Average Fullstack Developer salary in South East London

Reed.ai is looking for Fullstack Developers to join their team in Holborn, London.OverviewJoin a collaborative, forward-thinking team that values creativity, experimentation, and impact—and help redefine the future of recruitment through intelligent, human-centered technology.We’re looking for a talented and experienced Senior Fullstack Developer to play a pivotal role in the development and growth of a brand-new AI recruitment platform as it prepares to enter the market this summer. This is a rare opportunity to take a product from Beta launch to full market release and beyond, shaping its trajectory at every stage.You’ll be central to transitioning product development from an external agency to an in-house team, while driving technical excellence, user adoption, and long-term innovation. This is a chance to build something meaningful from the ground up—within a startup-style venture backed by the strength and stability of an established business.Key ResponsibilitiesEnd-to-end development of high-quality, scalable SaaS platforms from design through deployment and maintenance.Architect and implement robust backend services primarily using Python and PostgreSQL.Develop and maintain responsive, performant front-end applications with TypeScript and modern frameworks (e.g., NextJS, NodeJS).Collaborate with product owners, UX/UI designers, and other stakeholders to translate requirements into technical solutions.Champion agile ways of working, driving continuous improvement and delivery excellence.Integrate and optimize AI tools and APIs to enhance development productivity and platform capabilities.Provide technical mentorship and leadership to development teams, fostering best practices in coding, testing, and deployment.Participate in code reviews, architecture discussions, and system design decisions.Troubleshoot and resolve complex technical issues across the full stack.Ensure software security, scalability, and performance are maintained at all times.Keep abreast of emerging technologies and industry trends to inform strategic decisions.Skills and ExperienceMinimum 8 years of commercial software development experience, with at least 3 years in a senior or technical lead role.Proven expertise in full-stack development using:TypeScript (and JavaScript frameworks such as NextJS, Node, or Tailwind)Python (including frameworks like Django, Flask, or FastAPI)PostgreSQL and relational database design, optimization, and maintenance.AI Development Tools such as Windsurf, Aider or Augment.Demonstrable experience building and scaling SaaS platforms in a production environment.Strong understanding and practical application of Agile software development methodologies.Hands-on experience integrating AI tools, APIs, or platforms into software solutions.Domain experience in Recruitment Technology, HRTech, or closely related fields is a must.Proficient in software architecture, microservices, RESTful API design, and cloud-native development (AWS, Azure, or GCP preferred).Experience with CI/CD pipelines, automated testing, and DevOps practices.Solid grasp of security best practices, data privacy, and GDPR compliance.Excellent communication skills, with the ability to work effectively across multidisciplinary teams and stakeholders.Strong problem-solving skills and a pragmatic approach to delivering solutions.DesirableExperience with containerisation and orchestration tools such as Docker and Kubernetes.Familiarity with event-driven architecture and message brokers (e.g., Kafka, RabbitMQ).Knowledge of front-end performance optimisation and accessibility standards.Exposure to machine learning pipelines or data engineering workflows.Prior experience working in startup environments or high-growth technology companies.BenefitsHybrid working as standard25 days annual leave plus bank holidaysFlexible holiday schemePaid time off to move homeContributory pension schemeEnhanced family leave benefitsInsurance benefits including life assuranceLove Mondays eventsDiscount scheme including gyms and popular retailersRange of wellbeing and mental health support avenuesOffice in a fantastic location, with countless bars, restaurants and theatres right on the doorstep.

Fullstack Mobile Engineer London (Hybrid) Compensation: Salary + Equity Method Resourcing have proudly partnered with a cutting-edge health & fitness tech company that's transforming the way people train - and they're looking for a Senior TypeScript/JavaScript Mobile Engineer to join their high-performing engineering team. With a 5-star Glassdoor rating and a culture built on collaboration, innovation, and flexibility, this is an opportunity to work on meaningful products that improve lives. The role: You'll join a fast-paced, talented cross-functional team where you'll be delivering features end-to-end - from architecture and development through to testing, releasing and supporting - in a company that values iterative delivery, continuous deployment, and test automation. ? Why Apply? ? Join a fast-scaling company with a 5-star Glassdoor rating ? Competitive salary + equity options ? Build products that genuinely improve users' health and wellbeing ? Highly collaborative team with regular pairing and shared code ownership ? Work with a modern stack and industry-best practices The key skills they are looking for: Strong TypeScript/JavaScript experience (React Native)4+ years' experience in your core area (Frontend, Backend, etc.)Track record of delivering features end-to-endAgile mindset, able to thrive in fast-paced, iterative environmentsComfortable learning new technologies and stepping outside your comfort zoneExperience working with:Iterative development, CI/CD & test automationCollaborative coding practices (e.g. pair programming)Shared code ownership & cross-functional teams Bonus points if you: Are experienced in full-stack deliveryAre familiar with CI/CD, AWS, Terraform or other IaC toolingHave experience with Serverless architecturesHave contributed to open-source or GitHub projectsHave an interest in health, fitness, and tech Benefits: EquitySalary reviews every 6 months25 days holiday + bank holidaysPrivate health insuranceEnhanced family care policy (3 months fully paid leave, fertility support, etc.)Brand new Macbook + £300 home setup budgetOne-hour paid workout slot weekly (during work hours)Pension scheme Working pattern: Flexible hybrid model with up to 2 days a week in the London office. If you're excited about building life-changing tech in a supportive and dynamic team, get in touch - we'd love to hear from you. ?? Please note: My client cannot offer sponsorship and can only consider candidates with the right to work in the UK. Contact: Matt Jacob - RSG Plc is acting as an Employment Agency in relation to this vacancy.

We are looking for a C# fullstack developer with Typescript, JavaScript, modern React, for the Front office business of our client. Tech Stack Back: .NET 8.0, Windows Services, ASP .NET Web API, Kafka, gRPC, protobufFront: JavaScript, TypeScript, React, HTML5, CSS/LESS/Sass, Tailwind CSS, NodeJSDevOps: GIT (Bitbucket), TeamCityDeep understanding and experience of Object-Oriented Programming, patterns, and principles.Deep understanding and experience of .NET C#, with a good knowledge of its ecosystem.Deep understanding and experience of service-oriented architectures.Demonstrable experience with DevOps tools.Ability to work independently and collaboratively in a team.Ability to read C++ would be usefulKnowledge of Java would be a bonusExcellent communication, analytical and organisational skills.Attention to detail is essential especially when under pressure and time constraints.Proactive and flexible approach to dealing with challenges.Highly motivated to work directly for a Front Office IT team. Key Contributions: To be successful, you will need to have an expertise in Typescript, JavaScript, modern React, C#, micro services, refactoring, clean code, software craftsmanship. You will be also be required to perform code reviews and to participate in SCRUM meetings (stand up and team retrospective). We are looking for candidates with a passion for technology who enjoy working in collaborative environments. This is a 6 month rolling contract. This is a hybrid role, paid via Umbrella company Adlam Consulting operates as an Employment Agency & an Employment Business Applicants must be eligible to work in the specified location