{"id":24343,"url":"https://alion.io/job/hack-the-box-senior-php-engineer","title":"Senior PHP Engineer","company":{"id":16242,"name":"Hack The Box","domain":"hackthebox.com","url":"https://alion.io/company/hackthebox","size_band":"201-500","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Workable","truth_index":{"grade":"A","score":93,"open_postings":14,"ghost_share":0,"stale_share":0.071,"repost_share":0,"time_to_fill_p50_days":70,"computed_at":"2026-10-17T05:46:00Z"}},"role":"Backend","role_family":"Backend","seniority":"senior","employment_type":"full_time","work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Berlin, Germany","Warsaw, Poland"],"countries":["DE","PL"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":25000,"max_usd":73000,"period":"year","method":"global_role_cell_scaled_by_country","sample_n":6933},"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"AI Agents","optional":false},{"name":"Docker","optional":false},{"name":"GitHub","optional":false},{"name":"Laravel","optional":false},{"name":"MVC","optional":false},{"name":"PHP","optional":false},{"name":"PHPUnit","optional":false},{"name":"SQL","optional":false},{"name":"Symfony","optional":false},{"name":"Vue.js","optional":false},{"name":"JavaScript","optional":true}],"status":"live","first_seen_at":"2026-05-11T00:00:00Z","employer_posted_date":"2026-05-11","last_verified_at":"2026-10-17T20:13:54Z","board_verified":true,"closed_at":null,"days_open":159,"trust":{"level":"ok","repost_count":0,"flags":[],"days_open":159},"description":"Ready to embark on the quest of joining Hack The Box?\nWelcome! Super excited you dropped by\nAt the end of this journey, you'll become a proud member of Hack The Box, with the ultimate mission to raise cyber resilience, so that every organization can stay ahead of tomorrow’s threats.\nThe core mission of the Senior PHP engineer:\nWork on one of our HTB platforms, HTB Business, responsible for upskilling organizations across the globe. In this role, you will have the opportunity to work on the enhancement of the platform and the development of new features.\nWe are open to candidates with diverse back end programming backgrounds, as long as you have experience in an MVC framework, passion and aspiration to work with PHP programming language and the Laravel Framework.\nLocation & Work Mode:\nEurope/Greece\nChoose between fully remote work across Europe or relocating to our Athens Tech Hub with relocation support.\nFully Remote / Hybrid (2 days in the office, 3 days remote, plus one month of work from anywhere) - If only in Greece: When hiring in Greece, we’re open to candidates from all locations. Those based within 55 km of our Athens office will follow a hybrid work model. For candidates located beyond that radius, a fully remote arrangement is available.\nRelocation\nWe offer a 10% relocation bonus on the annual salary to support your move.\nIn addition, you would benefit from a 50% tax reduction on your income as part of the relocation.\nWe'll support you with accommodation during the first few weeks\nThe fellowship you’ll be joining:\nAs a Back end developer you will work closely with developers, QA and Product Managers to create an amazing experience for HTB customers. You will be an integral part of HTB development team aspiring to build the world's largest hacker community. This engineering team is the biggest one , aligning with the expansive mindset of our HTB Business platform and serving a diverse set of customers globally.\nTools & weapons you’ll be using:\nPHP, Laravel , JIRA, SQL, Docker, Github\nInteresting resources you should check:\n#3 Engineering Team Meetup\nHTB Business Team Off Site Adventure\nThe adventures that await you after becoming Senior PHP Engineer at Hack The Box:\nDevelop new features and tools using the Laravel PHP Framework\nGenerate clean, safe, reusable and scalable PHP code\nCreate and maintain RESTful APIs \nContribute to architectural and software design decisions\nContribute and maintain technical documentation and specifications\nPerform code reviews\nMaintain the platform by reacting to issues and defects raised\nCollaborate with frontend developers, who are using Vue.js to integrate user-facing elements with server-side logic\nStay up-to-date on emerging technologies\nSkills, knowledge, and experience points required to unlock the role of Senior PHP Engineer at Hack The Box:\nProven professional experience with Object Oriented Programming (OOP)\nExperience with Laravel, Symfony, Springboot or other frameworks following the MVC architecture is a strong plus\nExperience with applications providing a RESTful API\nDeep understanding of HTTP\nStrong knowledge of relational databases\nExperience with unit testing frameworks such as PHPUnit\nGood understanding of SOLID principles and software design patterns\nAnalytical mind with problem-solving aptitude\nSelf-starter, ability to work independently and as part of a team\nBeing cyber security-minded is a strong plus\nWhat your Hack The Box adventure will have in store:\nYou'll have the exhilarating opportunity to contribute to a product that is highly appreciated by users and the cybersecurity community at large.\n You'll experience a highly supportive and caring environment, fostering growth, flexibility, and autonomy.\n You'll embark on an exciting journey of continuous learning and problem-solving, levelling up as our organisation grows.\n Most importantly, you'll have a blast at HTB because fun is an essential ingredient in our recipe for success! Just wait until you see our global meet-ups! \nThe gems you’ll be enjoying as Senior PHP Engineer:\nWe have also other benefits that will keep you happy:\nPrivate health care\nPaid paternity leave\n25 annual leave days\nFree lunch & snacks at the office\n120€ Ticket Restaurant by Edenred\nDedicated budget for training and professional development, participation in conferences\nFull access to the Hack The Box lab offerings; so you can learn how to hack \nState-of-the-art equipment (mac, iPhone, and mobile plan)\nFlexible WFH (Hybrid Model) - Fully Remote is also an option if you're not an Attica resident \nAnnual childcare allowance to support daycare expenses for parents\nAccess to on-site gym and a variety of group activities including Cross Training, Pilates, Boxing and Climbing\nNote after Benefits:\nOur benefits package is designed to provide strong support to our team, but it may vary depending on location and type of employment (e.g., UK, US, Greece, Australia, or engagement through an Employer of Record or contract).\nThe Quest of Becoming Hack The Box’s Senior PHP Engineer:\nLevel 1: To complete level one’s objective, submit your application. \nLevel 2: Meet the Talent Acquisition team. Level’s objective: highlight your past achievements, ambitions, and values.\nLevel 3: Meet the hiring team. Level’s objective: connect with the hiring team and share with them your achievements. \nLevel 4: Complete an assignment that aligns with day-to-day job-related tasks and responsibilities. Part of the assignment is discussing it with the hiring team in a debriefing session, in order to walk the team through your thinking process. \nLevel 5: You've officially received an offer from HTB! To complete the last level and the Quest, all you need to do is accept the offer. \nHack Your Career, Today. Join us in this epic adventure of cybersecurity at Hack The Box!\nAt Hack The Box, we are on a quest to find the most exceptional and enthusiastic talent to join our team. Whether or not you consider yourself a gamer, we value what makes you unique and want to know more about you. This job post provides just a glimpse of the incredible gamified experience our business and consumer customers enjoy through our platforms. So, if you're ready to embark on a journey of growth and adventure, we can't wait to meet you! \nABOUT HTB:\nHack The Box is the leading cyber readiness platform for the agentic era, battle-testing and upskilling both humans and AI agents to enhance organizational cyber resilience. Trusted by the Fortune 500, government agencies, and MSSPs, the platform delivers threat-informed learning paths consisting of real-world scenarios in gamified labs and live-fire simulations that build and validate offensive and defensive cyber capabilities. With a loyal community of more than 4 million members and 800+ enterprise customers, Hack The Box empowers teams and intelligent systems alike to strengthen cyber defenses and reduce breach risk effectively.\nRapidly growing its international footprint and reach, Hack The Box is headquartered in the UK, with additional offices in the US, Australia, and Greece.\nNews & Resources:\nWe’re incredibly proud to share that our headquarters in the UK, along with our entities in Greece and the US, have been certified as a Great Place to Work for 4 consecutive years (2023 - 2026). \nIn addition, our Greek entity has been recognized among the Best Workplaces in Greece (4th, 2nd, 3rd, 1st) and Europe (7th, 10th, 73rd) during this period - a testament to our strong culture and commitment to creating an exceptional employee experience!\nTake a sneak peek at how it is to be part of HTB. Get more insights about our HTB culture and employee experience by visiting the “about us ” section of our site, our career site, and Glassdoor.\nAt Hack The Box, we are committed to fostering a diverse, inclusive, and equitable workplace. We believe that diversity enriches our performance, services, and the communities we serve. As such, we ensure that all job applications are considered solely based on merit, skills, and qualifications. We do not discriminate on grounds of race, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status. 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