new platform/marketplace with an user interface, registration, profile creation, service list, payment integration, reviews and ratings, dispute resolution, etc. Role: Back-end developer responsibilities. 1. System Architecture Design Design and implement a scalable and maintainable backend architecture. Ensure the application can handle high traffic, complex workflows … like PayPal, Stripe, etc.). Messaging system (real-time chat between users and sellers). Review and rating system. Develop APIs to connect the backend to the front-end and mobile applications. 3. Database Design and Management Design efficient, normalized database schemas to handle: User data. Service listings. Transactions … like: Payment processing. Geolocation. Analytics (e.g., Google Analytics, custom dashboards). Email and notification systems. 7. Collaborating with Frontend Developers Ensure smooth communication between backend APIs and frontend (e.g., Vue.js). Work closely with front-end teams to deliver consistent user experiences. 8. Code Reviews and Mentorship Conduct code More ❯
Longer-term secondments are also possible. Requirements: 1st or 2:1 in Computer Science or similar from a top university Good knowledge of web backend languages and technologies Solid understanding of databases and SQL, especially large databases Willingness to learn new languages and frameworks For historic reasons, some of More ❯
Longer term secondments are also possible. Requirements: 1st or 2:1 in Computer Science or similar from a top university Good knowledge of web backend languages and technologies Solid understanding of databases and SQL, especially large databases Willingness to learn new languages and frameworks For historic reasons, some of More ❯
london, south east england, United Kingdom Hybrid / WFH Options
Glocomms
Job Title: Backend Engineer - Macro Trading Platform Location: London (Hybrid) Sector: Global Investment Management Remote Policy: Hybrid - On-site presence required in London Duration: 6 months extendable Overview: We are seeking a highly experienced Backend Engineer to join a fast-paced and globally distributed Macro Engineering team. You … trading platform. This is a high-impact, long-term consulting opportunity within a prestigious investment firm, offering the chance to build scalable, high-performance backend systems that directly support global macro trading strategies. The role demands strong technical expertise, deep financial markets knowledge, and a collaborative mindset.. Project Overview … needs and regulatory requirements. Key Responsibilities Collaborate with quant research and trading teams to design, build, and enhance the macro trading platform. Engineer robust backend components, services, and APIs in a distributed architecture. Optimize system performance, ensure reliability, and manage scalability in a cloud-centric environment. Strike the right More ❯
gloucestershire, south west england, United Kingdom Hybrid / WFH Options
iO Associates - UK/EU
iO Associates are supporting a growing technology consultancy in the Security and Defence sector in their search for an experienced Back-End Developer who thrives in high-assurance environments. Location: Cheltenham - hybrid working available Rate: £625 - £700 per day, Inside IR35 Duration: 12 months+ Due to the exciting nature More ❯
Hull, Yorkshire, United Kingdom Hybrid / WFH Options
Summit Media Limited
Back End Developer Location: Hull/Hybrid Salary: £30000-35000 per annum DOE + Flexible Working, Every other Friday off and Excellent Benefits Are you ready to be a changemaker in performance marketing? Do you want to be part of an award agency that offers flexible working and the … opportunity to have every other Friday off? Summit has an exciting opportunity for a Back End Developer to join us on a full-time hybrid basis. We offer flexible start and finish times as well as having every other Friday off . We trust our people to work flexibly … from home. For the right candidate, we may also consider greater flexibility around office time. What will you be doing? As a Back-End Developer within our Product Development team at Summit, you will be responsible for the back-end development of our market-leading, proprietary technology solutions for More ❯
manchester, north west england, United Kingdom Hybrid / WFH Options
bet365
will be developing, enhancing and supporting the Company’s customer engagement platform which deals with the various customer communication channels. CRM operates as a backend team who are in the process of expanding the product offering to the Business whilst also preparing to re-architect parts of the solution … matters to stakeholders across different areas of the Business. Experience with software development methodologies and best practices. Understanding of the development of automation and developer tooling such as Continuous Build and CI systems. Bachelor’s degree in Computer Science or a relevant discipline, or relevant professional experience. Main Responsibilities More ❯
stoke-on-trent, midlands, United Kingdom Hybrid / WFH Options
bet365
will be developing, enhancing and supporting the Company’s customer engagement platform which deals with the various customer communication channels. CRM operates as a backend team who are in the process of expanding the product offering to the Business whilst also preparing to re-architect parts of the solution … matters to stakeholders across different areas of the Business. Experience with software development methodologies and best practices. Understanding of the development of automation and developer tooling such as Continuous Build and CI systems. Bachelor’s degree in Computer Science or a relevant discipline, or relevant professional experience. Main Responsibilities More ❯
TV specialists, and one of the largest Employee-Owned businesses in the UK. We are looking for an enthusiastic Back end, mid-level, BigCommerce Developer to join our in-house e-commerce team based in Manchester. You will be working alongside our current developers to enhance our BigCommerce site. More ❯
Huddersfield, Yorkshire, United Kingdom Hybrid / WFH Options
Searchability
Back End Developer - West Yorkshire Technologies: PHP/Laravel/MySQL/HTML/CSS Join a thriving eCommerce retailer as a Back End Developer during a time of ongoing success and growth. Salary up to £45k Office in Huddersfield - office based 3 days a week As a More ❯
london (city of london), south east england, United Kingdom Hybrid / WFH Options
McGregor Boyall
City Investment Bank seek a VP Level C# Developer to join the firms successful FX E-trading Franchise. Hybrid working set up circa 2 days in 3 days at home with City Office location. Daily coder role while providing technical leadership and mentoring for other developers on the in … operations Development teams of connected IT systems and Architecture team Quality assurance (testing), infrastructure, change management Key skills required: Highly experienced Back End C# developer, especially with regard to delivery in a fast-paced, agile environment. C++ and Java development experience Experience with the FIX protocol and web services … banking environment. Strong understanding of SQL, RDBMS, and messaging middleware. More details available on application. Desired Skills and Experience C# C++ FIX FX Options Backend McGregor Boyall is an equal opportunity employer and do not discriminate on any grounds. More ❯
I have partnered with an exciting AI company in London who are hiring for a Senior Back End Developer to join their fast growing team! :) This is a hybrid role in London (3 times per week) and are looking for people with the following experience: 5+ years of experience … in backend/infrastructure development Working on backend systems using Python. Experience with building scalable microservices and data pipeline systems. Strong knowledge of database systems (SQL/NoSQL) and data modelling Experience with building scalable micro services and data pipeline systems. Salary wise they can pay up to More ❯
Brighton, Sussex, United Kingdom Hybrid / WFH Options
Cogapp
of a problem and working with others to find the right solutions for our clients and their audience. We want to welcome a new developer, with at least 2 years back-end experience gained in a commercial environment, to our close-knit team. We don't mind what specific More ❯
Urgent Contract & Perm Requirements (Green Badge) - DV Clearance Required - Gloucestershire (2-3 days) 📢 LM Recruitment are now actively recruiting for multiple Backend Developers (Green Badge essential) both contract and perm due to my client's strong, long-term pipeline of projects ahead. To be considered, you will be DV More ❯
platform is integrated with various client simulators to enhance training outcomes. This role at VRAI is to assist the HEAT development team as a backend engineer working on developing the HEAT product and ensuring its reliability for our customers. The work would entail 100% development activity working under an More ❯