment form: Permanent, 6-month probation applies. Location: Our development office in Lund Presence: At least 3 days per week at the office Start: By agreement Final application deadline: August 28, 2026\n\nDue to vacation schedules, we will begin the selection process after the final application deadline. Thank you for your patience \u2013 we look forward to reading your application!\n\nIf you have questions about the position, please contact Johan Alsfj\u00e4rd at johan.alsfjard@klaravik.se\n\nWe welcome your application!","language":"sv","is_translated":true,"title_original":"Senior Backend Developer (PHP\/Symfony)","description_original":"Vill du arbeta med moderna tekniker, komplexa system och utveckling som verkligen g\u00f6r skillnad? Som Senior Backend Developer hos oss f\u00e5r du en central roll i utvecklingen av v\u00e5ra digitala plattformar \u2013 med fokus p\u00e5 robusta, skalbara och h\u00f6gpresterande backend-l\u00f6sningar.\nVi arbetar i cross-functional squads, d\u00e4r samarbete, l\u00e4randekultur och kvalitet st\u00e5r i centrum. H\u00e4r f\u00f6rv\u00e4ntas du inte bara bidra med teknisk expertis, utan ocks\u00e5 ta \u00e4garskap, driva initiativ och hj\u00e4lpa andra att lyckas. Du blir en viktig del av v\u00e5r tekniska riktning och en f\u00f6rebild f\u00f6r andra utvecklare.\nVad vi g\u00f6r\nP\u00e5 Klaravik sammanf\u00f6r vi hundratusentals k\u00f6pare \u00f6ver hela v\u00e4rlden med s\u00e4ljare av maskiner och fordon via v\u00e5r webbplats klaravik.se. Vi har skapat en auktionstj\u00e4nst d\u00e4r du dagligen hittar m\u00e4ngder av nya objekt att l\u00e4gga bud p\u00e5, och f\u00f6retaget v\u00e4xer st\u00e4ndigt. Under 2025 hade vi \u00f6ver 160 000 auktioner och n\u00e5dde en auktionsoms\u00e4ttning p\u00e5 4,7 miljarder och prognosen pekar p\u00e5 fortsatt stark tillv\u00e4xt. Klaravik \u00e4r en del av en stark nordisk koncern med flera framg\u00e5ngsrika tillv\u00e4xtvarum\u00e4rken.\nVad ditt jobb blir\nSom Senior Backend Developer kommer du att:\n\nBygga, vidareutveckla och f\u00f6rvalta backend-applikationer i PHP med Symfony som huvudsakligt ramverk.\n\n\nTa ansvar f\u00f6r arkitektur, kodkvalitet, testning och best practices tillsammans med andra seniora utvecklare.\n\n\nUtforma och optimera databaser samt utveckla effektiva och skalbara SQL-l\u00f6sningar.\n\n\nArbeta n\u00e4ra produkt\u00e4gare, designers och QA i en squad som tillsammans driver produkten fram\u00e5t.\n\n\nTa \u00e4garskap f\u00f6r tekniska initiativ och driva dem fr\u00e5n id\u00e9 till implementation, samtidigt som du identifierar f\u00f6rb\u00e4ttringsm\u00f6jligheter inom teknik, processer och arbetss\u00e4tt.\n\n\nBidra till plattformens prestanda, stabilitet och skalbarhet genom kontinuerliga f\u00f6rb\u00e4ttringar och ett l\u00e5ngsiktigt tekniskt perspektiv.\n\n\nVara en teknisk f\u00f6rebild som skapar riktning och framdrift i squaden genom teknisk coachning, feedback, mentorering och aktiv kunskapsdelning.\n\n\nAnv\u00e4nda AI-baserade verktyg som en naturlig del av utvecklingsprocessen f\u00f6r att effektivisera utveckling, analys, testning och kvalitetsarbete.\n\nVi tror att du har\nMinst 5 \u00e5rs erfarenhet av backendutveckling i PHP.\n\n\nMycket goda kunskaper i Symfony eller liknande PHP-ramverk.\n\n\nStark f\u00f6rst\u00e5else f\u00f6r SQL, databasdesign och backend-arkitektur.\n\n\nErfarenhet av agila arbetss\u00e4tt i squads.\n\n\nF\u00f6rm\u00e5gan att ta tekniskt ansvar och driva arbete sj\u00e4lvst\u00e4ndigt.\n\n\nErfarenhet av att leda tekniska initiativ eller ta en informell ledarroll i utvecklingsteam.\n\n\nErfarenhet av coachning eller mentorering av andra utvecklare.\n\n\nF\u00f6rm\u00e5ga att kommunicera tekniska resonemang och beslut p\u00e5 ett tydligt och engagerande s\u00e4tt samt skapa engagemang genom samarbete, kunskapsdelning och teknisk coachning.\n\n\nDu beh\u00f6ver kunna kommunicera obehindrat p\u00e5 svenska i b\u00e5de tal och skrift, d\u00e5 vi samarbetar n\u00e4ra med kollegor och anv\u00e4ndare i v\u00e5r dagliga verksamhet.\n\nDet \u00e4r meriterande om du ocks\u00e5 har\nErfarenhet av andra PHP-ramverk (Laravel, Laminas, m.fl.).\n\n\nBakgrund inom auktionssystem, e-handel eller andra komplexa transaktionsmilj\u00f6er.\n\n\nKunskap inom Azure, molnbaserad utveckling eller containerteknologier.\n\n\nErfarenhet av CI\/CD, testautomatisering eller DevOps-praktiker.\n\n\nIntresse f\u00f6r eventdriven arkitektur eller microservices.\n\nVem \u00e4r du?\nDu \u00e4r en person som naturligt tar \u00e4garskap och drivs av att g\u00f6ra saker b\u00e4ttre. Du ser inte bara problem utan tar initiativ till l\u00f6sningar och hj\u00e4lper andra att komma fram\u00e5t.\nDu \u00e4r kommunikativ och trivs med att leda tekniska diskussioner. Du kan utmana id\u00e9er p\u00e5 ett konstruktivt s\u00e4tt, skapa samsyn kring beslut och hj\u00e4lpa andra att f\u00f6rst\u00e5 komplexa tekniska fr\u00e5gest\u00e4llningar.\nDu har ett genuint intresse f\u00f6r att utveckla m\u00e4nniskor omkring dig. Genom mentorering, feedback och kunskapsdelning bidrar du till att h\u00f6ja niv\u00e5n b\u00e5de i din squad och i organisationen som helhet.\nSamtidigt \u00e4r du prestigel\u00f6s och samarbetsorienterad. Du vet att de b\u00e4sta l\u00f6sningarna skapas tillsammans och du bidrar aktivt till ett \u00f6ppet, inkluderande och l\u00e4rande klimat.\nDu \u00e4r bekv\u00e4m i komplexa system och har f\u00f6rm\u00e5gan att bryta ner problem till tydliga och hanterbara l\u00f6sningar. Du tar ansvar f\u00f6r helheten och kan g\u00f6ra genomt\u00e4nkta avv\u00e4gningar mellan kvalitet, tid och aff\u00e4rsnytta.\nAI \u00e4r en naturlig del av hur vi arbetar, och du ser m\u00f6jligheter att anv\u00e4nda AI-baserade verktyg f\u00f6r att f\u00f6rb\u00e4ttra b\u00e5de utvecklingsprocessen och de l\u00f6sningar vi bygger. Du delar g\u00e4rna med dig av nya arbetss\u00e4tt och hj\u00e4lper andra att dra nytta av dem.\nVarf\u00f6r oss?\nHos oss f\u00e5r du arbeta med system som har stor p\u00e5verkan och h\u00f6g synlighet i verksamheten. Du blir en del av en organisation som satsar p\u00e5 modern teknik, smarta l\u00f6sningar och d\u00e4r backend har en nyckelroll i v\u00e4gen fram\u00e5t. Vi erbjuder en milj\u00f6 d\u00e4r du f\u00e5r v\u00e4xa, p\u00e5verka och g\u00f6ra skillnad \u2013 tillsammans med kollegor som brinner f\u00f6r sitt arbete.\nVi har en attraktiv kontorslokal ett stenkast fr\u00e5n Centralstationen i Lund. Vi arbetar prim\u00e4rt fr\u00e5n kontoret och v\u00e4rdes\u00e4tter n\u00e4rvaro som en viktig del i ett effektivt samarbete.\nDu f\u00e5r 6 veckors semester, ett gener\u00f6st friskv\u00e5rdsbidrag, pensionsl\u00f6sning och sjukv\u00e5rdsf\u00f6rs\u00e4kring.\nVi har en varm, dynamisk och \u00f6ppen kultur d\u00e4r vi gillar att g\u00f6ra saker ihop \u2013 spelkv\u00e4llar, AW:s, event & konferenser.\nAnst\u00e4llningsform: Tillsvidare, 6 m\u00e5naders provanst\u00e4llning till\u00e4mpas. Placering: V\u00e5rt utvecklingskontor i Lund N\u00e4rvaro: Minst 3 dagar per vecka p\u00e5 kontoret Start: Enligt \u00f6verenskommelse Sista ans\u00f6kningsdag: 28 augusti 2026\nP\u00e5 grund av semestertider kommer vi att p\u00e5b\u00f6rja urvalsprocessen efter sista ans\u00f6kningsdag. Tack f\u00f6r ditt t\u00e5lamod \u2013 vi ser fram emot att l\u00e4sa din ans\u00f6kan!\nHar du fr\u00e5gor om tj\u00e4nsten kan du kontakta Johan Alsfj\u00e4rd p\u00e5 johan.alsfjard@klaravik.se\nV\u00e4lkommen med din ans\u00f6kan!","price":null,"currency":"SEK","status":"active","noindex":true,"location":{"address":"V\u00e4varegatan 21","full_address":null,"city":"Lund","country":"SE","latitude":55.709094847469,"longitude":13.184751728959},"metadata":{"region":"Sk\u00e5ne l\u00e4n","duration":"Tills vidare","employer":"Klaravik AB","postcode":"22236","positions":1,"profession":"Backend-utvecklare","salary_type":"Fast m\u00e5nads- vecko- eller timl\u00f6n","employer_url":"https:\/\/jobb.klaravik.se","scope_of_work":"100\u2013100 %","working_hours":"Heltid","employment_type":"full_time","occupation_field":"Data\/IT","employer_workplace":"Klaravik AB","experience_required":true,"employment_type_label":"Vanlig anst\u00e4llning"},"user_id":null,"is_sponsored":false,"views_count":3,"ai_views_count":5,"ai_vendor_counts":{"other":2,"openai":2,"anthropic":1},"visibility":"public","submission_source":null,"submission_ai_name":null,"has_owner_email":true,"can_contact_owner":true,"phone":null,"owner_email":"johan.alsfjard@klaravik.se","images":[],"published_at":"2026-08-24T15:12:03+00:00","expires_at":"2027-02-20T23:59:59+00:00","created_at":"2026-08-26T03:18:35+00:00","updated_at":"2026-09-02T02:58:23+00:00"}}