26 to 50 of 114 Permanent Backend Developer Jobs

Backend Java Developer – City London We are urgently looking to recruit a Java backend Developers with at least 5 years experience. Must have strong Data structures and Algorithms experience. Also experience of Spring, working with large code base, SQL, Unix etc. You should ideally have a solid ...

OpenTalent is hiring a backend developer to work with our technical lead and Claude, the AI partner, on systems that power a UK ISP. You will design schemas, write efficient queries and own API integrations across SOAP, REST/JSON and XML while ensuring security and data integrity. ...

Trading Software Firm, City of London, 40 man flat Dev TeamPay: 85k, 20% Bonus- 750 training budget, Pension, Life/Health, Some Flex WorkingC# Backend Developer FintechQuant is urgently looking for a junior and senior C# Software Engineer to join our high profile client.Current challenges greenfield trading platform ...

Trading Software Firm, City of London, 40 man flat Dev TeamPay: 80k, 20% Bonus- 750 training budget, Pension, Life/Health, Some Flex WorkingC# Backend Developer FintechQuant is urgently looking for a junior and senior C# Software Engineer to join our high profile client.Current challenges greenfield trading platform ...

Backend C# Developer Cyprus – 10% Tax Rate Quant Capital is urgently looking for a C# to join our high profile client. Our client is a $10 billion strong Hedge fund with performance figures of 18%. You will be joining a cutting edge technology for a top quantitative … Degree in science/computing/numerate/engineering field. Strong understanding of software development in C# or Java and object oriented programming Strong Backend experience Strong understanding of database development, ideally with SQL Server, T-SQL stored procedures, functions, indexes and query optimization. Experience ...

Backend DeveloperCyprus – 10% Tax RateRelocation possible, must have EU Passwort as no sponsorhsip available. Quant Capital is urgently looking for a to join our high profile client.Our client is a $10 billion strong Hedge fund with performance figures of 18%.You will be joining a cutting edge technology … MUST have:Degree in science/computing/numerate/engineering field.Strong understanding of software development in C# or Java and object oriented programmingStrong Backend experienceStrong understanding of database development, ideally with SQL Server, T-SQL stored procedures, functions, indexes and query optimization.Experience in the use of both Windows ...

handle over 6 million HTTP requests daily and process more than 1.5 million bets per hour at peak. Job Description As a Backend Developer, you’ll build the engine behind our FollowScores app, turning complex data into real-time updates for millions of football fans. The FollowScores team … scaling the platform to reach more users and launching fresh, innovative features to keep fans at the heart of the action. The backend team manages the systems delivering data to iOS and Android apps via web sockets and REST APIs. This involves working with Golang, Redis ...

handle over 6 million HTTP requests daily and process more than 1.5 million bets per hour at peak. Job Description As a Backend Developer, you’ll build the engine behind our FollowScores app, turning complex data into real-time updates for millions of football fans. The FollowScores team … scaling the platform to reach more users and launching fresh, innovative features to keep fans at the heart of the action. The backend team manages the systems delivering data to iOS and Android apps via web sockets and REST APIs. This involves working with Golang, Redis ...

Backend C# Developer- Quant Fund200,000 Plus Bonus4 days in the office – some room for negotiationQuant Capital is urgently looking for a Senior Backend C# Developer to join our high profile client.Our client is a $5 billion strong systematic quant commodity trading fund with excellent recent … have a deep understanding of code not just the ability to read the language, expectations are high so if you are not a serious developer, don’t waste your time.My client is based in LondonC# Winforms, Quant Fund, Developer, .NET, SQL VBA VS 2010 Visual studio ...

Backend Systems Developer - Build the integrations that keep a high-growth digital business moving. Salary: £40,000 - £60,000 Location: Hybrid (3 Days - Runcorn) About the Opportunity We're partnering with an ambitious technology-driven organisation that's investing heavily in its engineering capability click apply for full ...

Backend Software Engineer - Java at Capco Location: Edinburgh (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 for delivering innovative 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-leading ...

Описание Apple’s documentation engineering team creates developer tools and framework-level support for documentation workflows on the developer website and Xcode. The team develops backend technology, products, infrastructure, and tooling for reliable documentation systems. Задачи Produce well-tested, performant, and reliable code for multiple maintained systems ...

Backend Software Engineer - National Security**PLEASE NOTE: Applicants MUST already hold DV Clearance to be considered Romsey based Copello are working with a leading technology and engineering company supporting customers across defence and security, delivering systems that operate in the most demanding and sensitive environments. As a Backend … prosperous. You’ll work on the feature development and maintenance of critical systems, solving complex, real-world problems ResponsibilitiesWrite clean, secure and maintainable backend code Translate designs into working software, from concept to production Contribute to code reviews and shared technical decisions Design, build, test and document robust backend ...

Principal Backend Engineer – JavaLocation: Edinburgh (Hybrid) | Practice Area: Technology & Engineering | Type: PermanentArchitect the next generation of financial platforms. Lead with Java expertise. Deliver impact at scale.The RoleWe’re looking for a Principal Backend Engineer (Java) to join our Technology & Engineering team. This leadership-level role calls for deep … technical acumen, a security-first mindset, and strong coaching capabilities. You’ll architect cloud-native backend systems, shape our engineering standards, and mentor teams to deliver high-performance platforms for global financial clients.This role will sit in our Scotland office, with a need to potentially work in either Glasgow ...

Principal Backend Engineer – JavaLocation: Glasgow (Hybrid) | Practice Area: Technology & Engineering | Type: PermanentArchitect the next generation of financial platforms. Lead with Java expertise. Deliver impact at scale.The RoleWe’re looking for a Principal Backend Engineer (Java) to join our Technology & Engineering team. This leadership-level role calls for deep … technical acumen, a security-first mindset, and strong coaching capabilities. You’ll architect cloud-native backend systems, shape our engineering standards, and mentor teams to deliver high-performance platforms for global financial clients.This role will sit in our Scotland office, with a need to potentially work in either Glasgow ...

looking for a Backend Engineer to take ownership of one of our core backend platform domains, helping shape the technical direction of a modern cloud-native environment built around Go, TypeScript, and AWS.This is a hands-on leadership role suited to someone who enjoys solving complex engineering problems … also mentoring developers, driving technical standards, and influencing architecture across the wider platform team. You’ll play a key role in building scalable, reliable backend services while helping establish engineering best practices and long-term technical direction.What You’ll Be DoingLead the technical direction and architecture of backend ...

Design, build and ship features end-to-end across web, mobile and backend as needed Own meaningful pieces of the product surface and the systems that back them Raise the bar on code quality, testing and engineering hygiene in the team Mentor more junior engineers through pairing, reviews … deliver customer value Learn and apply AI-powered tooling Requirements 5+ years of professional software engineering experience Strong skills in at least one backend language: PHP or Go High level of competency in TypeScript Comfortable owning features from idea to production with minimal hand-holding Solid grounding in software ...

sector, Methods is now building a significant private sector client portfolio.Methods was acquired by the Alten Group in early 2022.We are looking for talented Backend Developers to join a digital delivery team working on services that make a real difference to people across the UK.You will work as part … specialists to build, improve and maintain secure, scalable and reliable digital services used by millions of people.You will be responsible for designing and developing backend services and APIs, working with cloud-based technologies and serverless architectures to deliver robust and maintainable solutions.This is an opportunity to work on meaningful ...

building a significant private sector client portfolio. Methods was acquired by the Alten Group in early 2022. We are looking for talented Backend Developers to join a digital delivery team working on services that make a real difference to people across the UK. You will work as part … build, improve and maintain secure, scalable and reliable digital services used by millions of people. You will be responsible for designing and developing backend services and APIs, working with cloud-based technologies and serverless architectures to deliver robust and maintainable solutions. This is an opportunity to work on meaningful ...

building a significant private sector client portfolio. Methods was acquired by the Alten Group in early 2022. We are looking for talented Backend Developers to join a digital delivery team working on services that make a real difference to people across the UK. You will work as part … build, improve and maintain secure, scalable and reliable digital services used by millions of people. You will be responsible for designing and developing backend services and APIs, working with cloud-based technologies and serverless architectures to deliver robust and maintainable solutions. This is an opportunity to work on meaningful ...

building a significant private sector client portfolio. Methods was acquired by the Alten Group in early 2022. We are looking for talented Backend Developers to join a digital delivery team working on services that make a real difference to people across the UK. You will work as part … build, improve and maintain secure, scalable and reliable digital services used by millions of people. You will be responsible for designing and developing backend services and APIs, working with cloud-based technologies and serverless architectures to deliver robust and maintainable solutions. This is an opportunity to work on meaningful ...

building a significant private sector client portfolio. Methods was acquired by the Alten Group in early 2022. We are looking for talented Backend Developers to join a digital delivery team working on services that make a real difference to people across the UK. You will work as part … build, improve and maintain secure, scalable and reliable digital services used by millions of people. You will be responsible for designing and developing backend services and APIs, working with cloud-based technologies and serverless architectures to deliver robust and maintainable solutions. This is an opportunity to work on meaningful ...

Backend Java Developer – Data Fabric/Platform Engineering Location: London (Hybrid) Employment: Permanent Salary: £70,000 – £90,000 base (dependent on experience) If your idea of backend engineering is more than CRUD APIs and microservices boilerplate — this role is for you. We’re building the core backend … deterministic rule engines, SQL planning/interception, and high-throughput services that sit on the critical path of data access . This is deep backend + data infrastructure work . 🚀 What You’ll Do Build core backend services in Java (17/21) for access control and query ...

Waracle are looking for a Senior Developer for an exciting new role joining our world-class digital technology consultancy and home to a diverse, smart, curious and ambitious community of specialists in technology-driven transformation. We work with ambitious clients to help them solve their biggest business and customer … quality, we would love to welcome you to our team. Key aspects of the role include Architectural Delivery: Designing and building end-to-end backend subsystems using Go, ensuring our codebases remain modular, maintainable, and built to scale. Quality & Security: Championing engineering excellence through constructive peer reviews and proactive ...

Design, develop and maintain high-quality backend services using TypeScript • Design and implement serverless, cloud-native solutions • Develop and maintain AWS applications and services, including AWS Lambda • Build secure, scalable and reliable APIs and backend services • Translate user and business requirements into maintainable technical solutions • Write clean, well … documentation, knowledge sharing, development standards, patterns and best practices • Support an inclusive engineering culture and mentor colleagues where appropriate Requirements Strong commercial experience developing backend services and APIs Strong proficiency in TypeScript Experience designing and developing solutions using serverless architecture Strong practical experience with AWS cloud services Strong experience ...