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Location: UK Department: Engineering Employment Type: Permanent About YLD: Our goal is to help our clients keep moving forward. We work with them to build the skills and capabilities they need to stay ahead of the competition, and we know our success only happens when they succeed. We’re a team of curious, talented people, and we’re committed to making YLD a place where great people want to work, grow, and stay. We’re a remote-first consultancy specialising in software engineering, product design, and data. Our teams are based across London, Lisbon, and Porto, and we create digital solutions that continue to deliver value long after our work is done. About the role: As a Senior Software Engineer at YLD, you’ll be part of a client team building innovative products. We’re looking for someone curious, passionate, driven, and enthusiastic. You should be skilled in problem-solving and experienced in designing scalable, resilient, and fault-tolerant architectures. You’re also an effective communicator and a strong team player. Together with your team, you’ll thrive in a fast-paced engineering environment, delivering outstanding results and exciting projects. Your day-to-day responsibilities will look like this: Crafting excellent products! You will be building new features that meet the needs of our clients and customers; Continuously delivering changes to products, as our client is moving to a full CI/CD model; Working closely with your team, regularly collaborating and on engineering initiatives, to continually push yourselves to be better; Learning, growing, and mentoring the engineering team to accelerate their career growth and encourage them to progress; Working with the Lead to architect, design, build, and deliver highly available, always-on, zero downtime products; Being responsible for the production operation and monitoring of products in line with SLAs; Driving good practices within your team, making an impact on the whole department; Participating in regular show and tells, promoting your work to both your department and the wider company. ); Production experience with React, modern build tools, state management, responsive design, and accessibility standards; Comprehensive testing experience (unit, integration, E2E, security) and performance optimization; Scalable system design patterns, load balancing, and high-availability architectures; Database design and optimization (both relational and NoSQL); API development (REST, GraphQL, gRPC) and event-driven architectures; Caching strategies and message queue systems (Redis, Kafka, RabbitMQ); Cloud platforms (AWS, Azure, GCP) with containerisation (Docker, Kubernetes); CI/CD pipelines and Infrastructure as Code (Terraform, CloudFormation); Monitoring, observability, and performance optimisation tools; You can keep a cool head when debugging production issues; Use AI tools to augment your work, applying sound judgement to adopt emerging technologies where they genuinely add value and increase your impact as an engineer. You should apply if you are: Self-motivated, proactive and always looking for ways to improve and develop yourself; A good communicator, both in writing and verbally. You’ll be able to explain technical ideas and concepts in business-friendly language. Detail-oriented; Possess strong problem-solving skills that balance innovation with pragmatic technology choices to solve business needs; Used to working in a team-oriented, collaborative environment; Analytical and problem-solving-oriented; A genuine believer in diversity and fairness. Benefits you’ll receive: Company Private Health care (currently provided by Vitality) Enhanced fully paid maternity and paternity leave for up to 6 months 25 days annual holiday (excluding Public Holidays) £2000 annual allowance

Polyglot Engineer (JS/Python/Go)

Don't apply unprepared

Polyglot Engineer (JS/Python/Go)

Don't apply unprepared