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AI, ML, & Data Engineering

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Job title: Senior Platform Engineer   Job type: Contract (B2B)   Contract Length: Long term, rolling contract   Rate: €300+ per day (depending on experience)   Role Location: Poland, Wroclaw (Fully remote, must be based in Poland)   The company: A leading software company with bespoke products for the finance industry.   Role and Responsibilities: Signify have partnered up with a European Fintech organisation specialising in offering a solution to large institutions across the globe. We are hiring for a Senior Platform Engineer to help spearhead projects in the cloud (Azure) and to work on their core platforms using CI/CD, IaC and their networking knowledge. This role will lead into a team lead role in the near future - filling the gap between the senior engineers and platform engineering manager.   Job Requirements: 6+ years commercial experience in Platform Engineering Azure, CI/CD, Terraform, Kubernetes, IaC, Networking, Elasticsearch Must have project or team mentorship experience (willing to move into a Team Lead role in the future) Good communication skills in English A team player and ability to collaborate   Interview process: 1st stage interview, 2nd stage interview, Offer stage     If you are interested, please apply to this advert or email your CV to iqbal.miah@signify-tech.com   Please note - all applicants must be based in Poland         Accessibility Statement: Read and apply for this role in the way that works for you by using our Recite Me assistive technology tool. Click the circle at the bottom right side of the screen and select your preferences.   We make an active choice to be inclusive towards everyone every day. Please let us know if you require any accessibility adjustments through the application or interview process.     Our Commitment to Diversity, Equity, and Inclusion: Signify’s mission is to empower every person, regardless of their background or circumstances, with an equitable chance to achieve the careers they deserve. Building a diverse future, one placement at a time.

Job title: Principal Software Engineer  Job type: Contract Contract Length: 12 months Rate: $60-80 per hour Role Location: Fort Lauderdale, FL (Hybrid 2 days on site) The Company: A globally recognized ultra-luxury hospitality brand delivering world-class guest experiences across an exclusive maritime portfolio. Known for its uncompromising service standards and premium customer journey, the organization blends refined hospitality with innovative digital experiences to support both guests and crew across web and mobile platforms. With a strong focus on excellence, trust, and continuous improvement, the company fosters a culture where engineering quality, scalability, and thoughtful architecture are central to delivering seamless, high-end digital products. You’ll join a collaborative, high-caliber engineering team that values clean architecture, performance, and modern development practices — working alongside product leaders, designers, and backend specialists to deliver sophisticated, customer-facing solutions across web and mobile ecosystems. Role and Responsibilities: We’re seeking an experienced Principal Engineer (10+ years) with deep full-stack expertise and strong architectural capabilities to lead the design and development of scalable web and mobile applications. The ideal candidate has extensive experience across modern front-end frameworks, backend systems, and cloud infrastructure — and brings a strategic mindset around system design, performance, and long-term maintainability. You’ll collaborate closely with cross-functional stakeholders to deliver seamless, luxury-grade digital experiences while guiding engineering standards and mentoring team members. Front-End Development: Design, build, and optimize dynamic, high-performance user interfaces using React or Next.js. Develop scalable micro-front-end architectures to ensure maintainability and flexibility. Ensure responsive design, accessibility standards, and cross-browser compatibility. Web & App Development: Build and maintain hybrid and native applications across web and mobile platforms. Utilize Ionic to develop hybrid solutions that deliver consistent, premium user experiences. Drive mobile-first strategies and progressive web application (PWA) development. Back-End & Architecture: Collaborate with backend teams to integrate RESTful APIs and GraphQL endpoints. Provide architectural leadership for scalable, distributed systems and microservices environments. Champion modern software design patterns and best practices across the engineering function. AWS Expertise: Leverage AWS services (Lambda, S3, CloudFront, DynamoDB, ECS, etc.) to deploy and manage cloud-native applications. Optimize performance, scalability, and cost-efficiency within AWS environments. Design and maintain CI/CD pipelines to enable streamlined, automated deployments. Collaboration: Partner with product managers, UX/UI designers, and business stakeholders to deliver high-impact features. Mentor junior and mid-level engineers, promoting technical excellence and knowledge sharing. Lead technical design sessions, architecture reviews, and code quality initiatives. Problem-Solving: Troubleshoot complex issues across web, mobile, and cloud environments. Identify opportunities to improve reliability, scalability, and system performance. Drive continuous improvement across development processes and engineering standards. Job Requirements: Proven experience as a Senior or Principal Full-Stack Engineer with strong front-end expertise. Advanced proficiency in React or Next.js. Extensive experience building web and mobile applications (hybrid and native). Hands-on experience with Ionic or similar hybrid frameworks highly preferred. Strong backend development experience (Java preferred). Deep understanding of GraphQL, RESTful APIs, and microservices architecture. Proven experience working within AWS cloud environments. Strong knowledge of software architecture, design patterns, and engineering best practices. Excellent analytical, debugging, and problem-solving capabilities. Strong communication skills and experience working within collaborative, hybrid teams. Bachelor’s degree in Computer Science, Engineering, or related field (Master’s preferred). 10+ years of software development experience, including at least 3 years in a technical leadership role. Accessibility Statement: Read and apply for this role in the way that works for you by using our Recite Me assistive technology tool. Click the circle at the bottom right side of the screen and select your preferences. We make an active choice to be inclusive towards everyone every day.? Please let us know if you require any accessibility adjustments through the application or interview process. Our Commitment to Diversity, Equity, and Inclusion: Signify’s mission is to empower every person, regardless of their background or?circumstances, with an equitable chance to achieve the careers?they deserve. Building a diverse future, one placement at a?time. Check out our DE&I page here

Solution Engineer / Full-Stack Software Developer (C#/.NET) We’re looking for an experienced Full-Stack Developer to join a highly technical team working on complex, high-performance systems. This is a role for someone who enjoys solving hard problems, designing robust solutions, and getting hands-on across the full stack. The Contract: - Fully Remote (Europe) - 12 Month Contract (Extension Likely) - Standard B2B - €450 Euro per day What you’ll be doing - Designing and building scalable, high-availability software solutions - Working across backend, frontend, data, and cloud infrastructure - Handling large data sets, real-time and multithreaded systems - Contributing to solution architecture and technical decision-making - Working in a mature Agile / DevOps environment (CI/CD, code reviews, testing) Core technical experience - 8+ years in software engineering and/or solution architecture - Strong C#/.NET experience (WPF preferred) - Advanced Python - JavaScript with modern frameworks (e.g. React) - SQL plus experience with unstructured data (e.g. MongoDB) - Solid understanding of algorithms, data structures, and design patterns - Experience building and integrating REST APIs - Strong grasp of distributed systems and system architecture - Cloud experience, ideally Microsoft Azure Nice to have / domain experience - Financial mathematics or financial systems exposure - Experience with Portfolio, Order, or Execution Management Systems - Financial optimisation, factor modelling, or performance-critical systems - Performance testing and profiling - Columnar and/or relational databases Service-oriented architectures

Job title: Senior Underwriter Job type: Full Time Permanent Role Location: Remote Client Industry:  AI/Insurance   About the Company I am working with an exciting start-up technology-driven insurance business operating within the Lloyd’s of London market. The company focuses on complex, emerging and specialist risks, combining strong underwriting discipline with a modern, client-centric approach. The Role They are seeking an experienced Senior Underwriter to play a key role in underwriting delivery, portfolio growth, and client engagement. This is a customer-facing position, requiring regular interaction with brokers, partners, and insureds, alongside hands-on underwriting responsibility. The successful candidate will bring deep Lloyd’s market expertise, strong commercial judgement, and the credibility to represent the business externally while shaping profitable underwriting outcomes internally. Preferred Background - Experience underwriting within Cyber, Climate / ESG-related risks, and/or Professional Liability. - Exposure to complex, specialty, or emerging risk classes within Lloyd’s. Essential Experience & Skills - 10+ years’ underwriting experience within the Lloyd’s of London market (non-negotiable). - Proven track record of underwriting complex risks and managing broker relationships. - Strong commercial acumen with the ability to make confident, independent decisions. - Comfortable operating in a client-facing, relationship-driven role. Excellent communication and stakeholder management skills.  

Job title: VP of Product Job type: Perm Salary: $210,000 - $230,000 Role Location: New York/Boston Role and responsibilities: Own and drive the global product strategy across trading and market-facing platforms Lead, mentor, and grow a product organisation of ~6 Product Directors and Product Managers Partner closely with Engineering, Research, and Commercial teams to deliver high-impact products Translate complex market, customer, and trading requirements into clear, actionable roadmaps Act as a strategic voice at senior leadership level while remaining tactically engaged when needed Balance long-term product vision with near-term delivery and execution Engage directly with customers and internal stakeholders to ensure strong product-market fit Job requirements: Senior product leadership experience (VP / Head of Product or equivalent) Strong background in trading environments—ideally commodities (oil, gas, power), though equities or adjacent trading domains are also welcome Experience working for a vendor, brokerage, or platform provider building trading or market-facing products Proven ability to lead product strategy while collaborating deeply with engineering teams Comfortable operating in fast-moving, evolving environments where you may need to wear multiple hats Experience level Ideally 10+ years of relevant experience Candidates with 7+ years will be considered if they bring strong, directly relevant industry experience and clear product leadership capability Benefits: Base salary: $210k – $230k USD (flexible for exceptional profiles) 401(k) Medical and dental coverage Generous PTO (~25 days annually) Additional wellness and volunteer days Accessibility Statement: Read and apply for this role in the way that works for you by using our Recite Me assistive technology tool. Click the circle at the bottom right side of the screen and select your preferences.   We make an active choice to be inclusive towards everyone every day.? Please let us know if you require any accessibility adjustments through the application or interview process. Our Commitment to Diversity, Equity, and Inclusion: Signify’s mission is to empower every person, regardless of their background or?circumstances, with an equitable chance to achieve the careers?they deserve. Building a diverse future, one placement at a?time. Check out our DE&I page here

Position: Scala Developer  Location: Lisbon - hybrid Can relocate from anywhere globally.  Signify Technology are working with a long-standing, trusted clients of ours who are looking to expand their engineering team in Lisbon, Portugal, who operate in the finance and insurance company. Your Responsibilities: - Contribute to a robust microservices architecture in Scala, utilizing technologies such as SBT, Quill, ScalaPB, Http4s, Scalatest, Oracle DB, Postgres, Flyway, Kafka, RabbitMQ, Protobuf, Scalaxb, git, Docker, Kubernetes, Jenkins, and Elastic Search. - Maintain and enhance the Scala 2.13 codebase, incorporating tools like sbt, quill, scalapb, flyway, and protobuf. - Develop new microservices to automate and optimize business processes. - Collaborate closely with business analysts and stakeholders to gather requirements and design innovative features. - Review performance metrics and ensure scalability of existing processes and services. Your Qualifications: - Proficient in Scala with an understanding of its intricacies. - Fluent in English with excellent communication skills. - Eagerness to learn about business processes and a proactive attitude towards continuous improvement. Nice-to-Haves: - Familiarity with RabbitMQ, Kafka, Docker, Kubernetes, and Jenkins. - Professional experience in the financial industry. - Experience in migrating services from Scala 2 to Scala 3. What They Offer: - A dynamic and collaborative work environment. - Opportunities for continuous learning and skill growth. - Competitive compensation. - Anonymity of the company to respect your privacy. - Help with relocation from anywhere globally to Portugal

Senior Scala Engineer Full-time Remote work available Department: Engineering Location: United Kingdom Company Overview A global software provider focused on improving productivity and employee experience within manufacturing environments. The company builds solutions centered on frontline workers, combining modern software with operational expertise to help production, maintenance, and quality teams collaborate more effectively. Customers consistently see significant productivity improvements in a short period of time. The platform is used across thousands of manufacturing plants worldwide, supporting hundreds of thousands of users. Role Overview This is a full-time, direct-hire position. Candidates must be currently located in the UK. Visa sponsorship and relocation assistance are not available. Responsibilities Develop and maintain a Scala-based API backend supporting manufacturing frontline teams Design, build, and enhance manufacturing workflows within web applications Deliver committed sprint work aligned with business objectives Leverage modern Scala and backend technologies to maintain a competitive platform Act as a subject matter expert during production incidents to resolve customer issues efficiently Participate in technical discussions and forums to contribute ideas beyond sprint work Collaborate closely with teammates to help the wider business achieve its goals Write clean, testable, and maintainable code Qualifications 5+ years of professional experience as a Backend Engineer 5+ years of hands-on experience with Scala in production environments Technical Skills Backend Development: Scala, API-first design (OpenAPI) Functional & Async Programming: Cats Effect and functional Scala patterns Data & Messaging: PostgreSQL, Kafka (Avro), transactional data access APIs & Services: Versioned APIs and service integration Testing & Code Quality: Unit and integration testing, observable and maintainable code DevOps & Cloud: AWS, Docker, Kubernetes (EKS), CI/CD pipelines Engineering Practices: Trunk-based development, feature flags, refactoring legacy systems

Job title: Senior RPA (UiPath) Developer Job type: Contract Contract Length: 12 months (extension likely) Rate: $15 - $20 per hour Role Location: Brazil, Remote The company: A dynamic technology services firm specializing in robotic process automation (RPA) and digital transformation solutions for clients across industries such as finance, healthcare, and manufacturing. Committed to building innovative digital workforces, the company empowers organizations to streamline operations through advanced automation technologies and tailored consultancy services. Role and Responsibilities: Design, develop, and implement software robots using RPA platforms to automate business processes, adhering to proprietary methodologies for efficient solution delivery. Write, test, and debug automation code, ensuring high-quality, error-free robots that meet client requirements and performance standards. Deploy and maintain orchestration software to manage and monitor bots in production environments, ensuring seamless operation and scalability. Collaborate with project stakeholders, including business analysts and clients, to gather requirements, define process workflows, and deliver tailored automation solutions. Troubleshoot and resolve issues in existing automation solutions, optimizing performance and ensuring minimal downtime for client operations. Contribute to process improvement by identifying automation opportunities and proposing innovative solutions to enhance efficiency. Document technical designs, test cases, and deployment procedures to support project transparency and client handovers. Job Requirements: Bachelor’s degree in Computer Science or Computer Engineering (required). 2–4 years of experience in software development, preferably with RPA platforms (e.g., UiPath, Automation Anywhere) or related internship/co-op experience. Proficiency in programming languages such as Python, C#, or VB.NET, and familiarity with automation tools and APIs (e.g., REST, SOAP). Strong logical thinking, critical reasoning, and problem-solving skills to address complex automation challenges. Excellent communication and time management skills to collaborate effectively with diverse stakeholders and meet project deadlines. Experience with orchestration tools (e.g., UiPath Orchestrator) and process design methodologies is a plus. Strong academic record or demonstrated work experience in automation or software engineering. Preferred certifications: UiPath Certified RPA Associate, Automation Anywhere Certified Developer, or equivalent. Benefits:   Competitive salary with performance-based incentives. Professional development opportunities, including RPA training and certification support. Flexible remote or hybrid work environment with access to collaborative tools. Opportunity to work on cutting-edge automation projects with global clients. Accessibility Statement: Read and apply for this role in the way that works for you by using our Recite Me assistive technology tool. Click the circle at the bottom right side of the screen and select your preferences.     We make an active choice to be inclusive towards everyone every day.? Please let us know if you require any accessibility adjustments through the application or interview process.     Our Commitment to Diversity, Equity, and Inclusion: Signify’s mission is to empower every person, regardless of their background or circumstances, with an equitable chance to achieve the careers they deserve. Building a diverse future, one placement at a time.   Check out our DE&I page here      

Job title: Lead Software Engineer Job type: Permanent  Salary: Up to €75,000 Role Location: Athens, hybrid 3 days a week onsite  The company: Rapidly expanding Travel Tech! Role and responsibilities: Work on a large-scale greenfield modernisation project to transform the travel and transportation ecosystem, empowering businesses with innovative, scalable, and efficient technology solutions, overseeing three different teams. What You’ll Be Doing: Platform Overhaul: Transitioning legacy systems to modern, microservices-based architectures. Next-Gen Features: Rolling out tools like revenue management systems and web check-in portals. Build new reservation and ticketing systems designed for reliability and scalability.  System Integration connecting the travel ecosystem with robust APIs and microservices. Job requirements: Strong expertise in Java, Spring Boot, and RESTful API design. Experience with microservice architectures, database management (PostgreSQL or similar), and Docker. Knowledge of Agile methodologies and a collaborative mindset. If interested, apply to be considered!  Accessibility Statement: Read and apply for this role in the way that works for you by using our Recite Me assistive technology tool. Click the circle at the bottom right side of the screen and select your preferences. We make an active choice to be inclusive towards everyone every day.? Please let us know if you require any accessibility adjustments through the application or interview process. Our Commitment to Diversity, Equity, and Inclusion: Signify’s mission is to empower every person, regardless of their background or?circumstances, with an equitable chance to achieve the careers?they deserve. Building a diverse future, one placement at a?time. Check out our DE&I page here

Job title: Product Support Engineer / SRE Job type: Permanent Salary: €40,000 - €50,000 Role Location: Athens, Greece (hybrid 3 days per week onsite) The Company I'm working with a fast-growing company in the travel technology space, helping process millions of tickets annually and helping travel operators optimise pricing, capacity, and demand forecasting across routes, seasons, and channels. Role and Responsibilities The Product Support /SRE will play a critical role in ensuring the reliability, scalability, and performance of highly secure, mission-critical systems. This is a senior, hands-on position focused on supporting complex production environments, improving system resilience, and driving automation across the platform. You’ll act as a technical escalation point while helping shape long-term reliability and infrastructure strategy. You’ll work closely with backend engineers, platform teams, and security specialists to operate and evolve distributed systems at scale. What You’ll Be Doing Ensuring high availability and reliability of large-scale production systems. Acting as a senior escalation point for complex incidents and outages. Designing and improving monitoring, alerting, and observability platforms. Automating infrastructure, deployments, and operational processes. Driving best practices around incident management, post-mortems, and resilience. Collaborating with engineering teams to improve system performance and stability. Supporting capacity planning and disaster recovery strategies. Job Requirements Strong experience in Site Reliability Engineering, DevOps, or Production Engineering roles. Proven background supporting and operating distributed, high-availability systems. Strong knowledge of Linux, networking, and system administration. Experience with cloud platforms (Azure preferred) and cloud-native architectures. Hands-on experience with monitoring, logging, and observability tools. Experience with automation and Infrastructure as Code (Terraform, Ansible, etc.). Ability to troubleshoot complex systems under pressure. Benefits Competitive salary package. High-impact role with ownership over system reliability and resilience. Opportunity to work on mission-critical, security-first platforms. Exposure to modern cloud and automation technologies. Collaborative, high-performing engineering environment. Accessibility Statement Read and apply for this role in the way that works for you by using our Recite Me assistive technology tool. Click the circle at the bottom right side of the screen and select your preferences. We make an active choice to be inclusive towards everyone every day. Please let us know if you require any accessibility adjustments through the application or interview process. Our Commitment to Diversity, Equity, and Inclusion Signify’s mission is to empower every person, regardless of their background or circumstances, with an equitable chance to achieve the careers they deserve. Building a diverse future, one placement at a time. Check out our DE&I page here.