Software Engineer, Macro Technology

🏢 Summary: Senior Tech Lead / Java Developer role focused on building and optimizing ultra-low latency, high-throughput trading systems within a global investment firm’s core trading infrastructure team. The position involves architecting and scaling distributed backend platforms, driving end-to-end technical initiatives, and leading engineering standards in a mission-critical environment. Ideal for an expert in concurrent Java systems who thrives on performance tuning and complex system design. 🗂️ Requirements: 10+ years commercial experience in Java backend development, Proven experience building ultra-low latency, high-throughput systems, Advanced knowledge of concurrency and multithreading, Practical experience with lock-free data structures, Deep understanding of distributed systems architecture, Experience leading large-scale, complex engineering projects, Hands-on experience with AI-assisted coding tools, Ability to work in high-stakes financial environments 📃 Skills: Java, Multithreading, Concurrency, DistributedSystems, LockFreeDataStructures, AI, Backend, PerformanceTuning 🏢 Description: Our client is a top-tier global investment firm . We are currently looking for an exceptional Tech Lead / Senior Developer to join their Core Trading Infrastructure group. This team is responsible for engineering the ultra-low latency platforms that drive the firm's global trading operations. You will be working on highly concurrent, distributed systems where processing large volumes of data within microseconds is an absolute necessity. We are searching for a hands-on technical expert who loves solving hard engineering puzzles, scaling systems, and taking full ownership of critical platforms from design to deployment. Tech Stack: Java (Expert) Multithreading / Concurrency (Expert) Distributed Systems (Advanced) AI Dev Tools (Regular) 🚀 What you will do: Architect & Develop: Build and maintain critical, highly robust trading algorithms and distributed backend components. End-to-End Delivery: Drive major technical initiatives from the initial whiteboard phase all the way to production rollout and maintenance. Technical Leadership: Act as a technical authority within the group. Guide architectural decisions, enforce high engineering standards, and conduct rigorous code reviews. Performance Tuning: Continuously profile and optimize systems to shave off microseconds, maximizing throughput and ensuring bulletproof stability. Cross-functional Collaboration: Work closely with research analysts, portfolio managers, and trading desks to translate complex business needs into scalable technical solutions. System Evolution: Proactively identify bottlenecks and areas for modernization within the existing infrastructure. 🎯 What we expect from you: 10+ years of commercial experience designing and building ultra-low latency, high-throughput backend systems in Java . Advanced knowledge of concurrency, multithreading , and practical implementation of lock-free data structures . Deep understanding of distributed systems architecture and how to scale platforms reliably. Proven history of leading large-scale, complex engineering projects. Strong mentoring skills with a passion for elevating the technical abilities of the engineers around you. Resilience and adaptability in a fast-paced, high-stakes financial environment. Hands-on experience with modern AI-assisted coding tools (for generation, planning, or testing). 💡 Why this opportunity? This is a chance to tackle some of the most demanding engineering challenges in the financial sector. You will be joining an elite group of technologists where your code directly impacts the bottom line, operating in an environment that heavily invests in modern tech and outstanding talent.

🏢 Summary: Senior .NET Developer role focused on building and evolving ATS systems with strong emphasis on architecture, distributed systems, and AI‑assisted engineering. The position combines hands‑on backend development with architectural ownership, promoting responsible and effective use of AI tools in daily development. You will design scalable, secure, and production‑ready systems aligned with real business processes. 🗂️ Requirements: 10+ years experience in backend or distributed systems development, Strong architectural design experience, Hands-on experience with .NET backend development, Experience designing modular monoliths and microservices, Experience with event-driven architectures, Experience integrating external systems with resiliency patterns, Knowledge of DDD, Knowledge of OAuth2 and JWT, Experience ensuring system reliability and scalability, Active use of AI tools in software development, Fluent English (C1+) 📃 Skills: .NET, C#, Microservices, DistributedSystems, EventDriven, DDD, OAuth2, JWT, REST, AI, Architecture, Observability, Scalability, Reliability, Microservices, ModularMonolith 🏢 Description: We are looking for an experienced .NET Developer to join our team working on ATS products for the 7N Group . You will play a key role in building and evolving systems that support real recruitment and business processes at scale. This role goes beyond hands‑on development. We’re looking for someone who will act as an AI advocate within the development team — a person who not only believes in the future of AI‑assisted software engineering, but also understands how to use AI tools effectively, responsibly, and pragmatically in day‑to‑day engineering and architectural work. You will help shape how AI is adopted across the team: accelerating development, improving design quality, and raising engineering standards — while keeping human judgment and accountability at the center. Tasks Use AI tools to accelerate architecture exploration, prototyping, and boilerplate creation Critically evaluate AI‑generated code , especially for distributed‑systems edge cases Own architectural decisions and guide system evolution Design and evolve modular monoliths and microservices , including event‑driven architectures Build reliable integrations with external systems (retries, circuit breakers, versioning) Apply DDD to align system architecture with real business processes Design secure‑by‑default systems (OAuth2, JWT, managed identities, rate limiting) Ensure production readiness through observability and ownership of incidents Expectations 10+ years of experience building backend and/or distributed systems Strong architectural mindset with hands‑on engineering experience Fluent++ English , with the ability and willingness to discuss complex technical topics Actively coding with AI tools and confident they represent the future of software engineering Deep understanding of system reliability, scalability, and failure modes High degree of ownership, self‑motivation, and proactivity in solving problems We offer Consultant Development Program – advice on growth planning based on the latest trends and market needs in IT, including consultations with agents and growth mentors, Access to 7N Learning & Development – a development and educational platform with webinars, a library of articles and industry reports, and regular invitations to one-time and recurring development events – technical, business, and lifestyle, Spectacular integration events, both for you (e.g., Admin and Christmas parties, or Summer Olympics sports events) and for your loved ones (e.g., family picnics, movie premieres), Professional development not only during the project – you can get involved in knowledge transfer to others within the 7N Services offering directed at 7N clients, Relationships and access to the knowledge of the most experienced IT experts in the market – the average professional tenure of our consultants in Poland is over 10 years, A complete benefits package, including funding for medical care, life insurance, sports cards for you and your loved ones, as well as discounts in stores in Poland and abroad. Consultant Development Program – advice on growth planning based on the latest trends and market needs in IT, including consultations with agents and growth mentors,

🏢 Summary: Senior Full Stack Tech Lead role focused on designing, developing, and deploying AI-driven solutions for an internal tax technology platform. The position combines hands-on full stack development with architectural ownership and team leadership in a global environment. The role emphasizes generative AI integration, cloud-based architecture, and DevOps within a modern engineering ecosystem. 🗂️ Requirements: 12+ years in software projects in global, complex environments, 5+ years as IT Architect or Tech Lead, Experience with Agile, DDD, microservices, CQRS, CLEAN, SOLID, Proficiency in C#/.NET and Python, Proficiency in React, Angular, or Vue.js, Experience with RESTful APIs, Experience with Microsoft Azure and M365, Experience with Azure Functions, Service Bus or Event Hub, App Services, Experience with SQL and MongoDB, Experience with AI coding tools and agents, Experience with TDD and spec-driven development, Experience with DevOps technologies 📃 Skills: C#, .NET, Python, React, Angular, Vue, REST, Azure, M365, AzureFunctions, ServiceBus, EventHub, AppServices, SQL, MongoDB, GitHubCopilot, Cursor, OpenAICodex, Claude, Gemini, Playwright, MSTest, NUnit, K6, SpecKit, BMAD, Agile, DDD, Microservices, CQRS, CLEAN, SOLID, DevOps 🏢 Description: Our Client's Technology group is at the forefront of innovation, building cutting-edge AI-powered solutions that transform how they do business. They are a dynamic, global, collaborative team of engineers, data scientists, and product managers passionate about using technology (especially generative AI) to solve complex challenges. In the Client's Technology space, we are looking for a person with senior commercial experience in software projects. The ideal profile is: an active full stack software developer with solid experience in an IT architect / IT Tech Lead role and some experience in the Team Lead role. The person will fulfil a key technical role in the client's platform environment with influence on strategic directions and managerial responsibility for a given area within this project. The responsibility scope will include: technology (Tech Lead) and the engineering team (Team Lead). The project is an in-house built Client platform for a tax practice to facilitate delivering tax consulting services to external clients. Daily you will drive end-to-end design, development, and deployment activities of next-generation AI driven tax technology solutions. You will leverage the latest Gen AI tools and agentic development techniques to build smarter, customer-oriented systems. You will work on a variety of challenging projects from enhancing our core platform’s infrastructure to implementing new features using AI agents while collaborating with stakeholders to ensure our solutions meet business needs and quality standards. This position offers an opportunity to redefine how software is built by integrating AI assistants and multi-agent workflows into the development lifecycle. Responsibilities: Lead the design (whole components and particular features), development, and deployment of new solutions Proposing improvements to technical standards and delivery processes, promoting good practices in cooperation with other Tech Leads in Global Tax Technology Facilitating collaboration with Product Owners/Managers on product roadmaps, in alignment with other Tech Leads in Global Tax Technology, and overseeing solution implementation Lead and mentor other Software Developers and Quality Analysts, support code and test plan reviews Monitor solution compliance with internal tax platform technical standards/security requirements, facilitate timely issue resolution , and facilitate other DevOps tasks Support incident and problem management: help the platform L3 Support in Production issue troubleshooting, and facilitate resolution Stay up to date on the latest trends and technologies in AI and fullstack development by keeping current with new AI frameworks, agent platforms, CLI toolkits, and best practices in the industry. Leverage and promote GenAI usage in daily work and educate others on new ways of working. Requirements (must have): 12+ years of experience in software projects within a global environment and a complex organization, including communicating directly to Business (end-users) or their representative and senior stakeholders 5+ years of experience as an IT architect / IT Tech Lead, applying best practices including Agile, DDD, microservices, CQRS, CLEAN, and SOLID Proficiency in RESTful Web app development using C#/.NET, Python, and front-end technologies such as React, Angular, or Vue.js Proficiency in the Microsoft Azure and M365 cloud platforms, as well as Azure Stack: Functions, Service Bus or Event Hub, App Services, SQL/MongoDB Experience with AI-enabled development tools and agents such as GitHub Copilot, Cursor, OpenAI Codex, Claude Code, Gemini CLI, Antigravity, etc. Experience using test-driven and spec-driven development practices with tools such as Playwright, MS Test, Fluent, NUnit, K6, SpecKit, BMAD, etc. Experience with DevOps technologies is a must Recruitment process: Call with Shimi recruiter (20 min) Interview #0 (30 min) introduction, soft skills, English Interview #1 (60 min) programming tech-check Interview #2 (45-60 min) tech lead/architect check Interview #3 (45-60 min) fit for team (area) check Offer: Fully remote position B2B contract

🏢 Summary: Senior Fullstack Engineer role focused on delivering full-stack solutions within an AI-integrated SDLC where AI is embedded across planning, development, review, testing, and deployment. The position combines backend and frontend engineering with AI orchestration, automation, and cloud-native architecture in a remote-first setup. The engineer will also evolve shared AI toolchains and contribute to architectural and code quality standards. 🗂️ Requirements: Team-level AI-integrated SDLC experience across planning, development, review, testing, deployment, Shared AI toolchain management under version control, Hands-on use of Claude Code, GitHub Copilot, Cursor or equivalent as team tools, Building and maintaining custom AI skills and sub-agents for team use, Experience with parallel AI agent orchestration, Spec-driven development using OpenAPI, ADRs, PRDs as AI context, AI-assisted code review integrated into PR process, Working knowledge of AI orchestration frameworks, Backend development with .NET / C# and ASP.NET Core, Frontend development with TypeScript and React or Angular, Experience with SQL databases and ORM frameworks, Experience with Docker and Kubernetes, Experience with CI/CD pipelines, Experience with cloud platforms (Azure, AWS, or GCP) 📃 Skills: C#, .NET, ASP.NET, SQL, SQLServer, PostgreSQL, EFCore, OAuth, JWT, Python, Java, Node.js, TypeScript, JavaScript, React, Angular, LangChain, LlamaIndex, CrewAI, Docker, Kubernetes, GitHubActions, AzureDevOps, Azure, AWS, GCP, OpenAPI, CQRS, DDD, EventSourcing, Microservices 🏢 Description: We are looking for a Senior Fullstack Engineer who combines deep technical expertise with real, team-level experience working in an AI-integrated software development lifecycle. Individual use of AI coding assistants is not sufficient for this role. We are specifically looking for engineers who have worked in teams where AI was embedded into every phase of delivery — from planning and design through development, review, testing, and deployment. We follow a remote-first setup with no mandatory regular office visits for this position. From time to time, you may be invited to join in-person meetings in one of our offices (Warsaw, Lodz, Wroclaw, Gdansk, or Bialystok), for example for client visits or team reunions. AI-First Requirements Experience working in an AI-enabled engineering team is mandatory — not a personal workflow preference. You have been part of a team where AI was systematically embedded across all delivery phases: planning, development, review, testing, and deployment. You can speak from direct experience about how it worked, what failed, and what you would change. Specific mandatory requirements: Team-level AI-integrated SDLC experience — shared toolchain, shared configurations, shared assets under version control Hands-on with Claude Code, GitHub Copilot, Cursor, or equivalent as a team tool, not only personal usage Built and maintained custom skills and sub-agents used across a team, not just personally Experience with parallel agent orchestration for concurrent workstream execution Disciplined plan → review plan → execute approach with AI involved at every phase Maintained shared prompt libraries, skill repositories, or agent configurations in version control AI-assisted code review integrated into the PR process: CodeRabbit, Copilot review, or similar Experience with spec-driven or document-driven development where structured specifications (OpenAPI, ADRs, PRDs) serve as AI context inputs, not just human references Working knowledge of at least one AI orchestration framework: LangChain, LlamaIndex, Microsoft Agent Framework, CrewAI, or equivalent Automation-first mindset: proactively identify repetitive or inefficient parts of current work and automate them using AI and other available tools. Cost-aware AI usage: understanding how AI credits are consumed across different tools, models, and workflows, and ability to choose the most appropriate model or approach for each task. Technical Requirements Backend: .NET / C#, ASP.NET Core, SQL Server / PostgreSQL, EF Core, OAuth 2.0 / JWT. Python, Java, or Node.js is a strong plus. Frontend: TypeScript, JavaScript, React(preferable) and/or Angular, state management, async patterns, frontend testing. Architecture: Full spectrum from monolith to microservices — DDD, CQRS, Event Sourcing, event-driven design, message brokers. Infrastructure: Docker, Kubernetes, CI/CD (GitHub Actions / Azure DevOps), Azure / AWS / GCP, structured observability. Responsibilities Deliver full-stack features to a high standard of quality, performance, and reliability Contribute to architectural decisions and system design trade-offs Evolve and maintain the team's shared AI toolchain across all SDLC phases Conduct code reviews including AI-assisted tooling; uphold and enforce engineering best practices Proactively surface risks, bottlenecks, and security concerns Communicate and collaborate directly with clients in English Mentor engineers on both technical fundamentals and AI-augmented workflow practices Professional Qualities Ownership mindset · Strong written and verbal English · Comfortable in client-facing roles · Raises the AI workflow maturity of those around them

🏢 Summary: Remote Tech Lead role combining hands-on Java backend development with leadership of senior engineers, focused on building AI-first, greenfield services in a microservices architecture. The position involves designing and delivering Spring Boot-based systems, integrating with legacy platforms, and embedding AI tools across the development lifecycle. The role requires active coding alongside technical mentorship and delivery ownership. 🗂️ Requirements: 8+ years Java backend development experience, Deep expertise in Spring Boot, Strong experience with microservices architecture, Hands-on experience building production backend services, Practical experience with AI developer tools (e.g., Claude Code, Copilot), Experience integrating with legacy systems, Background in fintech, banking or trading, Active coding involvement in current role, English level B2+ 📃 Skills: Java, Spring, SpringBoot, Microservices, AI, Claude, Copilot, CI/CD, Fintech 🏢 Description: Tech Lead – Java Backend| Remote You will: Lead a sub-team of senior engineers while writing production code daily Design and ship greenfield AI-first backend services in Java/Spring Boot Run 1:1s, give direct feedback and actively grow your engineers Build AI tooling across the delivery cycle: code review, testing, CI/CD, documentation Connect into legacy systems cleanly and drive delivery without sacrificing quality You bring: 8+ years of Java backend experience, deep in Spring Boot and microservices Hands-on people management, 1:1s, feedback, career development Practical AI dev tools experience: Claude Code, Copilot or equivalent Background in fintech, banking or trading Still writing code regularly — you haven't stepped away from the keyboard English B2+

🏢 Summary: Opportunity for a Lead Full Stack Engineer to provide technical leadership while building scalable, high‑performance applications using the Microsoft stack and modern cloud architecture. The role combines hands-on full stack development with active adoption of AI-assisted engineering practices across the SDLC. You will drive engineering excellence, mentor teams, and integrate AI capabilities into products and internal tools. 🗂️ Requirements: 7+ years experience with Microsoft stack (.NET, C#, SQL Server, T-SQL), Strong experience with .NET Core and Angular, Proficiency in JavaScript, HTML, CSS, Experience with Git, Experience designing scalable and maintainable systems, Knowledge of SOLID principles and design patterns, Experience with microservices architecture, Experience with Azure or other cloud platforms, Experience working in Scrum environments, Hands-on use of GenAI tools (Copilot, ChatGPT, Cursor) in SDLC, Experience integrating LLM APIs or AI capabilities into applications, Understanding of AI risks, testing, reviews, and compliance guardrails 📃 Skills: .NET, C#, SQL, T-SQL, .NETCore, Angular, JavaScript, HTML, CSS, Git, Azure, Microservices, SOLID, GenAI, LLM, Copilot, ChatGPT, Cursor 🏢 Description: About the Client: The Client provides comprehensive operational support and a range of expert services to the world’s leading insurers, brokers, fleet managers and automotive manufacturers. 3,300 employees across ten countries deliver exceptional standards on a large scale for over 1,200 clients. We help the global insurance market to handle millions of claims each year in the most cost-effective and efficient ways possible. The Client is embarking on an exciting and challenging transformation program and our software solutions are a driving force behind this strategy using cloud computing and leading-edge design patterns. Short Role Description: This is a great opportunity for an experienced Lead Full Stack Engineer to join our Software Development team as part of one of our established Scrum teams. Each agile team includes technical leadership, development, architecture, QA, product, and project management roles. We are looking for a strong engineering leader who combines deep hands-on development expertise with an AI-first mindset. This role requires an AI Champion — someone who actively applies AI tools across the Software Development Life Cycle and helps elevate engineering productivity, quality, and delivery standards through practical and responsible AI adoption. You will not only build high-performance applications, including high-traffic customer-facing platforms, but also act as a multiplier for engineering excellence by introducing modern practices, tools, and ways of working. Responsibilities: Provide technical leadership, mentorship, and hands-on support to engineers within the team. Design, develop, test, document, and maintain scalable backend and frontend solutions. Deliver high-quality, reusable, and maintainable code aligned with best engineering practices. Actively apply AI-assisted development approaches across design, coding, testing, and debugging. Drive improvements in engineering efficiency, quality, and delivery through practical AI usage. Produce clear and structured technical documentation. Provide realistic estimates and manage delivery timelines effectively. Participate in all Scrum ceremonies and contribute to team performance and continuous improvement. Coach teams on effective usage of GenAI tools and promote AI-first engineering culture. Requirements: 7+ years of experience with Microsoft development stack (.NET / C# / SQL Server / T-SQL). Strong experience with .NET Core, Angular, JavaScript, HTML, CSS, Git. Hands-on experience designing scalable and maintainable systems. Solid understanding of SOLID principles, design patterns, and microservices architecture. Experience working with cloud platforms (Azure preferred). Strong experience working in Scrum environments across different team setups. AI & Engineering Excellence Requirements: Proven hands-on experience using GenAI tools (e.g., Copilot, ChatGPT, Cursor, etc.) to improve development speed, code quality, testing, debugging, and documentation. Practical experience integrating LLM APIs or AI capabilities into applications or internal tools. Understanding of AI limitations, risks, and guardrails (testing, reviews, policies, compliance). Ability to introduce new tools and practices, influence teams, and scale adoption across engineering. Nice to Have: Experience building internal developer productivity tools or engineering automation solutions. Exposure to performance, scalability, and security requirements for large-scale platforms. Personal Attributes: Self-organising problem solver. Able to think outside the box (open thinking). Strong ability to work effectively in a team. Collaborating, motivating and energizing others (Team player). Encourage and drive others to deliver high-quality, cutting-edge software. You will have attention to detail and have a proactive ethos. Always looking for continuous improvement. Excellent verbal and written communication skills, in English. We offer*: Flexible working format - remote, office-based or flexible A competitive salary and good compensation package Personalized career growth Professional development tools (mentorship program, tech talks and trainings, centers of excellence, and more) Active tech communities with regular knowledge sharing Education reimbursement Memorable anniversary presents Corporate events and team buildings Other location-specific benefits

🏢 Summary: Senior Software Engineer role focused on building and scaling a high-performance, AI-supported trade management platform using Rust and C#. The position involves designing distributed, event-driven systems with strong emphasis on performance, scalability, and reliability. The engineer will own solutions end-to-end and optimize cloud-based backend systems. 🗂️ Requirements: 5+ years of software engineering experience, Strong system design knowledge, Strong understanding of concurrency, Strong understanding of performance optimization, Hands-on Rust experience in production, Familiarity with C#/.NET, Experience with distributed systems, Experience with cloud platforms (preferably AWS), Practical use of AI tools in development workflows 📃 Skills: Rust, C#, NET, AWS, Kafka, RabbitMQ, AI, DistributedSystems, Concurrency, PerformanceOptimization 🏢 Description: Senior Software Engineer C# (AI-driven systems) We are looking for an experienced Software Engineer who combines strong system design skills with a modern, AI-supported development approach. This role focuses on building and scaling a high-performance trade management platform, primarily in Rust, with some exposure to C#/.NET. You will work on distributed, event-driven systems processing large volumes of data, with a strong focus on performance, scalability, and reliability. Key Responsibilities Develop and optimize high-performance backend systems Design and maintain scalable distributed services Use AI tools to accelerate development, testing, and debugging Own solutions end-to-end, from design to production Improve system performance and cloud efficiency Requirements 5+ years of experience in software engineering Strong fundamentals in system design, concurrency, and performance Hands-on experience with Rust (production level) Familiarity with C#/.NET Experience with distributed systems and cloud (preferably AWS) Practical use of AI tools in development workflows Nice to have Experience with messaging systems (Kafka, RabbitMQ, etc.) Exposure to financial systems or trading environments

🏢 Summary: Opportunity to join a newly formed, globally distributed team building an AI-powered internal developer platform for a large-scale engineering organization. The role focuses on designing and integrating LLM-based tools and agent systems that enhance coding, testing, and deployment workflows. You will help architect and implement core AI infrastructure and integrations within a greenfield, startup-like environment. 🗂️ Requirements: Hands-on experience integrating or building with LLMs, AI agents, or coding assistants, Strong experience in Scala or another modern JVM language (Kotlin or Java 17+), Proven polyglot programming ability, Experience designing and implementing API integrations, Ability to collaborate in a distributed team across time zones, Professional English communication skills 📃 Skills: Python, TypeScript, Scala, Java, Kotlin, LLM, OpenAI, Anthropic, API, AWS, GRPC, MySQL, GitHub, Slack, Docker, Kubernetes, GCP, CI/CD 🏢 Description: We foster a dynamic culture rooted in strong engineering, a sense of ownership, and transparency, empowering our team. As part of the expanding VirtusLab Group, we offer a compelling environment for those seeking to make a substantial impact in the software industry within a forward-thinking organization. About the role You will be a founding member of a new, globally distributed team dedicated to a single mission: revolutionizing internal developer experience in a big technical organization (thousands of developers) via AI-based developer tools. Project scope You will be a founding member of a new, globally distributed team dedicated to a single mission: revolutionizing internal developer experience in a big technical organization (thousands of developers) via AI-based developer tools. Think of it as an internal startup, with the freedom to innovate and the stability of an established company. Our goal is to design and build an intelligent platform that assists developers at every stage, from coding and debugging to testing and deployment. Your team will be part of a larger 10-person group, with colleagues in California, Amsterdam, and Poland, organised into three focused sub-teams. This role requires collaboration (few meetings a week) with engineers on the US West Coast to ensure our platform meets the needs of our global team. What you will do Design and implement integrations with cutting-edge Large Language Models (LLMs) and APIs (like OpenAI’s models, Anthropic’s Claude, and more). Develop intelligent, agent-based systems to automate and assist in complex software development tasks. Engineer the core infrastructure for our AI agents, including components like MCP servers. Seamlessly weave AI capabilities into the daily workflows of our developers by integrating with essential tools like GitHub, Slack, IDEs, and client internal services, mostly Scala-based. Collaborate within a distributed, international team to research, prototype, and deploy solutions that have a direct impact on developer productivity and satisfaction. Tech stack This is a greenfield project, which means you’ll have a say in the technologies we choose. Nothing is set in stone. However, our environment and the problem space suggest we’ll be working with: Primary Languages: Python, TypeScript, Scala – based on available APIs and existing integration – but actual stack will be determined as the project progresses. The project will be based on internally developed services and solutions, utilising Scala, Java, AWS, GRPC, MySQL and more. What we expect: Proven polyglot programming skills with the ability to rapidly learn new languages, frameworks, and domains. Hands-on, practical experience building with or integrating LLMs, coding assistants, or AI agents. You should be ready to demonstrate your work or discuss your implementation experience during the interview. Strong, hands-on experience in at least one of the following: Scala, or another modern JVM language (e.g., Kotlin, Java 17+). A proactive, self-starter attitude. You take initiative, communicate clearly, and thrive in a collaborative, goal-oriented environment. Excellent communication skills in English and the ability to effectively collaborate with team members in the US West Coast time zone. Nice to have: A passion for or prior experience in building developer tools, IDE plugins, or enhancing developer workflows. Experience with DevOps practices and tools (CI/CD, Docker, Kubernetes, cloud platforms like GCP or AWS). Familiarity with the MLOps or Data Engineering ecosystem, particularly on the integration and tooling side (we are not looking for model researchers or trainers) A few perks of being with us Building tech community Flexible hybrid work model Home office reimbursement Language lessons MyBenefit points Private healthcare Training Package And a lot more!

🏢 Summary: Founding engineer role in a greenfield, AI-driven internal platform aimed at revolutionizing developer experience at scale through LLM-powered tools and agent-based systems. The position focuses on designing and integrating AI capabilities into daily development workflows across a large, globally distributed organization. You will collaborate internationally to build core infrastructure and intelligent automation supporting coding, testing, and deployment processes. 🗂️ Requirements: Hands-on experience building or integrating LLMs, AI agents, or coding assistants, Strong experience in Scala or another modern JVM language, Proven polyglot programming ability, Experience designing and implementing API integrations, Ability to build and maintain backend infrastructure, Fluent English for technical collaboration, Availability for collaboration with US West Coast time zone 📃 Skills: Python, TypeScript, Scala, Java, Kotlin, LLM, OpenAI, Anthropic, API, AWS, GRPC, MySQL, GitHub, Slack, Docker, Kubernetes, GCP, CI/CD 🏢 Description: We foster a dynamic culture rooted in strong engineering, a sense of ownership, and transparency, empowering our team. As part of the expanding VirtusLab Group, we offer a compelling environment for those seeking to make a substantial impact in the software industry within a forward-thinking organization. About the role You will be a founding member of a new, globally distributed team dedicated to a single mission: revolutionizing internal developer experience in a big technical organization (thousands of developers) via AI-based developer tools. Project scope You will be a founding member of a new, globally distributed team dedicated to a single mission: revolutionizing internal developer experience in a big technical organization (thousands of developers) via AI-based developer tools. Think of it as an internal startup, with the freedom to innovate and the stability of an established company. Our goal is to design and build an intelligent platform that assists developers at every stage, from coding and debugging to testing and deployment. Your team will be part of a larger 10-person group, with colleagues in California, Amsterdam, and Poland, organised into three focused sub-teams. This role requires collaboration (few meetings a week) with engineers on the US West Coast to ensure our platform meets the needs of our global team. What you will do Design and implement integrations with cutting-edge Large Language Models (LLMs) and APIs (like OpenAI’s models, Anthropic’s Claude, and more). Develop intelligent, agent-based systems to automate and assist in complex software development tasks. Engineer the core infrastructure for our AI agents, including components like MCP servers. Seamlessly weave AI capabilities into the daily workflows of our developers by integrating with essential tools like GitHub, Slack, IDEs, and client internal services, mostly Scala-based. Collaborate within a distributed, international team to research, prototype, and deploy solutions that have a direct impact on developer productivity and satisfaction. Tech stack This is a greenfield project, which means you’ll have a say in the technologies we choose. Nothing is set in stone. However, our environment and the problem space suggest we’ll be working with: Primary Languages: Python, TypeScript, Scala – based on available APIs and existing integration – but actual stack will be determined as the project progresses. The project will be based on internally developed services and solutions, utilising Scala, Java, AWS, GRPC, MySQL and more. What we expect: Proven polyglot programming skills with the ability to rapidly learn new languages, frameworks, and domains. Hands-on, practical experience building with or integrating LLMs, coding assistants, or AI agents. You should be ready to demonstrate your work or discuss your implementation experience during the interview. Strong, hands-on experience in at least one of the following: Scala, or another modern JVM language (e.g., Kotlin, Java 17+). A proactive, self-starter attitude. You take initiative, communicate clearly, and thrive in a collaborative, goal-oriented environment. Excellent communication skills in English and the ability to effectively collaborate with team members in the US West Coast time zone. Nice to have: A passion for or prior experience in building developer tools, IDE plugins, or enhancing developer workflows. Experience with DevOps practices and tools (CI/CD, Docker, Kubernetes, cloud platforms like GCP or AWS). Familiarity with the MLOps or Data Engineering ecosystem, particularly on the integration and tooling side (we are not looking for model researchers or trainers) A few perks of being with us Building tech community Flexible hybrid work model Home office reimbursement Language lessons MyBenefit points Private healthcare Training Package And a lot more!

🏢 Summary: Full Stack Developer role focused on building and maintaining an in-house electronic trading application, including real-time data visualization and position management. The team follows a DevOps approach and is currently migrating the system from on-premise infrastructure to GCP. Responsibilities include feature development, automated testing, CI/CD, and production ownership. 🗂️ Requirements: Minimum 4 years of Java development experience, Hands-on experience with GCP, Experience with Terraform, Experience with TDD, Experience with CI/CD pipelines, Proficiency with Git, Proficiency with Gradle, Proficiency with TeamCity, Proficiency with GitHub, Experience with Apache Kafka, Experience with Kafka Streams 📃 Skills: Java, GCP, Terraform, TDD, CI, CD, Git, Gradle, TeamCity, GitHub, Kafka, KafkaStreams, REST, MongoDB, JVM 🏢 Description: You will join a global team of Full Stack Developers working on an in-house application supporting electronic trading. The team works with modern technologies, a DevOps approach, and close collaboration with the business. Currently, the team is focused on migrating the application from an on-premise environment to GCP. The application is responsible for position management and real-time data visualization. You and your teammates are responsible for all aspects of delivering software to your users: Development of new features. Speaking to the product owner (traders) to understand new feature requirements. Automating regression testing of new software. Frequent deployment of multiple software packages to production. Production availability – we collectively build and own the service. Peer review of colleague’s changes. Speak up and help shape how we do things better. Required skills and experience: Expertise of Java development, with at least 4 years of experience Exposure to cloud technologies such as GCP and Terraform . Familiar with TDD, continuous integration and delivery environment using Git/Gradle/Teamcity/Github Experience with Apache Kafka and Kafka Streams Fluent English (min. B2) Nice to have skills and experience: Experience with REST, messaging technologies and JVM performance tuning. MongoDB An interest in Equity or Equity Derivatives trading business Trading or Risk analysis systems domain knowledge A passion for software development outside of work through involvement in open source, working groups, meetups etc.