Candidate Tech Hub

Node Software Engineer - new product build ? Location: Athens, hybrid ? Pay: €60-90k ? Skills: Node, AWS, Fastify, Terraform, Express, Ansible, Terraform, Grafana If you’re a Node Developer keen to be instrumental in the build of a completely new to market offering, this could be a great fit. ? What’s in it for you Join new start-up backed by big industry names with huge investment and growth planned across engineering Be a key part of creating an innovative first-of-a-kind product in the entertainment industry tackling unique and varied technical challenges Impact at architectural level, helping shape things from the ground up Work on complex, distributed and real-time systems Big focus on scale and performance Work end to end from idea stage through to production Enjoy and contribute to genuine collaborative and continuous learning culture Utilise the latest Node and AWS technology and tooling Take ownership of CI/CD automation and pipelines ? What you’ll bring Solid back end experience with Node Some knowledge of React on the front end Comfortable with AWS and its suite of tools Confident with Ansible and Terraform Performance and scalability are at the forefront of your work Ability to work across the full development life cycle  

Super chance to join start-up leading the way in computer vision AI and Machine Learning. Large recent investment has been enjoyed giving significant runway ahead. You’ll be joining an engineering team at the top of their game, hand-picked from organisations leading they way in AI research and advancement. Key reasons to join £90-120k salary, plus stock Build out highly-advanced AI driven applications Solve complex engineering problems not been tackled before Architect and own new features end to end High-impact role influencing, team, product and wider business Learn and work closely with some of the brightest minds in the space The role Design, build and deliver sophisticated C++ applications Deploy machine learning models Optimise platform for performance, always building with scale in mind Build out deployment pipelines What we need Solid experience building complex, production ready C++ code processing real-time data, ideally across robotics, data vision, AI etc. Understanding of containerization and CI/CD pipelines Comfortable being in an all hands-to-the-pump type start-up environment Happy working predominantly on site in London office

Role: Scala Developer Location: Portugal (fully remote) Job Type: Permanent Salary up to €38,000 + €5k bonus Signify Technology has partnered with an exciting Fintech company whose financial platform has transformed how individuals, companies and financial institutions best handle their assets. The platform has served $176 Billion + worth of client assets across global markets. They are looking for a Scala Developer to join their Portugal based teams working on key elements of the client’s platform. You will be working alongside a senior member of the team on an exciting project helping to drive new initiatives, develop new features and enhance current features. The tech stack used is open-source technologies Scala, Akka, Postgres and cloud technologies AWS. Experience with Java or Kotlin is welcomed if your motivated to learn Scala. Requirements Experience working with Scala and/or Java, Kotlin. Experience with Akka. Experience building APIs Knowledge or willing to learn about financial products and markets Excellent communication skills Degree in Computer Science or equivalent Please note that this position does not offer visa sponsorship, and candidates must have the legal right to work in the specified location. For more information, please contact me via email: harvey.cheadle@signify-tech.com

Signify are partnered with a long standing client of ours who are expanding their engineering team across the UK/EU and searching for an experienced Backend (Scala/Java) developer to join the team ASAP. The initial contract will be for 6 - 12 months with a high chance of extension where you will be working fully remote. Key Responsibilities: Build and maintain scalable, high-performance systems using Scala, Akka, Java, and Spring Boot. Required Skills and Qualifications: Scala & Akka: Strong experience with Scala and Akka, including actors, streams, and clustering. Java & Spring Boot: Proficiency in Java and Spring Boot for backend development. Distributed Systems: Experience designing microservices and distributed systems. CI/CD & Cloud: Familiarity with Jenkins, GitLab CI, Docker, Terraform, and cloud platforms (AWS, Azure, GCP). Agile: Knowledge of Scrum and Kanban practices. Concurrency: Understanding of concurrency models and asynchronous programming. Monitoring: Experience with tools like CloudWatch, New Relic, and Prometheus. Performance: Ability to optimize concurrent and distributed systems. Build & Testing: Proficient with sbt, Git, and testing frameworks (ScalaTest, Specs2, Akka TestKit). Soft Skills: Strong problem-solving, communication, and teamwork abilities. Education and Experience: Degree in Computer Science or related field preferred. Several years of experience with Scala, Akka, Java, and Spring Boot. Like to find out more? Please don't hesitate to apply!

Role: Senior Software Engineer Location: Lisbon, Portugal (hybrid 1 day per week) Job Type: Permanent Salary up to €75k Signify Technology has partnered with an exciting AI-powered engagement platform which is used by a wide client base to close the data activation gap by bridging together customer data, design experiences, deliver on them and optimize them - all in one platform. You will be own the end-to-end of the product lifecycle, architect and develop solutions to scale a complex platform that will reach millions of users. You will be actively involved in strategic technical planning sessions with senior leadership. Requirements Experience with Scala and or Java. Hands on experience with Elasticsearch, Kafka, kubernetes and Docker. Experience with AWS Experience building relevant production ready, scalable web applications. Mentorship experience. Degree in Computer Science or equivalent Please note that this position does not offer visa sponsorship, and candidates must have the legal right to work in the specified location. For more information, please apply or contact me directly - harvey.cheadle@signify-tech.com

Role: Mid-level Software Engineer (Scala) Location: Portugal (remote) Job Type: Permanent Salary up to €46k + bonus Signify Technology has partnered with an exciting Fintech company whose financial platform has transformed how individuals, companies and financial institutions best handle their assets. The platform has served $176 Billion + worth of client assets across global markets. They are looking for a Mid-level Software Engineer for one of their Scala teams. You will be involved in the full development lifecycle helping to scale their backend applications by building highly scalable features. You will support the team with coordinating work and contribute towards overall technology decisions. Requirements Experience with Scala Hands on experience with Akka, Zio and Kafka. Experience with AWS Experience building Rest APIs for large scale applications Mentorship experience. Degree in Computer Science or equivalent Please note that this position does not offer visa sponsorship, and candidates must have the legal right to work in the specified location. For more information, please apply or contact me directly - harvey.cheadle@signify-tech.com

Role: Senior Software Engineer (Scala) Location: Portugal (remote) Job Type: Permanent Salary up to €70k + bonus Signify Technology has partnered with an exciting Fintech company whose financial platform has transformed how individuals, companies and financial institutions best handle their assets. The platform has served $176 Billion + worth of client assets across global markets. They are looking for a Senior Software Engineer for one of their Scala teams. You will be involved in the full development lifecycle helping to scale their backend applications by building highly scalable features. You will support the team with coordinating work and contribute towards overall technology decisions. Requirements Experience with Scala Hands on experience with Akka, Zio and Kafka. Experience with AWS Experience building Rest APIs for large scale applications Mentorship experience. Degree in Computer Science or equivalent Please note that this position does not offer visa sponsorship, and candidates must have the legal right to work in the specified location. For more information, please apply or contact me directly - harvey.cheadle@signify-tech.com

Role: Senior Research Engineer Location: New York or remote US Job Type: Permanent I've partnered with one of the most exciting AI companies in the US who just raised a multi-million $ funding round to continue on their hyper-growth venture, and are now looking to expand their research / ML team. The company is an AI-powered music creation app that offers a platform for instant music creation. They are looking for an innovative research engineer with top-tier software/model-engineering skills, deep learning library expertise, large-scale model training experience, and a love for generative AI, committed to excellence and rapid feature deployment. We're open to the level of seniority this person comes in at. Founded by a number of folks who spent years working together in this space whilst at DeepMind, they have recently raised an extensive amount of funding from some of the biggest names in tech, as well as music, to enter into a hyper-growth period. This is a unicorn opportunity in the sense that you're very well paid (7+ figure comp range) and get the benefits of work that come with a hyper-growth company.

Role: AI Lead Engineer Location: UK and European Union (remote) Job Type: Permanent Founded by former Amazon, Elastic and Tessian founders developing a groundbreaking stealth-mode cybersecurity company. The platform uses a combination of generative AI (including agents) and traditional data science to solve some of the most urgent challenges faced by security teams today. In this role you will innovate and lead the design and development of the AI models architectures, capabilities and drive further scalability of the product. Your work will shape the future of AI products powered by LLMs and deep learning techniques, implementing ML nd LLM-Ops best practices. Partner with data ingestion specialists to optimize workflows for model training and deployment. Experiment by designing and conducting experiments to thoroughly test and enhance model performance and robustness. Requirements Extensive expertise in theoretical foundations of machine learning. Extensive experience of developing AI models for SaaS products. Fluency in at least one deep learning framework (e.g., TensorFlow, PyTorch) Strong LLM experience and the emerging field of prompt-engineering. Excellent problem solving skills with the ability to excel in a fast paced startup environment. A Master’s degree (or Ph.D.) in related fields: AI/LLM/etc. from a reputable academic institution. Interested? Apply or email harvey.cheadle@signify-tech.com

Role: Senior Research Scientist/Engineer (AI Safety)Location: London, United KingdomJob Type: Permanent The potential of current AI systems is evolving at a rapid pace. While these advancements offer fantastic opportunities, they also bring certain risks like deliberate misuse or intelligent yet misaligned models. Our client is conducting fundamental research on interpretability and behavioral model evaluations which is used to audit real-world models. You will be responsible for working on safety cases for scheming by building evaluations for deceptive alignment-related properties, such as situational awareness or deceptive reasoning. You will publish the results of your work to the general public or target audience (AI developers or governments) Requirements Extensive LLM experience - the core skills of this role is steering LLMs. Software Engineering experience - build a solid foundation in software engineering including APIs, data science, system design, data engineering and front-end front-end development. Research experience - design and execution of experiments and then writing up and communicating your findings. Generalist - your skills range from LLM fine-tuning to developing frontend interfaces. Scientific mindset - experienced proposing and testing alternative hypotheses in new experiments. Interested? Apply or email harvey.cheadle@signify-tech.com