Senior Fullstack Node JS Engineer (React)
London, UK IT development
Job description
We’re a multi-channel, multi-brand business serving millions of customers a day, with the UK’s largest loyalty scheme and an ever-evolving set of digital platforms. All this equals over 1.2 billion transactions each year, presenting a volume, depth and complexity of data that few can match.
Nectar and Nectar360 are a core part of Sainsbury’s Business Model, to deliver Loyalty and Rewards programme across Sainsbury’s and Coalition brands investing in what matters to Customers. Using our unmatched Nectar data-set and full encompassing media portfolio we create impactful and relevant customer experiences – connecting our brand partners to their customers.
As a Fullstack Engineer, you will have the opportunity to create exceptional, high-performance products that deliver an amazing shopping experience to our customers. In an inclusive and agile environment, your curiosity and experimentation will be embraced, allowing you to tackle real-world challenges and see the impact of your work in the hands of millions of people across the UK.
You’ll be part of one of our Engineering squads working on Ad-tech, interpreting and following architectural and engineering principles, operating frameworks, and new and improved technology and solutions. With your technical craft, curiosity and experimentation, you’ll use judgement to apply specific techniques to deliver focused outcomes that support our customers.
About the role
As a Full Stack Engineer, you will design and develop scalable, user-friendly web applications, developing Node.js services and React frontends. You'll work across the stack to ensure high performance, collaborating on both front-end and back-end architecture. Leading the design and support of services and internal frameworks that enhance Sainsbury's capabilities will be part of your role. Throughout the whole product lifecycle, including decommissioning, you will demonstrate engineering expertise, knowledge of engineering and architectural principles, and proven experience in software design and implementation, security, cloud, infrastructure as code, and CI/CD. Your drive for continuous improvement, advocacy of agile delivery methodologies, and passion for delivering solutions to customers will shine through in your work. You will display empathy and understanding in supporting your colleagues in the team to deliver, while also keeping yourself up-to-date with emerging technologies.
Collaboratively contribute to the design and support of services and internal frameworks.
Actively participate in research, scoping, and planning activities for the development of new domain and platform capabilities, working closely with engineering and product managers.
Drive the technical roadmap of the product by deeply understanding technology and broader roadmaps.
Lead the design and support of services and internal frameworks to enhance Sainsbury’s capabilities.
Guide, support, and enable performance within the squad by providing technical knowledge and ideas.
Remove technical blockers for fellow developers with their work by providing your support or connecting with the right people.
To be a role model that represents all the standards and principles by which developers need to work with
Analyse existing operations to identify risks and redundancies, and conduct comprehensive assessments to develop solutions
Mentor fellow engineers and promote the engineering community of practice through its program of events.
What You need to know
You are a highly skilled professional with expertise in designing and developing highly performant and user-friendly web frontends using technologies such as React.js, Redux, Redux Saga, and Typescript. With a strong background in programming languages like Node, JavaScript, React.JS, Java, Springboot, and Golang, you possess a deep understanding of engineering and architectural principles, enabling you to contribute to the product technical roadmap and implement cutting-edge cloud and container technologies. Your passion for continuous improvement, agile/lean delivery methodologies, and delivering solutions to customers drives you to constantly enhance your knowledge and explore emerging technologies. Your collaborative nature and commitment to the DevSecOps principles enable you to support and empower your colleagues in delivering exceptional results.
Commercial experience with Node JS ecosystem, including building REST, Typescript, Mono repositories, Github Actions, GraphQL, or tRPC APIs, and React with hooks.
Experience with AWS Lambda + Serverless, or similar technologies (Azure Functions, Google Functions, etc.).
Experience with NoSQL Databases, preferably Mongo Atlas.
Terraform experience is a plus.
Experience in software design, implementation, security, cloud, infrastructure as code, and CI/CD. Knowledge of relevant hardware is a plus.
Self-driven with a constant strive for improvement within your team, division, and peers.
Advocate for agile/lean delivery methodologies.
Passion for delivering solutions to customers, owning the whole SDLC, and following DevSecOps principles.
Passion for enhancing your knowledge and evidence curiosity in emerging tech.
Benefits
As well as lots of on-the-job training and endless opportunities, you’ll get:
Colleague discount across our multi-brands – Sainsbury’s, Argos, Tu and Habitat, plus:
Holiday allowance
Bonus scheme
Pension plan
Special offers on gym memberships, restaurants, holidays, retail vouchers and more
Work-life balance is important to us, so we offer our colleagues as much flexibility as possible in line with the needs of their role. We trust them to decide how, where and when they work, combining remote and collaborative working with a flexible approach to hours, giving them plenty of time and space for life outside of work whilst delivering against our business goals.
Appendix
Why join us
Joining our team at Sainsbury's means being a part of an exceptionally dynamic and multi-faceted organisation that serves millions of customers daily. With the UK's largest loyalty scheme and cutting-edge digital platforms, we handle an astonishing 1.2 billion transactions each year, offering a vast and intricate dataset that few can match. As a Fullstack Engineer, you will have the opportunity to create exceptional, high-performance products that deliver an amazing shopping experience to our customers. In an inclusive and agile environment, your curiosity and experimentation will be embraced, allowing you to tackle real-world challenges and see the impact of your work in the hands of millions of people across the UK. With endless opportunities for growth and learning, you will be a valued member of our engineering community, continuously striving for improvement and contributing to the innovative techniques and technologies we employ. Join us and be part of a team that encourages innovation, values your expertise, and prioritises work-life balance while delivering exceptional results.
About the team
Our Retail Media team is focused on building a best-in-class Retail Media Network (RMN), and we're looking for talented engineers to help us achieve our ambitious goals! As part of Nectar 360, a leader in loyalty and insights, we enable major UK and global brands to connect with their customers and personalize their reach across in-store and digital channels.
What you'll do
As a Full Stack Engineer, you will design and develop scalable, user-friendly web applications, developing Node.js services and React frontends. You'll work across the stack to ensure high performance, collaborating on both front-end and back-end architecture. Leading the design and support of services and internal frameworks that enhance Sainsbury's capabilities will be part of your role. Throughout the whole product lifecycle, including decommissioning, you will demonstrate engineering expertise, knowledge of engineering and architectural principles, and proven experience in software design and implementation, security, cloud, infrastructure as code, and CI/CD. Your drive for continuous improvement, advocacy of agile delivery methodologies, and passion for delivering solutions to customers will shine through in your work. You will display empathy and understanding in supporting your colleagues in the team to deliver, while also keeping yourself up-to-date with emerging technologies.
Who you are
You are a highly skilled professional with expertise in designing and developing highly performant and user-friendly web frontends using technologies such as React.js, Redux, Redux Saga, and Typescript. With a strong background in programming languages like Node, JavaScript, React.JS, Java, Springboot, and Golang, you possess a deep understanding of engineering and architectural principles, enabling you to contribute to the product technical roadmap and implement cutting-edge cloud and container technologies. Your passion for continuous improvement, agile/lean delivery methodologies, and delivering solutions to customers drives you to constantly enhance your knowledge and explore emerging technologies. Your collaborative nature and commitment to the DevSecOps principles enable you to support and empower your colleagues in delivering exceptional results.
===== Existing
C5 Senior Engineer
Location: London/Home
Grade: C5
We’re a multi-channel, multi-brand business serving millions of customers a day, with the UK’s largest loyalty scheme and an ever-evolving set of digital platforms. All this equals over 1.2 billion transactions each year, presenting a volume, depth and complexity of data that few can match.
Nectar and Nectar360 are a core part of Sainsbury’s Business Model, to deliver Loyalty and Rewards programme across Sainsbury’s and Coalition brands investing in what matters to Customers. Using our unmatched Nectar data-set and full encompassing media portfolio we create impactful and relevant customer experiences – connecting our brand partners to their customers.
You’ll be part of one of our Engineering squads working on Ad-tech, interpreting and following architectural and engineering principles, operating frameworks, and new and improved technology and solutions. With your technical craft, curiosity and experimentation, you’ll use judgement to apply specific techniques to deliver focused outcomes that support our customers.
About the role
Collaboratively contribute to the design and support of services and internal frameworks.
Actively participate in research, scoping, and planning activities for the development of new domain and platform capabilities, working closely with engineering and product managers.
Drive the technical roadmap of the product by deeply understanding technology and broader roadmaps.
Lead the design and support of services and internal frameworks to enhance Sainsbury’s capabilities.
Guide, support, and enable performance within the squad by providing technical knowledge and ideas.
Remove technical blockers for fellow developers with their work by providing your support or connecting with the right people.
To be a role model that represents all the standards and principles by which developers need to work with
Analyse existing operations to identify risks and redundancies, and conduct comprehensive assessments to develop solutions
Mentor fellow engineers and promote the engineering community of practice through its program of events.
Contribute to optimizing OPEX and CAPEX spend.
What You need to know
Passionate about JavaScript and Typescript.
Commercial experience with Node JS ecosystem, including building REST, Typescript, Mono repositories, Github Actions, GraphQL, or tRPC APIs, and React with hooks.
Experience with AWS Lambda + Serverless, or similar technologies (Azure Functions, Google Functions, etc.).
Experience with NoSQL Databases, preferably Mongo Atlas.
Terraform experience is a plus.
Expertise in engineering practice, including knowledge of engineering and architectural principles.
Experience in software design, implementation, security, cloud, infrastructure as code, and CI/CD. Knowledge of relevant hardware is a plus.
Self-driven with a constant strive for improvement within your team, division, and peers.
Advocate for agile/lean delivery methodologies.
Passion for delivering solutions to customers, owning the whole SDLC, and following DevSecOps principles.
Passion for enhancing your knowledge and evidence curiosity in emerging tech.
Benefits
As well as lots of on-the-job training and endless opportunities, you’ll get:
Colleague discount across our multi-brands – Sainsbury’s, Argos, Tu and Habitat, plus:
Holiday allowance
Bonus scheme
Pension plan
Special offers on gym memberships, restaurants, holidays, retail vouchers and more
Work-life balance is important to us, so we offer our colleagues as much flexibility as possible in line with the needs of their role. We trust them to decide how, where and when they work, combining remote and collaborative working with a flexible approach to hours, giving them plenty of time and space for life outside of work whilst delivering against our business goals.
We are committed to being a truly inclusive retailer, so you’ll be welcomed whoever you are and wherever you work. Around here, there’s always the chance to try something new - whether that’s as part of an evolving team or somewhere else across the business - and we take development seriously and promise to support you. We also recognise and celebrate colleagues when they go the extra mile and, where possible, offer flexible working. When you join our team, we’ll also offer you an amazing range of benefits. Here are some of them:
Starting off with colleague discount, you'll be able to get 10% off at Sainsbury's, Argos, TU and Habitat after 4 weeks. This increases to 15% off at Sainsbury’s every Friday and Saturday and 15% off at Argos every pay day. We've also got you covered for your future with our pensions scheme and life cover. You'll also be able to share in our success as you may be eligible for a performance-related bonus of up to 20% of salary, depending on how we perform.
Your wellbeing is important to us too. You'll receive an annual holiday allowance, and you can buy additional holiday. We also offer other benefits that will help your money go further such as season ticket loans, interest free car loan of up to £10k, cycle to work scheme, health cash plans, pay advance (where you can access some of your pay before pay day) as well access to a great range of discounts from hundreds of other retailers. And if you ever need it there is also an Employee Assistance Programme, you will also be eligible for private healthcare too.
Moments that matter are as important to us as they are to you which is why we give up to 26 weeks’ pay for maternity or adoption leave and up to 4 weeks’ pay for paternity leave.
Please see www.sainsburys.jobs for a range of our benefits (note, length of service and eligibility criteria may apply).