Senior Full Stack Developer at Hitachi Solutions | Sofia

Trinetix is seeking a talented Full-Stack Developer to join our innovative team.Your RoleDesign and develop robust backend services and APIs utilizing .NET (C#).Engage in full-stack development as needed, collaborating on frontend components when necessary.Own technical decisions and architectural designs, ensuring scalability and maintainability.Adapt to evolving requirements, working in a dynamic environment.Collaborate with stakeholders while upholding strong engineering principles.Utilize modern development tools, including AI-assisted technologies, to enhance productivity.Commit to continuous learning and adaptation to emerging technologies.RequirementsProficiency in .NET / C# development.Experience in creating RESTful APIs.Deep understanding of software design principles such as OOP and clean code.Full-stack development experience OR a strong backend focus with a willingness to work on the frontend.Self-motivated with a strong sense of ownership over tasks.Excellent problem-solving abilities.Strong communication skills in English.Preferred QualificationsFamiliarity with modern frontend frameworks like React or Angular.Experience in environments with shifting or ambiguous requirements.Knowledge of cloud platforms (e.g., Azure, AWS, GCP).Exposure to AI tools and contemporary development workflows.Understanding of microservices and distributed systems.Core ResponsibilitiesDevelop and maintain RESTful APIs using .NET / ASP.NET Core.Create scalable and maintainable solutions with a focus on code quality.Work with relational databases and optimize queries.Participate in architectural discussions and collaborate on technical decisions.Ensure code is well-structured and testable.Identify issues and enhance system performance.Incorporate AI-assisted tools (such as Cursor, Claude, Copilot) into the development process.

Join our dynamic team as a Junior .NET Full-Stack Developer at Accedia, where you will be encouraged to learn and grow in a collaborative environment. We value knowledge sharing and innovation.Your Role:Engage in a supportive setting working with diverse international clients.Participate in various projects spanning the full software development lifecycle, including developing new features, supporting existing ones, troubleshooting issues, and preparing documentation.Collaborate with developers across different levels of experience to analyze technical requirements, propose architectural solutions, estimate efforts, and plan tasks effectively.Maintain active communication regarding tasks, requirements, issues, and queries with your team and clients.Expand your skill set by learning new technologies, engaging in knowledge-sharing initiatives, and pursuing professional certifications.

Join Accedia as a .NET Full-Stack Developer, where you’ll have the opportunity to work alongside a talented team of engineers dedicated to developing innovative solutions for our international clients. We seek passionate individuals who excel in collaborative environments and are eager to enhance their skills while sharing knowledge.What You Can Expect:Collaborate with a team of skilled engineers on projects for global clients.Engage in the full software development lifecycle—from building new features to supporting existing ones, troubleshooting, testing, and documentation.Work closely with senior developers to analyze technical requirements, propose architectural solutions, estimate efforts, and plan tasks effectively.Maintain active communication regarding tasks, requirements, issues, and queries with both your team and clients.Participate in learning new technologies and contribute to internal training sessions while mentoring junior team members.Possess a solid understanding of application architecture and design principles.Utilize agile methodologies (Scrum, Kanban, etc.) in your development practices.Participate in all phases of the development process—requirements analysis, architecture, implementation, and product support.

Role overview Trinetix seeks a Full-Stack Architect with deep experience in Node.js and React.js. This fully remote role is open to candidates based in Bulgaria. The architect will define and implement architecture solutions that strengthen the company’s applications and services. What you will do Design and build architecture for scalable, high-performance applications Develop both front-end and back-end features using React.js and Node.js Collaborate with cross-functional teams to deliver software solutions Guide development processes to support quality and efficiency Requirements Proven experience as a full-stack architect or in a similar role Strong skills in Node.js and React.js Comfortable working across both client and server sides Ability to work effectively with diverse technical teams Location This is a remote position within Bulgaria.

About Us: N-iX is a premier software development service provider dedicated to assisting businesses worldwide in creating impactful software products. Founded in 2002 in Lviv, N-iX has expanded its horizons, establishing a presence in eight countries including Poland, Ukraine, Sweden, Bulgaria, Malta, the UK, the US, and Colombia. Today, we proudly boast a community of over 2,000 skilled professionals, serving as a trusted partner to global industry leaders and Fortune 500 companies. We are on the lookout for a talented Mid-Level .NET Full Stack Engineer to join our dynamic team. This role involves contributing to a long-term, challenging project in a supportive and collaborative environment that fosters professional growth. About Our Client: Our client is a leading entity in government technology, focused on transforming cutting-edge technological innovations into effective business solutions. They are the pivotal force behind the government's ICT policies, programs, and initiatives.

Intellectsoft is a cutting-edge software development company that has been delivering innovative solutions since 2007. Our reach spans across North America, Latin America, the Nordic region, the UK, and Europe. We specialize in diverse industries including Fintech, Healthcare, EdTech, Construction, and Hospitality, collaborating with startups, mid-sized enterprises, and Fortune 500 companies to foster innovation and scalability. Our esteemed clients include Jaguar Motors, Universal Pictures, and Harley-Davidson, showcasing our commitment to making a daily impact through technology. Discover more at www.intellectsoft.net/As a rapidly growing, remote-first software provider, our client focuses on governance technology that enhances mission-critical decision-making and meeting workflows for top-level corporate leadership. They serve a wide array of prominent European industrial groups, major media conglomerates, and energy titans, including several Tier-1 publicly traded corporations.Technology Stack: ASP.NET Core, React.js, F#, functional programming, event-driven architectures, AI, Azure.

Role overview Trinetix is hiring an Application Architect with strong Python expertise. This remote position is open to candidates based in Bulgaria. The architect will focus on designing and building software solutions that match client requirements, with an emphasis on creating application architectures that are both scalable and maintainable. What you will do Design software architectures for both new and existing applications using Python Develop solutions that fit client needs and meet project objectives Maintain a focus on scalability and ease of maintenance throughout the application lifecycle

Join our client, an esteemed international software company based in Spain, as a Senior Full Stack Laravel Developer. This award-winning organization specializes in innovative online, web, and mobile software development, with a presence in multiple European locations.Key Responsibilities:Designing web page structures based on provided layouts.Creating reusable code for future projects.Implementing a mobile-first approach.Optimizing web design for mobile devices.Monitoring and enhancing performance metrics.Optimizing web pages for speed and scalability.Demonstrating self-motivation and effective time management.

Why Join Our Team?Fully Remote Work: Enjoy the flexibility of working from anywhere.Global Team: Collaborate with a diverse, international team.Innovative Technology: Work on cutting-edge solutions in the Insurtech sector.Company OverviewAt CoverGo, we are on a mission to revolutionize the insurance industry by making it entirely digital and accessible to all. As a forefront player in the no-code insurance platform market for health, life, and P&C, we have garnered multiple accolades, including the prestigious Insurtech of the Year award across Asia.We serve a wide array of insurance enterprise clients, including AXA, Bupa, MSIG, and more.Our vibrant team consists of over 120 professionals from 30 different nationalities, all working remotely.Backed by respected VC firms and strategic investors, we are fully funded and continue to expand globally across Asia, EMEA, and the Americas.Since January 2021, we've remarkably increased our annual revenue by over 30 times.We prioritize creating a welcoming workplace that values diverse thoughts, expressions, and perspectives.Role OverviewAs the Lead Full Stack Engineer, you will be pivotal in shaping and executing the technical vision for our enterprise-grade insurance platform. You will not only engage in hands-on full-stack development but also lead a talented team of engineers, mentor peers, and advocate for the integration of AI capabilities to enhance our technology.Your responsibilities will include guiding architectural decisions, establishing development standards, and fostering a culture of innovation that emphasizes scalable software design and continuous delivery. Your leadership will ensure that our technology initiatives align with business objectives, delivering intelligent and impactful solutions.Key ResponsibilitiesOversee the entire development lifecycle of our SaaS platform, from conception to deployment, ensuring alignment with business and technical goals.Provide technical guidance and mentorship to a team of Full Stack Engineers, promoting their professional development.Define and implement the technical strategy for AI integration, collaborating with product and data teams to deliver AI-enhanced features that streamline automation and elevate user experience.Research and evaluate new AI models and frameworks (e.g., OpenAI, Hugging Face, Google AI), leading the development of proof-of-concepts (POCs) to explore innovative solutions.

Join Playtech as a Full Stack Developer and be a part of our innovative team that drives cutting-edge technology solutions in the gaming industry. We are looking for a passionate developer who thrives in a fast-paced environment and is eager to contribute to our success.As a Full Stack Developer, you will work on both front-end and back-end development, collaborating with cross-functional teams to deliver high-quality software solutions. Your role will involve developing robust applications and optimizing existing code to enhance performance.

Join our innovative PowerCurve Collections Software Engineering Team as a Full-Stack Software Engineer. In this role, you will contribute to our advanced debt management system, empowering clients to optimize their collections strategies and enhance their decision-making processes. You will create customizable and user-centric features that solidify our leadership in the market. Your Responsibilities:Design and implement scalable full-stack solutions utilizing Java and Angular.Produce clean, efficient, and thoroughly tested code.Maintain and enhance automated testing to guarantee software quality.Conduct code reviews to uphold coding standards and best practices.Participate in technical design and estimation discussions.Identify and resolve issues to deliver tangible business value.Foster knowledge sharing to promote team growth and engineering excellence.

jobgether is seeking a Senior Full-Stack Engineer with strong experience in Python and React. This position is based in Bulgaria and focuses on building modern web applications that support the company’s goals. Role overview This role centers on designing and developing applications using Python for backend logic and React for user interfaces. Collaboration with other engineers and team members is essential, as projects often involve solving complex technical problems together. What you will do Develop and maintain full-stack applications using Python and React Work closely with colleagues to deliver reliable and scalable solutions Contribute to discussions and decisions on architecture and best practices Requirements Proven experience with both Python and React Ability to work effectively in a collaborative setting Interest in addressing technical challenges and delivering quality results

About Our ClientOur client is at the forefront of digital identity and fraud prevention solutions, providing essential services to banks, fintech firms, online marketplaces, and regulated businesses across the globe. Their innovative products utilize advanced biometric identity verification, sophisticated document processing, and cutting-edge fraud detection technologies to ensure that customers enjoy seamless digital experiences while adhering to strict security and compliance requirements. Leveraging AI, machine learning, and computer vision, the company delivers robust identity verification and mobile deposit solutions that are trusted by thousands of organizations. About The RoleWe are seeking a Senior Full Stack Engineer who possesses a strong proficiency in backend services using Go and modern web front-end technologies. You will be part of a dynamic, cross-functional team dedicated to developing cloud-native identity and fraud prevention products on AWS. Your role will encompass the design and implementation of APIs in Go as well as the creation of engaging user-facing features utilizing contemporary JavaScript frameworks, ensuring secure and high-performance experiences for all users. Key ResponsibilitiesDesign, build, and maintain backend services and APIs in Go hosted on AWS, employing microservices and/or serverless architectures.Create responsive single-page applications and web applications using React and Redux, integrating them seamlessly with backend APIs.Develop clean, reusable UI components while ensuring optimal user experience, performance, and accessibility standards.Write and sustain automated tests for both backend and frontend components of the solution, contributing to continuous integration and continuous deployment (CI/CD) processes.Collaborate closely with designers, product managers, QA, and other engineering professionals to refine project requirements and deliver comprehensive features.Engage in technical design and architectural discussions, aiding in the definition of interfaces between services and front-end applications.Contribute to the documentation of APIs, front-end components, and significant technical decisions.Actively participate in Agile ceremonies and drive enhancements in team processes and engineering practices.

Trinetix is seeking an experienced Python Developer to join our innovative team.You will play a crucial role in developing cutting-edge solutions for our esteemed clients in the consulting and financial sectors in the United States. Your work will focus on enhancing business processes through automation, ensuring optimal efficiency, and leveraging advanced technologies including artificial intelligence (AI) and machine learning (ML) during various phases of project development.

Exciting Career OpportunityJoin Teramind as a Senior C++ Developer and contribute to the development of our cutting-edge, secure, and scalable software that forms the backbone of our platform. If you are passionate about writing clean and efficient code, enhancing software architecture, and collaborating with a diverse team on impactful projects, this position is tailored for you. You will lead the entire development cycle—from conceptualizing technical solutions to refining architecture, crafting production-ready code, and guiding the evolution of our software products.Key Responsibilities• Create and implement high-quality software solutions with an emphasis on security, performance, and scalability.• Investigate, suggest, and execute innovative technical strategies to meet complex business requirements.• Enhance current architectures and legacy systems for improved performance.• Collaborate with QA and Support teams to troubleshoot and resolve technical issues.• Facilitate technical discussions and mentor colleagues on best practices in clean code, testing, and design.• Share insights that contribute to a stronger engineering culture and superior products.Qualifications• 5+ years of experience in C++11 or later.• Demonstrated experience in developing client-server applications.• In-depth understanding of scalable architecture principles and design.• Strong Git skills and experience in agile, remote teams.• Proficient in unit testing and contemporary design patterns.• A detail-oriented, proactive attitude and a desire for continuous learning.• Proficiency in English for effective communication in a global team.Preferred Qualifications• Experience in cybersecurity or privacy-centric software development.• Familiarity with Mac (Objective-C) or Windows system development (WinAPI, drivers).• Knowledge of technologies such as Boost, ClickHouse, Go, or Rust.• Understanding of AWS services.

Join our dynamic team at Accedia as a Junior .NET Developer! We are seeking a passionate software developer who is eager to learn and grow in a collaborative environment. You will have the opportunity to work on exciting projects for international clients while enhancing your skills.Your Responsibilities:Engage in a supportive environment while working on diverse projects across various domains and technologies, covering the entire software development life cycle.Collaborate closely with seasoned developers, analyzing technical requirements and contributing to architectural and system design solutions.Effectively communicate tasks, requirements, and any challenges with your team and clients.Participate in knowledge-sharing initiatives, including delivering internal training sessions and pursuing professional certifications.

Role Overview:Join our dynamic team as a Google Cloud Full Stack Developer! In this role, you will be responsible for designing, developing, and implementing innovative cloud-based solutions utilizing the Google Cloud Platform. Your expertise in GCP services, automation, and DevOps practices will be crucial in enhancing operational excellence and driving technological advancements. We seek a proactive individual who thrives in a collaborative environment and is passionate about leveraging cloud technology to create impactful solutions.

About UsFounded in 2018, The Block stands as the premier source for research, analysis, and news in the digital asset sector. With a diverse team operating across five continents and over 15 time zones, we provide 24/7 coverage of the global cryptocurrency landscape. We envision digital assets as integral to the future, positioning ourselves as a trusted authority for investors, professionals, and anyone seeking to navigate this evolving field. The Block offers in-depth insights into the interplay between emerging digital assets and traditional finance, technology, governments, and markets, reaching a vast audience that includes technologists, financial market participants, Fortune 500 professionals, and global service providers through our website, dedicated Research Portal, podcasts, and events.Why Join The Block- Play a pivotal role in shaping the narrative around crypto education, media, and research.- Join a well-respected company with a significant audience and the capability to influence market trends.- Enjoy the flexibility of remote work while collaborating with a high-performance team that values ownership, speed, and clarity.- Contribute to a business expanding beyond media into SaaS, certification, and enterprise solutions.- Receive a competitive compensation package, including equity and benefits.

About Man GroupMan Group is a leading global alternative investment management firm dedicated to delivering exceptional performance for discerning clients through our Systematic, Discretionary, and Solutions offerings. Our innovative single and multi-manager investment strategies are supported by in-depth research and are designed to span both public and private markets across all major asset classes, with a special emphasis on alternative investments. At Man Group, we adopt a partnership approach to collaborate with clients, building strong relationships and crafting tailored solutions that align with their investment objectives and the needs of the millions of savers and retirees they represent.With our headquarters in London, we manage assets totaling $227.6 billion* and have a presence in multiple global offices. Man Group plc is publicly traded on the London Stock Exchange under the ticker EMG.LN and is a constituent of the FTSE 250 Index. For more information, please visit www.man.com.* As of 31 December 2025About the ProgrammeOur Technology Graduate Programme offers a unique experience where you will engage with three teams utilizing C#/ .NET over a two-year period.As a successful applicant, you will have the chance to enhance the functionality and scalability of the Technology platform that drives Man Group. Your work will involve developing solutions in various domains such as order management, trade settlement, risk management, fund accounting, and client reporting. You will undertake significant projects, receive formal training, benefit from mentorship by senior leaders, and cultivate a deep understanding of our business. Upon completing the programme, you will be ideally positioned to forge a long-term career at Man Group.Who are we looking for?We invite you to join us as an Associate Engineer and become a vital part of the team responsible for building and maintaining the platform that powers Man's hedge funds.Key Skills & Experiences: