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    Cloud Native Distributed Systems Engineer Data Platform

    A leading technology company in Crawley is seeking a Software Developer specializing in Data Platform and Distributed Systems. The role involves designing and developing a microservices-based platform and working with technologies such as MongoDB, PostgreSQL, Kafka, and Kubernetes. Applicants should have signifi ...

    AI Engineer: Deploy Production‑Ready AI at Scale

    A leading metal trading company in Birmingham is seeking an experienced AI developer. This role involves designing and deploying AI solutions across various business operations. The ideal candidate should possess strong Python development skills and a genuine passion for AI. You'll have the opportunity to work o ...

    Engineering Manager Real Time Quant Frameworks

    A leading quantitative finance firm located in Greater London is seeking an Engineering Manager to lead and design scalable systems that enhance research capabilities. The role includes guiding teams to improve developer and researcher experiences through innovative solutions and maintaining the resilience of th ...

    Full Stack Web & XR Apps Engineer

    SONICOM in Greater London is hiring a Full Stack Web App Developer to work in an innovative environment focused on interactive, web-based learning and immersive technologies. Candidates should have extensive experience in full-stack development and modern front-end frameworks, as well as strong backend skills. T ...

    Luxury Property Sales & Lifestyle Advisor

    A leading property developer in Newcastle upon Tyne seeks a Customer Advisor to curate a luxury living experience at Jesmond Assembly. You will manage the sales process, build community partnerships, and maintain customer relationships with a high degree of empathy. Ideal candidates have a proven background in h ...

    Technical Support Team Lead Hybrid, Flexible Hours

    Suffolk County Council is seeking a Technical Support Team Leader in Ipswich to lead and support a dedicated team ensuring smooth service operations. Key responsibilities include managing developer fees, supporting budget monitoring, and refining processes for improved performance. The ideal candidate will posse ...

    Photonic Simulation Software Engineer (Equity Options)

    Wave Photonics in Cambridge is looking for a Scientific Simulation Software Developer to design and develop high-performance numerical software for physical simulations. The ideal candidate will have strong experience in writing simulation software, numerical methods, and programming in languages like Python or ...

    Founding AI Engineer for Aerospace AI Systems

    Fleetcraft in Greater London is seeking a skilled software developer to join their innovative team. You will work at the intersection of aerospace and AI, modernizing how aircraft are maintained and manufactured. The ideal candidate has at least 2 years of software development experience and hands-on expertise i ...

    Front Office C# Engineer – Real Time Energy Trading

    RJC Group is seeking a Front Office C# Developer in London to develop and evolve applications for energy trading. The role requires strong experience with C# / .NET (Core) and a background in energy or commodity trading. Responsibilities include building scalable services for pricing and risk and supporting live ...

    Java Backend Engineer: Cloud and AI for Trading

    LGBT Great is looking for a motivated Java Back-End Developer to join the Short-Term Desk Technology team in Greater London. The role focuses on building and modernizing trading and cash management systems while collaborating closely with front office stakeholders. Applicants should have 3-5 years of experience ...

    Hybrid Backend Engineer – Java Spring Boot & Python

    Methods Business and Digital Technology is seeking a Back-end Developer specializing in Java Spring Boot and Python. This permanent hybrid role requires three days on-site in London. You will lead the migration of core architecture to a cloud-native landscape and design technical connectors for global channels. ...

    Platform Backend Engineer Remote, High Impact AI Audio

    Clutch Canada is seeking a Backend Developer to design and maintain APIs in a dynamic and innovative environment. The ideal candidate will have proven experience in backend development, particularly with TS/Node, and direct experience with GCP, AWS, or Azure. You will work collaboratively across teams to enhance ...

    Backend Engineer – Java/Spring Boot & Python (Hybrid London)

    Methods Business and Digital Technology Ltd is seeking a Back-end Developer specializing in Java Spring Boot and Python to join their private sector team in London. This hybrid role requires 3 days on-site each week. The successful candidate will lead the rebuild of core architecture, optimize technical connecto ...

    VP, Java/Kotlin Engineering — Hybrid Leader in Prime Tech

    Citibank (Switzerland) AG is seeking a Java (Kotlin) Developer to engineer innovative solutions for finance. This role involves ownership and delivery of pivotal components within the Core Prime Brokerage platform while providing technical leadership to an agile team. Candidates should have a strong background i ...

    Platform Engineer – AI Cloud Infra & Sandboxes

    Venture Post is seeking a skilled developer in Cheltenham to build the next cloud platform for running AI agents. The role involves designing backend infrastructure and optimizing performance for scalable solutions. We're looking for someone with extensive experience in distributed systems and Linux administrati ...

    Front End Engineer: Angular & AI‑Enabled SaaS UI

    MHR International UK Limited in Nottingham is looking for a skilled UI Developer to join their cross-functional team. You'll be responsible for building modern applications using Angular and TypeScript, contributing to design standards, and improving UI quality. The role requires strong front-end development kno ...

    Java Backend Engineer – Kafka API (Hybrid, London)

    Client Server in Greater London is looking for a Java Developer to work on cutting-edge technology within the financial services sector. This role offers a salary of up to £90k, hybrid working model with 2 days WFH weekly, and excellent perks such as private medical care, pension, and gym membership. You will ha ...

    Lead Mobile Engineer Kotlin Multiplatform (KMP) | Hybrid

    Client Server in London is seeking a Lead Mobile Engineer/Developer with expertise in Kotlin Multiplatform (KMP) for iOS and Android. The role involves leading the architecture and development of mobile applications, collaborating with cross-functional teams, and mentoring junior engineers. Offering a salary up ...

    Windows Desktop Architect (C#, WinUI) – Inclusive UI Leader

    Speechify is looking for a skilled developer to lead Windows desktop application development. The ideal candidate will possess over 3 years of experience with Windows App SDK, C#, and accessibility APIs. You will define best practices and drive accessibility efforts, collaborating closely with a dedicated team t ...

    FX Risk Java Tech Lead — Real Time Pricing

    A major global banking institution is seeking an FX Risk Lead Java Developer to design and develop Java-based microservices for high-throughput applications. This role requires hands-on experience with Core Java, multithreading, and cloud deployment, particularly in environments like AWS or Azure. Benefits inclu ...

    Senior Ruby on Rails Engineer | Hybrid

    A leading IT recruitment agency in England seeks an experienced Ruby on Rails Developer to join their growing team. This hybrid position allows 2-3 days onsite per month. The candidate will design and maintain scalable applications, collaborate closely with teams, and deepen their expertise in Ruby on Rails and ...

    Hybrid iOS Engineer – SwiftUI & AI Tools

    A leading technology company in London is seeking a mid-level iOS Developer to join their Mobile Collective team. This role involves building user-focused iOS features and working collaboratively with product and design teams. Ideal candidates should have commercial experience with Swift, SwiftUI, and a solid un ...

    Senior .NET Architect: Scalable APIs & Cloud Solutions

    A global technology consulting company is looking for an experienced Asp.Net developer to translate business needs into technical solutions, ensuring high quality in C# and .NET application development. The ideal candidate will have a decade of experience and expert skills in MVC, Microservices, and OOP. This ro ...

    Senior Backend Engineer — AI Powered SaaS

    A fast-growing tech company in the UK is looking for a Back-end Developer to work closely with the Product team and Data Scientists. The role involves designing and maintaining back-end services while ensuring high performance and reliability. The ideal candidate should have a degree in Computer Science, 3-5 yea ...

    Real Time AI Engineer Ground Ops, First Engineering Hire

    A pioneering AI startup in London is seeking a Junior Software Developer to be the first engineering hire. You will design and implement real-time AI systems to improve airport ground operations. The role offers significant ownership in developing a platform that generates high-accuracy predictions for flight de ...

    Trading Tools Engineer High Performance & Cloud

    An energy solutions provider in the UK seeks a skilled Trading Developer to design and deliver vital trading tools. This role involves collaborating with various teams to translate requirements into high-quality technical solutions while working on complex analytical workflows. Ideal candidates will have hands-o ...

    Lead Backend Engineer — APIs, Data & Cloud

    A leading AI platform company in Greater London is looking for a skilled backend developer who excels in Python and has experience with Flask and FastAPI. This role offers the opportunity to take technical leadership on diverse projects while working closely with cross-functional teams. You will be responsible f ...

    Senior Platform Engineer Cloud & DevX Leader

    A leading marketing technology firm in Glasgow is looking for a talented developer proficient in programming languages like NodeJS and Python, with extensive experience in Kubernetes and observability tools. You will drive a high-performance culture while supporting high-stakes projects and collaborating with te ...

    Platform Backend Java Engineer (Hybrid, Fixed Term)

    A leading consultancy firm seeks a Backend Java Developer in Birmingham to build core backend services for data access governance. The role involves heavy lifting with Java (17/21), Spring, and SQL planning. As part of a hybrid team, you will implement policies and work on high-throughput services. Strong hands- ...

    Lead SDET Architect — Test Automation & CI/CD

    A leading financial technology firm in the UK seeks a Principal Software Developer in Test (SDET) to drive innovation in automation testing. This role involves leading the implementation of testing frameworks across financial projects, mentoring engineers, and collaborating with cross-functional teams. Candidate ...

    Java Engineer Hybrid, AWS & Growth Opportunities

    A global consulting firm in Manchester is seeking a Java Software Developer to join its Digital & Data team. You will design and implement scalable software solutions using Java and AWS, collaborate with cross-functional teams, and thrive in a dynamic environment. Candidates should have at least 2 years of Java ...

    Senior Backend Engineer for AI Powered, Scalable SaaS

    A forward-thinking technology company in Greater London is seeking a Back-End Developer to work on AI-powered products. You will design and maintain scalable back-end systems while collaborating with data scientists and engineers. The ideal candidate has 3–5 years of experience in back-end development, strong kn ...

    Platform Observability Lead – Cloud Telemetry & DX

    A leading global bank is seeking a Lead Software Engineer in Greater London. In this role, you'll enhance the developer experience through scalable observability tools that support cloud-native services. The ideal candidate has a strong software engineering background, hands-on experience with Python and cloud t ...

    Lead AI Engineer Build Next Gen AI Systems

    A pioneering AI-first company in the UK is seeking an AI/ML Developer to design and optimize innovative advisory products. The ideal candidate will have over 3 years of experience in AI/ML development, strong programming skills in Python, and familiarity with TypeScript. This role offers a competitive salary and ...

    Lead, Professional Beauty Product & Device Innovation

    A leading professional beauty company is seeking an experienced Lead Product Developer to drive the end-to-end development of innovative beauty products. This hybrid role in Aylesbury requires strong technical expertise and project management proficiency. The ideal candidate will have substantial experience in p ...

    API Product Manager Shape the Next Growth Pill

    A leading video tech company is seeking a Technical Product Manager to spearhead their API initiatives. This role involves collaborating with engineering teams, managing product lifecycle, and engaging with the developer community. Ideal candidates have 3+ years in product management with a focus on APIs, a stro ...

    MS Stack Software Engineer: Azure Cloud & Data Tools

    A leading vehicle repair company based in the UK is seeking a highly motivated Software Developer to enhance their award-winning IT system, Evolve. In this role, you will work alongside internal and external development teams to build efficient features across multiple technologies. The ideal candidate will have ...

    Lead Java Engineer — Real Time Risk & Cloud Platforms

    A global financial institution in Greater London seeks a Full-Time Applications Developer to lead real-time risk enhancements for their Credit Business. The ideal candidate should have strong experience in Core Java, J2EE, Spring Framework, and exposure to Python. An understanding of Front Office Risk calculatio ...

    Low Latency C++ Core Engineer — Trading Engine

    A leading cross-asset trading firm in London is seeking a Core C++ Developer to enhance its trading engine. The role involves optimizing system architecture and collaborating with teams to ensure seamless operations. Ideal candidates have over 7 years in software development in fast-paced trading environments, w ...

    Lead Dev Experience Engineer — Cloud & CI/CD Advocate

    A leading financial technology company is seeking a Lead Software Development Engineer in Nottingham. This role involves improving software delivery across teams, acting as a bridge between engineering efforts and community needs. The ideal candidate will have strong programming skills, experience with continuou ...

    Platform Engineer: Backend Java for Data Fabric

    A leading consultancy firm is looking for a Backend Java Developer for a hybrid role in London. You will build core backend services for a Data Fabric platform, implementing rule engines and working with SQL parsing and distributed data systems. Ideal candidates should have strong experience in Java (17/21), Spr ...

    Senior Test Systems Engineer – 4 Day Week, Onsite Lab Role

    A leading defence and national security company is seeking a Test Equipment Developer to design and manufacture innovative test solutions for electronic systems. You will lead integration and troubleshooting efforts, ensuring reliable lifecycle support. This full-time role requires R&D expertise, with a condense ...

    FX Risk Tech Lead (Java) Hybrid, VP Level

    A global financial institution is seeking a strong and motivated FX Risk Lead Java Developer to join their London team. The successful candidate will design and develop Java-based microservices for a new FX Risk valuation platform. Candidates should have a strong background in Core Java, multithreading, and expe ...

    Lead WordPress Security Engineer (Remote)

    A leading software development company is seeking a Lead Developer to join their team. This role requires deep knowledge of PHP and WordPress, as well as experience in online security. The position is fully remote, providing flexibility in hours and the opportunity to manage a talented development team. Ideal ca ...

    Python Engineer — Energy Trading Platform

    A global energy trading company in London is seeking an experienced Python Developer to assist in developing and supporting a strategic technology platform for gas and power desks. This role requires at least 5 years of Python development experience and familiarity with SQL and NoSQL databases. The ideal candida ...

    Lead Software Engineer | Hybrid, Mentorship & Impact

    A technology solutions provider in Sale is seeking a Lead Developer to oversee a team and ensure the delivery of scalable software solutions. The ideal candidate will have substantial experience in software development, including a strong focus on C#, Java, and JavaScript, as well as a background in Agile practi ...

    Senior Full Stack Engineer — Impactful .NET Platform (Hybrid)

    A leading technology company is seeking a Full stack Software Developer in Lancaster. You will design and develop web applications, utilizing modern .NET technologies and taking ownership of system architecture. The ideal candidate has over 4 years of experience with C# and ASP.NET MVC, and will contribute to bo ...

    Unity Mobile Games Engineer — Hybrid, Growth‑Driven

    A creative mobile games company in Greater London is seeking a mid-level Games Developer to refresh their Sing King app and develop new gaming experiences. Candidates should have 3+ years of experience with Unity or other relevant software, possess strong problem-solving skills, and have a collaborative spirit. ...

    Senior Backend Engineer: Scalable Green Energy Platform

    A leading energy technology company in London is looking for an experienced backend developer to contribute to products that make energy more flexible for customers. You will need 5+ years in web application development, expertise in Python/Django, and the ability to work autonomously or collaboratively. The rol ...

    Full Stack C#/.NET Engineer Enterprise Tech Platform

    A leading tech firm in the UK seeks a Full Stack C# Developer for its Enterprise team. You will design and maintain high-quality C#/.NET solutions and build scalable services that support multiple business streams. The ideal candidate has strong experience in C# and AWS, along with the ability to work in a fast- ...

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      Senior React Developer Reactjavascript Jobs in United Kingdom Job Search Guide, Trends and Insights