Senior MQTT / IoT Integration Engineer till energitech-plattform

Perido AB

Are you passionate about building innovative digital solutions that make a real impact in manufacturing and logistics? Do you enjoy turning ideas into working prototypes and collaborating with both technical experts and business stakeholders? If you're curious, adaptable, and excited by solving complex challenges across the full technology stack, this could be the role for you. About the position We at Perido are now looking for an engaged Full Stack Generalist to build and deploy applications (as PoC or MVP) that improve production and logistics. The client company is an exciting and forward-thinking company in the automotive industry. The position is based in Södertälje. Your daily tasks In this role, you will develop full-stack software solutions while acting as a trusted technical advisor in a fast-paced innovation environment. You will work on a continuous stream of short, high-impact projects, taking ideas from concept to working prototypes. Together with developers, data scientists, automation engineers, project managers, and solution architects, you will turn business needs into scalable digital solutions for production and logistics. You will: Design, develop, and prototype full-stack applications for industrial and manufacturing environments. Build integrations between shop-floor equipment, OT systems (MQTT, OPC UA, PLCs), and modern IT platforms. Develop cloud-native solutions using technologies such as Docker, Kubernetes, and CI/CD. Collaborate closely with Production, Logistics, IT, and other stakeholders to identify and deliver high-value solutions. Explore and prototype new technologies, including industrial AI use cases, and turn successful concepts into scalable solutions. Build dashboards, web applications, and data visualizations to support data-driven decisions. Present solutions, lead workshops, and share knowledge while promoting engineering best practices. Your characteristics To thrive in this role, you are curious, solution-oriented, and self-driven, with a genuine interest in technology and industrial innovation. You enjoy collaborating with both technical and non-technical stakeholders and can translate business needs into practical solutions. You are a strong communicator who can explain complex ideas in a clear and engaging way, while thriving in a fast-paced environment where adaptability, continuous learning, and turning ideas into tangible results are key. Does this sound like an exciting opportunity? We look forward to reading your application! Qualifications: A Master of Science in Computer Science or similar Strong ability to communicate complex concepts to non-technical audiences Experience working with business or process owners to design, develop, and implement IT-solutions end-to-end A genuine interest in production, logistics, and industrial processes (automotive or similar industry is a plus) A proactive mindset and willingness to take ownership and technical leadership when needed Ability to balance experimentation with robustness and operational requirements Good communication skills in English is required Preferred skills Industrial integration technologies, event driven integrations and system integrations (e.g. MQTT) Backend: skills in e.g. Python are required but more important is to have the ability to switch between technologies Frontend: React, Angular, Vue (or similar) SQL and/or NoSQL databases Cloud environments (AWS, Azure); cloud technologies (Docker, Kubernetes, managing Linux) CI/CD pipelines, Git, and DevOps practices Meritorious Experience with MES, IoT platforms, sensor data, or automation systems Additional language skills such as Swedish is a plus Contract type and hours Full-time consulting assignment for 6-12 months. Start as soon as possible. Let us help you take the next step in your career Our vision is to ensure that everyone thrives and feels engaged at work. With us, you will find a wide variety of assignments, where you can either be employed directly by a company or work as a consultant through Perido. We are one of Sweden’s largest consulting firms for professionals, which gives you many opportunities. As a consultant, you become an important part of our organization and contribute your expertise within our clients’ organizations. Read more about us at Perido: https://perido.se/om-oss/ You can find answers to most questions or concerns at perido.se/vanliga-fragor/. If you still cannot find what you are looking for, you are welcome to contact us at fraga@perido.se. Please always include the position reference number 35818 in the subject line. Please note that we only accept applications through our website and that we are unable to provide updates on your application status or disclose the client company if it is not stated in the job advertisement.

Techrytera AB

About us At Techrytera AB, recruitment starts with you. We are a staffing and recruitment company with deep expertise and a clear focus on IT and Engineering. With our industry knowledge and close dialogue with both candidates and clients, we create precise matches where the right skills meet the right needs. We believe that a truly great match is not just about a job description – it’s about your experience, your potential, and what you genuinely want to develop in. That’s why we always focus on the individual. By understanding your background, motivations, and ambitions, we can connect you with assignments and roles at our clients where you have the right conditions to grow and make an impact. Our goal is to build long-term and meaningful collaborations – for both you as a candidate and for our clients. Job Description We are looking for a Senior Java AWS Developer for our client. At our client, the mission is to make people’s lives less complicated. Services are designed around people, with continuous innovation to provide mobility that is personal, sustainable, and safe. With the introduction of the Volvo Cars App, the experience of connecting customers to their cars was revolutionized. Since then, life has been made less complicated for hundreds of thousands of users by giving them control of their cars from the comfort of their homes. About the team – Mobile Experience The team is located at Lindholmen in Gothenburg and focuses on customer-centric functions within the connected experience of the vehicles. They develop the full stack for remote functions in the app, such as remote climatization via phone or smartwatch to ensure a warm and comfortable car. They also enable both customers and third parties to interact with the vehicles, supporting use cases like smart charging and fleet management. What the role involves In this role, the candidate will be part of a highly skilled agile team developing cloud software. The primary focus is on designing, developing, testing, deploying, and maintaining parts of the next-generation cloud backend for remote vehicle functions. The work is closely connected to the vehicles within the cloud ecosystem, using modern tools, microservices, and new technologies. There are continuous opportunities to learn from colleagues, influence ways of working, and contribute to building high-quality solutions. There is also the possibility to broaden technical skills by exploring other areas such as mobile applications and embedded systems. Who the client is looking for The client is looking for someone with strong communication and analytical skills. The ideal candidate takes a proactive approach, is a problem solver, and is a flexible team player. The candidate is structured, enthusiastic, self-driven, and capable of working both independently and collaboratively. For this role, it is important to be highly proficient in Java programming, have extensive experience in cloud backend development, and maintain a strong focus on quality. Fluency in English (spoken and written) is required, along with familiarity with tools such as Git and Jira. Required experience: Valid driving license in Sweden (car) Fluent in Java AWS knowledge Experience with Spring Boot and microservices Kafka Kubernetes, Kustomize, YAML gRPC / REST SQL databases (Postgres, Cassandra) Docker Grafana, PagerDuty Meritorious experience: MQTT Cucumber JGroup Postman JMS / MQ AMQP Istio Application When you apply through Techrytera AB, you’re not just applying for a job – you’re starting a dialogue about your career path. We want to get to know you, your experience, and your ambitions so that we can match you with the right opportunities at our clients. Does this sound interesting? Submit your application or get in touch with us to learn more. We look forward to discovering the next step in your career together with you.

Lynqa AB

Om bolaget Vår kund är ett snabbväxande AI-bolag i Stockholm som använder computer vision och maskininlärning för att revolutionera hur världens infrastruktur underhålls. Deras teknik analyserar och effektiviserar processer inom vägunderhåll – en bransch där det globalt läggs över 500 miljarder dollar årligen på reparationer. Med kunder i Norden, Europa och samarbeten med internationella organisationer växer bolaget snabbt. Bolaget är kassaflödesneutralt och självfinansierat med långsiktiga investerare. Här bygger du inte bara en produkt – du bygger något som gör verklig skillnad för samhällen runt om i världen. Om rollen Vi söker en Senior Software Engineer med ledaregenskaper som vill äga backend, arkitektur och infrastruktur i ett litet, högpresterande team. Det här är en hands-on utvecklarroll där du får stort ägandeskap och frihet att forma både produkt och tech-stack. Du kommer jobba tätt med en data scientist och en frontendutvecklare, och vara den som tar lead på plattforms- och backend-utvecklingen. Du behöver inte förstå maskininlärning – men du ska kunna bygga robusta system som exponerar AI-modellernas resultat mot användare och kunder. Vad du kommer göra Designa och utveckla backend-tjänster och API:er (Python/FastAPI) Äga Infrastructure as Code (Terraform) och säkerställa skalbara deployments (Docker, Kubernetes, Helm) Bygga bryggor mellan AI/CV-modeller och kundgränssnitt Driva arkitekturbeslut och tekniska vägval Mentorera och stötta teamet – vara den som sätter standard för kodkvalitet Bidra till att bygga en skalbar plattform för internationell expansion Vem vi söker Must-haves: Erfarenhet av tungt backend-framework (Spring Boot, Django, C#/.NET, FastAPI, Symfony eller liknande) Docker, Kubernetes och Helm Terraform eller annan Infrastructure as Code PostgreSQL / stark SQL-erfarenhet Microservicearkitektur Git och CI/CD Svenska och engelska i tal och skrift Personlighet: Självgående, tar ägarskap, stöttar andra, trivs med frihet under ansvar Meriterande: Azure PostGIS / GIS-databaser Eventdriven arkitektur (AMQP, MQTT) React / frontend-förståelse AI, maskininlärning eller computer vision (nyfikenhet räcker) Erfarenhet från startup/småbolag Vad vi erbjuder Teknik som förbättrar infrastruktur globalt, inte "hållbarhetsprat" utan konkret skillnad Stor frihet i att forma produkt och tech-stack, driva arkitekturbeslut Litet team, stor påverkan, korta beslutsvägar, noll byråkrati, hög teknisk nivå Internationellt bolag med kunder i Norden, Europa och samarbeten världen över Konkurrenskraftig lön och möjlighet till equity/optioner efter provanställning Office-first i centrala Stockholm (måndag–torsdag på kontoret, fredag flexibelt) Praktisk info Plats: Stockholm (kontor i centrala stan) Anställningsform: Tillsvidareanställning Start: Så snart som möjligt Lön: Marknadsenlig, anpassas efter erfarenhet Språk: Svenska och engelska (krav) Rekryteringsprocess Första samtal med Lynqa Intervju med teamet – teknik och kultur Fördjupad teknisk intervju Referenstagning Erbjudande Om anställningen Omfattning: Heltid, tillsvidareanställning Start: Enligt överenskommelse Placering: Stockholm Detta är en direktrekrytering. Lynqa ansvarar för rekryteringsprocessen. Om Lynqa Lynqa är din karriärpartner inom tech. Vi arbetar med utvalda produktbolag och techteam i framkant – roller du sällan ser på vanliga jobbsajter. Hos oss får du snabb återkoppling, en personlig kontakt och tillgång till möjligheter innan de annonseras. Nyfiken på vad som finns? Hör av dig till mischell@lynqa.se Lynqa – we connect people