151 to 175 of 221 Permanent Senior Developer Jobs

Exinity Group is seeking a Senior Golang Developer to design and implement high-performance trading microservices for a global Forex/CFD platform. You will focus on low latency, throughput and robust concurrency to support real-time trading. You will collaborate with Product Owner, BA and cross‐team ...

looking for a Senior Frontend Application Developer to lead the design and implementation of modern, performant web interfaces for our internal applications. You will be the go-to expert on Vue.js, defining and embed it as our standard frontend framework. You will architect and build reusable UI components … flows. Ethically aware of bias, hallucinations, privacy, and misinformation risks when designing and deploying AI solutions. Why this role is important to us This senior role is central to how our users experience the solutions we build. Even the most powerful backend or AI capability only delivers value ...

summary An exciting opportunity has arisen for a Senior Full Stack Developer to join our IT team as we embark onto our journey of continued growth. We are looking for a result driven individual to bring new and innovative ideas to our team. Main duties ...

Description We are looking for a Lead Cloud developer to join our growing engineering organisation developing a wide range of market‐leading InsurTech solutions. You will be working in flexible agile squads delivering value on multiple greenfield workstreams in the delivery family to deliver core foundational functionality that will ...

Associates is recruiting for a Senior/Lead Software Development Engineer (Java) on a hybrid basis with 2 days in the office. You will lead the design, development and support of scalable, cloud-native Java applications within an Agile, DevOps environment. You will build microservices and APIs, work with ...

Salary: 60.000 - 80.000 € per year Requirements: Proficiency in Python, Docker, REST, MQTT, WebSockets, JavaScript Experience with MariaDB, Redis, and caching strategies Familiarity with CI/CD tools, Git, and issue tracking systems (e.g. Redmine or ...

Barclays is seeking a Senior QIS Developer to build and enhance the Quantitative Investment Strategies platform in its Canary Wharf London office. You will deliver robust data solutions and support the design of new investment strategies, working closely with traders and researchers. The role requires strong engineering capability ...

keep learning. That’s what it means to live The Gallagher Way. Overview Are you passionate about creating seamless connections between systems? As a Senior Middleware Developer at Gallagher, you’ll play a vital role in designing and maintaining integration services that ensure smooth communication between core systems ...

forefront of digital transformation, helping organisations deliver secure, accessible and scalable services across the public sector. Role Overview We are looking for an experienced Senior Web/CMS Developer to join our growing delivery team in Leeds . This role is focused on developing, maintaining and enhancing content ...

This is an excellent opportunity for a Full Stack Developer (Python, Node & AWS) to take an instrumental role in a Northampton-based firm, offering a hybrid work environment (circa 3 days in the office) and a salary of £ 60,000- £70,000. The ideal candidate will have solid hands … will need solid hands-on skills with: Python Node.JS AWS, S3 & Lambda React JS, JavaScript, CSS & HTML Redshit or equivalent SQL As a Senior Full Stack/Senior Software Engineer, you will be responsible for the development, deployment & support of full stack web applications and business tools. Based ...

client, a leading organisation undergoing significant digital transformation, is seeking an experienced Senior Systems Developer to play a key role in the development, integration, and modernisation of critical business systems.This is an exciting opportunity to join a collaborative technology team and contribute to a major systems transformation programme ...

Senior Software Engineer Dynamics 365/Power Platform An excellent opportunity has arisen for an experienced Senior Software Engineer to join a major technology and digital services organisation delivering complex solutions for high-profile clients. This is a senior, hands-on technical role combining software engineering, technical … Home-based working Permanent, full-time position Monday to Friday, 9:00am 5:30pm Opportunity to work on complex, high-profile technology programmes Senior technical leadership responsibilities Excellent opportunities for continuous learning and professional development Exposure to enterprise-scale Microsoft Dynamics 365, Power Platform and Azure environments Two-stage ...

leading consulting and solutions provider is seeking a skilled Senior eTrading Developer in London. This contract role involves developing low-latency components within an electronic trading platform. Responsibilities include working with stakeholders to design and implement systems, coding in Java, and supporting algorithmic trading strategies. The ideal candidate ...

Delta-Capita is looking for a highly skilled Senior eTrading Developer in London for a 12-month contract. This role will focus on developing low-latency components within an electronic trading and eRisk platform for global markets technology. Key responsibilities include working with stakeholders to understand requirements, producing ...

Senior Backend Engineer - API, Python, Nextjs, Node, AI, Workflow Automation I am seeking a Senior Backend Engineer who thrives on solving complex operational challenges at scale. This isn't a feature factory role, it's about designing the Back End systems that automate workflows, improve reliability, and enable … operations, allowing thousands of customer interactions and internal workflows to run accurately, reliably, and with minimal manual intervention. What You'll Build As a Senior Backend Engineer, you'll own the design and delivery of services that sit at the heart of our operational platform. Design and build scalable ...

Location: Doncaster (Hybrid working 3-4 days in office) Company: One Call Insurance Benefits £3000 post probation bonus Free parking Free gym Company pension Hybrid working 3-4 days in office dependent on circumstances Responsibilities ...

collaborative engineering team where your technical expertise, leadership, and ideas will directly influence the success of high-impact projects. The Role As a Senior Software Engineer, you'll play a key role in designing, developing, and delivering secure, cloud-native applications while providing technical leadership across the software development ...

Citi in Belfast is seeking a Senior Full Stack Developer to join the Oracle Ledger Program. You will develop full stack applications using Java and Angular/React, build scalable services, and drive end-to-end solutions to meet evolving business needs. Responsibilities include leading the development lifecycle ...

leading financial services company is hiring a Senior BI Developer. Hybrid position in London. Paying up to £120,000 per annum + Benefits Experience and skills required for the BI Developer, Business Intelligence Developer, Data Successful candidates will have a background in Power BI development from within ...

Ascent People Ltd is seeking a Senior C# Developer/Team Leader in the East Midlands for a 6-month contract. The role combines hands-on development with team leadership, focusing on ASP.NET, MVC, C#, WEB API and SQL Server to modernise a desktop solution into ...

Location: Doncaster (Hybrid working 3-4 days in office) Company: One Call Insurance Benefits £3000 post probation bonus Free parking Free gym Company pension Hybrid working 3-4 days in office dependent on circumstances Responsibilities ...

Senior Quant/AI Developer Job Reference #339177BR Location: London Job Type: Full Time Are you excited by the prospect of engineering solutions across Global Markets? Do you want to design, build and help deliver production systems across the front-office? Are you passionate about building and delivering ...

development opportunities. Work on large-scale ecommerce platforms with a strong focus on performance and accessibility. An exciting opportunity has arisen for an experienced Senior Frontend Developer to join a highly regarded digital commerce business. This role offers the chance to create engaging ecommerce experiences, own frontend architecture … specialist who enjoys solving technical challenges and delivering exceptional user experiences. What experience you’ll need to apply Proven commercial experience in a Frontend Developer role within ecommerce environments. Strong experience working with Magento Open Source and/or Adobe Commerce. Excellent HTML, CSS and JavaScript (ES6+) skills. Experience ...

About Scale Factory We are an AI enablement consultancy. Delivering quality-led AI-first foundations, embedding capability and excellence into the foundational fabric of the companies we work with. We give leaders the confidence to ...

Hiring: Senior Ruby on Rails Developer (Remote - UK Based) Location: Anywhere in the UK (100% Remote) Job Type: Full-Time Flexible Hours Work-Life Balance Champions Why This Role Rocks: Ready to level up your dev career with a company that actually values innovation, autonomy, and continuous learning ...