Sunderland, Tyne and Wear, North East, United Kingdom Hybrid / WFH Options
Client Server
BackendDeveloper/Software Engineer (C# or Java) Sunderland/WFH to £65k Are you an experienced BackendDeveloper who enjoys using a range of programming languages, collaborating and learning continuously? You could be progressing your career in a hands-on role within a relaxed, supportive team environment at a tech driven online gaming/low … cost gambling SaaS tech company that provide a range of white labelled gaming platforms for household names with millions of concurrent players. As a BackendDeveloper you will design and develop web applications on a cloud based platform (AWS), collaborating and problem solving with a talented team. The tech stack encompasses C# ASP.Net, MVC, Node.js, Java, REST APIs … meals at the onsite restaurant as well as membership at onsite gym; there's also flexibility to work from home two days a week. About you: You have strong backend development skills with C# and/or Java You have experience with AWS You have experience across the full development lifecycle You have a good understanding of Computer Science More ❯
Back-End Developer (Braze CRM Mandatory) Job Description We are seeking a skilled and reliable Back-End Developer with hands-on experience in Braze CRM to join our dynamic team. The role requires a backend-focused developer confident in navigating service-oriented architecture and solving medium-sized engineering problems while collaborating with teams across product, marketing … and operations. This is a remote position based anywhere in the UK. Responsibilities Design and implement robust backend services and microservices to support CRM functionality and campaign logic using languages such as Python or Golang. Develop and maintain integrations between Braze and internal platforms. Support the build and optimisation of campaign templates using tools like JSON, Liquid, Handlebars, MJML. … Contribute to code reviews, release cycles, and team ceremonies. Document services, features, and decisions to support long-term maintainability. Diagnose and resolve performance issues across CRM campaigns and related backend services. Support QA and deployment processes to ensure defect-free CRM experiences. Essential Skills 4+ years of backend development experience. Strong development skills in coding languages such as More ❯
West London, London, United Kingdom Hybrid / WFH Options
Client Server
BackendDeveloper/Software Engineer (Java 17 Kotlin AWS) London/WFH to £85k Are you a technologist BackendDeveloper with strong Java skills looking to progress your career, working with a modern cloud based infrastructure and a range of technology? You could be joining a hugely successful and growing commodities trading firm that specialise in … trading silver and gold. As a BackendDeveloper you'll collaborate with the Lead Engineer on the whiskey trading platform as the company looks to scale the platform and introduce new features. There's an emphasis on code quality; designing and developing highly complex web based trading platforms working across the full development lifecycle. The technology stack includes … Kubernetes, Docker and Linux so previous exposure to any of these would be beneficial You're collaborative with good communication skills What's in it for you: As a BackendDeveloper/Software Engineer you will earn: Salary to £85k Bonus Hybrid working (x3 days in London per week) Learning and career development opportunities Apply now to find More ❯
London, England, United Kingdom Hybrid / WFH Options
All Response Media
Join to apply for the Senior BackendDeveloper role at All Response Media 1 month ago Be among the first 25 applicants Join to apply for the Senior BackendDeveloper role at All Response Media Get AI-powered advice on this job and more exclusive features. Description: We are seeking a highly skilled and motivated Senior … Backend Engineer with a strong foundation in Python and object-oriented programming. In this role, you will be responsible for designing, developing, and maintaining the server-side components of our software applications. You will collaborate closely with cross-functional teams—Data Engineers, Cloud Engineers, and Product stakeholders—to deliver scalable, secure, and efficient backend solutions. Description: We are … seeking a highly skilled and motivated Senior Backend Engineer with a strong foundation in Python and object-oriented programming. In this role, you will be responsible for designing, developing, and maintaining the server-side components of our software applications. You will collaborate closely with cross-functional teams—Data Engineers, Cloud Engineers, and Product stakeholders—to deliver scalable, secure, and More ❯
London, England, United Kingdom Hybrid / WFH Options
TEKsystems
Join to apply for the Braze CRM BackendDeveloper role at TEKsystems Continue with Google Continue with Google 2 days ago Be among the first 25 applicants Join to apply for the Braze CRM BackendDeveloper role at TEKsystems Back-End Developer (Braze CRM Mandatory) Job Description We are seeking a skilled and reliable Back … End Developer with hands-on experience in Braze CRM to join our dynamic team. The role requires a backend-focused developer confident in navigating service-oriented architecture and solving medium-sized engineering problems while collaborating with teams across product, marketing, and operations. This is a remote position based anywhere in the UK. Responsibilities Design and implement robust … backend services and microservices to support CRM functionality and campaign logic using languages such as Python or Golang. Develop and maintain integrations between Braze and internal platforms. Support the build and optimisation of campaign templates using tools like JSON, Liquid, Handlebars, MJML. Collaborate with product and marketing stakeholders to translate requirements into scalable technical solutions. Own medium-sized technical More ❯
London, England, United Kingdom Hybrid / WFH Options
Pepper
up paying, and to earn rewards. We're aiming to build the leading mobile hospitality platform, and that means designing and building iOS and Android Apps, management web portals, backend services, e-pos integrations and much more. Our goal in the next 12 months is to build a new multi tenant data analytics platform, ML-based recommendation engines and … many other features. We have a vacancy for an experienced developer to join our UK team where you help us design, build and operate Pepper's services in AWS. The Role This is a role highly focused on coding and designing for the cloud. You'll be adding new backend services and features into our multi service platform. More ❯
London, England, United Kingdom Hybrid / WFH Options
Fresha
Join to apply for the Senior BackendDeveloper role at Fresha Join to apply for the Senior BackendDeveloper role at Fresha About Fresha Fresha is the leading marketplace platform for beauty & wellness About Fresha Fresha is the leading marketplace platform for beauty & wellness trusted by millions of consumers and businesses worldwide . Fresha is used … architecture - Knowledge of event-driven systems and tools/protocols like Kafka, and gRPC will be a plus. Experience - Have experience (~3+ years) working on internal product engineering teams, developer tools, developer productivity or infrastructure products at scale. Adaptable - Are a generalist engineer with an ability to pick up new frameworks quickly and willing to work across the More ❯
London, England, United Kingdom Hybrid / WFH Options
Client Server
BackendDeveloper/Software Engineer (Java 17 Kotlin AWS) London/WFH to £85k Are you a technologist BackendDeveloper with strong Java skills looking to progress your career, working with a modern cloud based infrastructure and a range of technology? You could be joining a hugely successful and growing commodities trading firm that specialise in … trading silver and gold. As a BackendDeveloper you'll collaborate with the Lead Engineer on the whiskey trading platform as the company looks to scale the platform and introduce new features. There's an emphasis on code quality; designing and developing highly complex web based trading platforms working across the full development lifecycle. The technology stack includes … Kubernetes, Docker and Linux so previous exposure to any of these would be beneficial You're collaborative with good communication skills What's in it for you: As a BackendDeveloper/Software Engineer you will earn: Salary to £85k Bonus Hybrid working (x3 days in London per week) Learning and career development opportunities Apply now to find More ❯
London, England, United Kingdom Hybrid / WFH Options
S.i. Systems
Social network you want to login/join with: Int. Java (Springboot/Spring MVC) Developer with AWS and MongoDB experience to perform back-end development for our large banking client, London col-narrow-left Client: S.i. Systems Location: London, United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Reference: 8a4922dcbf1e Job Views … Posted: 29.06.2025 Expiry Date: 13.08.2025 col-wide Job Description: Int. Java (Springboot/Spring MVC) Developer with AWS and MongoDB experience to perform back-end development for our large banking client Location: Hybrid (1 Day/week in Toronto) Responsibilities: Develop backend solutions using Java and Spring Boot, ensuring that code and configurations adhere to security, logging, error More ❯
London, England, United Kingdom Hybrid / WFH Options
Client Server
Social network you want to login/join with: Back End Developer Rust C++ Cryptocurrency, London col-narrow-left Client: Client Server Location: London, United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Reference: b6efa396d1dc Job Views: 8 Posted: 29.06.2025 Expiry Date: 13.08.2025 col-wide Job Description: Back End Developer/Software Engineer … What's in it for you: Salary to £150k Remote working, flexible start/finish times Opportunity to join a scaling tech company Your role: As a Back End Developer you'll join a small technology team, working with Rust on the core platform, building low latency and highly parallelised systems with a focus on the data layer. You More ❯
Job Title: Backend Python Developer Job Type: Permanent Location: London Salary: £55,000-£65,000 DOE Skills: Python, AWS, CI/CD, Docker Kubernetes, JavaScript Roc Search have partnered with a vibrant data focused agency in London. They are seeking an experienced Backend Engineer with a strong foundation in Python and object-oriented programming. In this role … the server-side components of our software applications. You will collaborate closely with cross-functional teams, Data Engineers, Cloud Engineers, and Product stakeholders, to deliver scalable, secure, and efficient backend solutions. The ideal candidate will have solid experience in CI/CD pipelines, cloud infrastructure (especially AWS), and modern backend architectures. Familiarity with event-driven or microservice-based … and applications. A familiarity with cloud-based AI/ML services in Snowflake Cortex or DOMO AI would be a strong advantage. Key Reponsibilities Design and implement robust, scalable backend systems using Python as the primary language. Apply object-oriented principles and design patterns to maintain clean, maintainable code. Leverage cloud-native services (primarily AWS) including Aurora, Load Balancer More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Roc Search
Job Title: Backend Python Developer Job Type: Permanent Location: London Salary: £55,000-£65,000 DOE Skills: Python, AWS, CI/CD, Docker Kubernetes, JavaScript Roc Search have partnered with a vibrant data focused agency in London. They are seeking an experienced Backend Engineer with a strong foundation in Python and object-oriented programming. In this role … the server-side components of our software applications. You will collaborate closely with cross-functional teams, Data Engineers, Cloud Engineers, and Product stakeholders, to deliver scalable, secure, and efficient backend solutions. The ideal candidate will have solid experience in CI/CD pipelines, cloud infrastructure (especially AWS), and modern backend architectures. Familiarity with event-driven or microservice-based … and applications. A familiarity with cloud-based AI/ML services in Snowflake Cortex or DOMO AI would be a strong advantage. Key Reponsibilities Design and implement robust, scalable backend systems using Python as the primary language. Apply object-oriented principles and design patterns to maintain clean, maintainable code. Leverage cloud-native services (primarily AWS) including Aurora, Load Balancer More ❯
London, England, United Kingdom Hybrid / WFH Options
Back-Factory
As a BackendDeveloper at FutureSight, you will collaborate with our studio team on various projects for our clients and new startup initiatives. We are seeking someone with a proactive “Let’s roll up our sleeves and get it done” attitude. The ideal candidate should demonstrate energy, passion, and a “can-do” attitude, along with excellent engagement and More ❯
London, England, United Kingdom Hybrid / WFH Options
Experis UK
Join to apply for the Senior Python Developer, BackendDeveloper, Flask role at Experis UK Continue with Google Continue with Google Join to apply for the Senior Python Developer, BackendDeveloper, Flask role at Experis UK £70-90k + Benefits 2 days on site in North London 3 days remote I am recruting … for a talented and driven Backend Engineer to join a dynamic team, focused on the creation and deployment of innovative software solutions. As a Backend Engineer, you will work closely with cross-functional teams, including engineering, product management, design, and quality assurance, to develop cutting-edge features that power our platform. Key Responsibilities Collaborate with cross-functional teams … features by working alongside engineering, product management, design, and QA teams. Promote best practices: Advocate and enforce coding standards, architectural patterns, and best practices. Your in-depth knowledge of backend technologies will help guide and support your peers, ensuring high-quality code. Automation and process improvement: Increase development efficiency, reliability, and scalability by creating automated processes that streamline workflows. More ❯
London, England, United Kingdom Hybrid / WFH Options
Zaizi Ltd
Zaizi is looking for a Senior Software Developer with solid technology skills, but who is also passionate about improving outcomes and the user experience. You’ll be reliable in your own deliverables but also curious about and offer innovative ideas to others in a mutli-disciplinary team. Our work culture is inclusive, modern, friendly, and democratic. We look for More ❯
London, England, United Kingdom Hybrid / WFH Options
Capco
Join to apply for the Back End Developer role at Capco . Get AI-powered advice on this job and more exclusive features. Backend Software Engineer - Java at Capco Location: London (Hybrid) | Type: Permanent The Role Capco is growing our Engineering team – and we’re looking for experienced Backend Engineers with strong Java skills and a passion … solutions in financial services. If you enjoy solving complex problems, working with cloud-native technologies, and collaborating in agile teams, we’d love to hear from you. As a Backend Engineer at Capco, you’ll contribute to high-impact, client-facing projects that shape the future of financial services. You’ll work alongside talented engineers, have access to industry … to grow your skills across multiple platforms. You will also get the chance to work across different domains within FS & Energy. What You’ll Do Build and deliver scalable backend services using Java (11, 17+) Design and implement APIs and microservices for enterprise systems Work across cloud platforms, particularly AWS, using best practice deployment techniques Contribute to architecture discussions More ❯
London, England, United Kingdom Hybrid / WFH Options
Binance
Senior BackendDeveloper (Node.js)/SRE Join to apply for the Senior BackendDeveloper (Node.js)/SRE role at Binance Senior BackendDeveloper (Node.js)/SRE Join to apply for the Senior BackendDeveloper (Node.js)/SRE role at Binance Get AI-powered advice on this job and more exclusive features. Binance … blockchain to build an inclusive financial ecosystem to advance the freedom of money and improve financial access for people around the world. We are looking for a Senior Software Developer to develop internal monitoring and alerting systems for our high-load real-time production systems. Experience with DevOps/SRE and monitoring large scale performance critical applications would be … improvements Evaluate new technology options and vendor products. Ensure critical system security through the use of best in-class security solutions Requirements 5+ years as a Node.js/JavaScript developer, ideally, with background in monitoring & supporting large scale production systems Deep understanding of REST API design and WebSockets Familiar with cloud services such as AWS and GCP Experience in More ❯
London, England, United Kingdom Hybrid / WFH Options
TMT Insights Group
Lead BackendDeveloper (Python Django)- US/UK TMT Insights is a professional services and software development company delivering leading capabilities in the digital supply chain, including media content management, cloud technology, and SaaS/D2C experiences to global media companies. Combining unmatched experience and specialized skills within the media & entertainment, digital & cloud technology space, our team offers … and CXO advisory, product ideation & innovation, cloud transformation, process re-engineering and development to our partners. The Opportunity Our team is looking for a US or UK-based Lead BackendDeveloper to join our growing team of dedicated technologists and innovators that collaboratively optimize digital supply chain for our clients. We are looking for a lead that not … a passion for designing, developing, and architecting delightful and impactful products. The ideal candidate will have a strong eye for driving, designing, creating, and maintaining components of the various backend platforms we work with – including our flagship service around Cloud-based servicing tools. Suppose you’re an individual that takes pride in the design of scalable, usable, and performant More ❯
London, England, United Kingdom Hybrid / WFH Options
Zaizi
by Zaizi. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Base pay range Zaizi is looking for a Software Developer with solid technology skills, but who are also passionate about improving outcomes and the user experience. You'll be reliable in your own deliverables but also curious about and … Full-time Job function Job function Other Industries IT Services and IT Consulting Referrals increase your chances of interviewing at Zaizi by 2x Get notified about new Back End Developer jobs in London, England, United Kingdom . London, England, United Kingdom 1 month ago Greater London, England, United Kingdom 1 month ago London, England, United Kingdom 1 week ago … London, England, United Kingdom 1 week ago London, England, United Kingdom 1 day ago London, England, United Kingdom 1 year ago London, England, United Kingdom 2 weeks ago Associate Backend Engineer (Remote within the UK) London, England, United Kingdom 2 months ago London, England, United Kingdom 1 month ago London, England, United Kingdom 3 months ago London, England, United More ❯
London, England, United Kingdom Hybrid / WFH Options
Edjuster
and lifestyle is affecting your health, so that you can make positive changes to live healthier and happier for longer. The role: We are looking for a highly skilled backenddeveloper with experience in at least one of these languages (Go/Node.js/PHP) and some dev ops (AWS) knowledge. As an early stage start-up we More ❯
London, England, United Kingdom Hybrid / WFH Options
TurinTech AI
Direct message the job poster from TurinTech AI BackendDeveloper (Java/SpringBoot or similar – Outside IR35) Location: Remote/Hybrid (flexible) Contract Type: Freelance/Full-time – Outside IR35 Project Duration: 6+ months (with possibility of extension) About the Project We’re lookingfor a skilled backenddeveloper to join a project focusedon building and scaling … a modern, cloud-based platform for media processing and related services. The core backend stack is Java with Spring Boot, PostgreSQL, Redis, AWS, and RabbitMQ — but we’re open to candidates with equivalent experience in similar technologies. Tech Stack (actual or equivalent experience welcomed): Languages & Frameworks: Java with Spring Boot 3.x (REST APIs, gRPC, Security, JPA) Alternatively: Java EE … MapStruct (or similar mapping frameworks) TUS protocol (for resumable file uploads) Media Handling (Nice to Have): Experience with video/audio manipulation (e.g., FFmpeg, GStreamer) Desired Skills & Experience: Strong backend development experience with Java or Scala Solid understanding of RESTful services, microservices, and gRPC Experience with relational databases and asynchronous communication Comfortable working in Linux/Ubuntu environments Proficient More ❯
London, England, United Kingdom Hybrid / WFH Options
Submer
Join to apply for the Backend Go Developer - Kubernetes infrastructure (Remote) role at Submer Join to apply for the Backend Go Developer - Kubernetes infrastructure (Remote) role at Submer Get AI-powered advice on this job and more exclusive features. Location & work modality: Europe, Remote. Start: ASAP Type of Contract: Full Time/Permanent About Submer The … to-day operations. We’re scaling our team and operations worldwide to meet growing international demand. What Impact You Will Have An AI startup is seeking a skilled Go developer with strong understanding of server operations and Kubernetes to design and develop a control system interfacing with Kubernetes APIs to provision and manage containerized LLM workloads, ensuring scalability, load … Kubernetes APIs and CRDs Familiarity with Kubernetes networking and load balancing Knowledge of monitoring systems (e.g., Prometheus, Grafana) and metrics integration with Kubernetes. Technical Skills: Proficient in Go for backend development, with expertise in concurrency and APIs. Proficient in Go error handling and resilience Knowledge of context-aware Go programming (timeouts, cancellation) Proficient in version control (Git) and CI More ❯
London, England, United Kingdom Hybrid / WFH Options
Smartcat Platform Inc
Senior BackendDeveloper (Platform team) Europe About Smartcat Smartcat is building the future of work, where human expertise meets digital teammates to drive 10x to 1000x productivity gains for the world’s leading enterprises. We’re on the frontier of an entirely new category: Agentic AI. We enable enterprises to build high-performing hybrid workforces made up of More ❯
London, England, United Kingdom Hybrid / WFH Options
Zaizi Ltd
Zaizi is looking for a Software Developer with solid technology skills, but who are also passionate about improving outcomes and the user experience. You’ll be reliable in your own deliverables but also curious about and offer innovative ideas to others in a multi-disciplinary team. Our work culture is inclusive, modern, friendly, and democratic. We look for bright More ❯
London, England, United Kingdom Hybrid / WFH Options
Octopus Energy
Help us use technology to make a big green dent in the universe! Kraken powers some of the most innovative global developments in energy. We’re a technology company focused on creating a smart, sustainable energy system. From optimising renewable More ❯