Company description We believe in the power of ingenuity to build a positive human future. As strategies, technologies, and innovation collide, we create opportunity from complexity. Our diverse teams of experts combine innovative thinking and breakthrough technologies to progress further, faster. Our clients adapt and transform, and together we achieve enduring results. We are over 4,000 strategists, innovators, designers, consultants, digital experts, scientists, engineers, and technologists. And we have deep expertise in consumer and manufacturing, defence and security, energy and utilities, financial services, government and public services, health and life sciences, and transport. Our teams operate globally from offices across the UK, Ireland, US, Nordics, and Netherlands. Job description Are you up for the challenge of creating seamless user experiences from every angle? Our Digital team are looking for a skilled and experienced Senior Full Stack Engineer confident in the JavaScript/TypeScript stack, from front-of-frontend through to Node APIs and infrastructure. You will work alongside colleagues from across PA, delivering transformative digital solutions to today's most complex business challenges. Our teams are trusted to deliver and given the space to be awesome. We're an inclusive community for the curious, generous, pragmatic and committed digital practitioner. As a Senior Full Stack Engineer, you'll be working as part of a larger team who are collectively responsible for delivering functioning solutions to our clients. You'll have the support of experienced professionals within the team, who can give you guidance and help you make decisions. We work alongside our clients daily as an extension of their own teams to build relationships, discuss their needs, refine solutions, report progress, and provide technical support. You will be required to have excellent client facing skills as well as solid technical knowledge and development craft skills. What you'll be doing: Expect to use your knowledge of architecture; our clients will look to you for advice and contribution in higher level architectural discussions. Own the development process for your team, building strong principles and putting robust methods and patterns in place across architecture, scope, code quality, infrastructure and deployments. Model team behaviour for writing specifications and acceptance criteria, estimating stories, sprint planning and documentation. Actively define and evolve PA's engineering standards and practices ensuring we maintain a shared, modern and robust approach. It's important you feel comfortable influencing team discussions with the client on the project. Coach and mentor others in the team, regardless of seniority, working with them to build their expertise and understanding. Your involvement in shaping bids (working with a bid team) will assist to create approaches or proposals, and perhaps you may also add valuable contributions during presentations to clients in a formal selection process Qualifications Proven expertise of architecting and developing full stack web applications using TypeScript including React and Expertise in UI engineering using CSS, strong knowledge of accessibility compliance and working with designers to deliver design systems in code. Demonstrable experience of backend API development with Node.js including databases, ORM patterns (e.g. Prisma) and designing service-oriented architectures. Experience of developing cloud-native applications in one of AWS, Azure or GCP, ideally using a serverless architecture (e.g. functions, message queues, databases, API gateways, authentication). Developer or Architect level cloud certification or equivalent experience. Good understanding of software testing approaches (TDD, BDD) and associated frameworks (e.g. unit testing, Testing Library, Cypress etc). Experience of agile software development including sprints, work estimation and developing acceptance criteria. Experience implementing infrastructure-as-code, CI/CD patterns and efficient release management strategies. Additional information Benefits Private medical insurance Travel allowance 25 days annual leave with the opportunity to buy 5 additional days Company pension scheme Annual performance-based bonus Life and Income protection insurance Tax efficient benefits (cycle to work, give as you earn) Additional optional benefits (Dental, critical illness, spouse/partner life assurance) Flexible working - We are guided by our client work and needs; however, you have autonomy to manage your time and diary to suit your work/life balance. PA is committed to building an inclusive and supportive culture where diversity thrives, and all of our people can excel. We believe that greater diversity stimulates innovation, enabling us to fulfil our purpose of 'Bringing Ingenuity to Life', supporting the growth of our people, and delivering more enduring results for our clients. We only recruit, promote and reward our people based on their contribution, without regard to gender, race, disability, religion, nationality, ethnicity, sexual orientation, age or marital status. We welcome international applications, but we are unable to offer sponsorship for work permits, so you will need to have the full right to live and work in the UK. Unfortunately, your application will be automatically rejected if you do not have these rights. To be considered for this role you will be redirected to and must complete the application process on our careers page. To start the process, click the Apply button below to Login/Register.