101 to 125 of 143 Senior Software Developer Jobs in London

Job Description Senior Lead C# Software Developer We urgently require a Senior C# Lead Developer with at least 5 to 10 years solid expertise in developing financial systems, ideally banking systems. Your experience should include extensive knowledge of developing complex financial systems in C# as More ❯

Senior PHP Software Developer – City London The ideal candidate will have sound 5 to 10 years proven commercial experience with developing software with PHP and MySQL. Must have experience of working on a Linux server with good experience of database optimisation and caching technologies, such as More ❯

We have an excellent opportunity for a Senior Software Engineer to join one of Britain’s biggest newspaper groups on a remote, permanent basis. The successful candidate will be joining the Ad Product team to work on the clients brand safety and contextual analysis project. What they are More ❯

monitor and recommend. With the power of advanced machine learning, the platform automatically scales clusters, significantly reducing cloud spend while improving performance, reliability, and developer productivity. If you love solving complex problems and want to make a real impact in the cloud industry, this is the role for you. … As a software developer in this team, you’ll be designing and building scalable cloud solutions using Golang or Python. You’ll work on technically challenging projects alongside some of the brightest minds in the industry, contributing to the full development lifecycle from architecture to deployment. Collaboration is More ❯

Direct message the job poster from bet365 A Senior Security Software Developer, who will safeguard the Business by uncovering exploits, architecting robust defences, and collaborating with teams to thwart sophisticated reverse engineers. Within the fraud site defence team, you will be a key defender at the forefront … across the Company website. Developing and enforcing strategies to maintain data integrity that guarantee values in the website remains unspoofed and untampered. Collaborating with software development, information security, and infrastructure teams to integrate robust security features, setting strategic direction on secure development practices. Pioneering new methods from memory protection … our Recruitment Privacy Policy which can be found at https://content001.bet365.com/Careers/Documents/privacypolicy.pdf Seniority level Seniority level Mid-Senior level Employment type Employment type Full-time Job function Job function Information Technology Industries Gambling Facilities and Casinos Referrals increase your chances of interviewing More ❯

Title: Senior Flutter Developer - Industry: IT Software - Reporting Line: Client (POC) - Position Type: Full Time -Level: Senior - Location: Cairo Office, New Cairo About the job: Seeking a skilled Flutter developer to join an international team of IT professionals in a supportive, humor-filled environment. The … and not disclosed to any third parties. Desired Skills and Experience: Fluent in Arabic and English (written and spoken). Bachelor's degree in Software Engineering or Computer Science. Minimum 3 years of Flutter experience. Experience in an international setting. Strong programming skills and a proactive approach to challenges. … for personal development and continuous learning! Travel: Travel to connect with your client and build lasting relationships! About Crossworkers: We are a Danish-owned software offshoring company, providing European clients with professional Egyptian developers. We have been in business since 2009, providing excellent services within offshoring software development. More ❯

Job Category: Other - EU work permit required: Yes Job Views: 3 Posted: 23.05.2025 Expiry Date: 07.07.2025 Job Description: Who we are looking for A Senior Security Software Developer, who will safeguard the Business by uncovering exploits, architecting robust defences, and collaborating with teams to thwart sophisticated reverse … across the Company website. Developing and enforcing strategies to maintain data integrity that guarantee values in the website remains unspoofed and untampered. Collaborating with software development, information security, and infrastructure teams to integrate robust security features, setting strategic direction on secure development practices. Pioneering new methods from memory protection More ❯

permit required: Yes col-narrow-right Job Views: 1 Posted: 23.05.2025 Expiry Date: 07.07.2025 col-wide Job Description: Who we are looking for A Senior Security Software Developer, who will safeguard the Business by uncovering exploits, architecting robust defences, and collaborating with teams to thwart sophisticated reverse … across the Company website. Developing and enforcing strategies to maintain data integrity that guarantee values in the website remains unspoofed and untampered. Collaborating with software development, information security, and infrastructure teams to integrate robust security features, setting strategic direction on secure development practices. Pioneering new methods from memory protection More ❯

permit required: Yes col-narrow-right Job Views: 3 Posted: 31.05.2025 Expiry Date: 15.07.2025 col-wide Job Description: Who we are looking for A Senior Security Software Developer, who will safeguard the Business by uncovering exploits, architecting robust defences, and collaborating with teams to thwart sophisticated reverse … across the Company website. Developing and enforcing strategies to maintain data integrity that guarantee values in the website remains unspoofed and untampered. Collaborating with software development, information security, and infrastructure teams to integrate robust security features, setting strategic direction on secure development practices. Pioneering new methods from memory protection More ❯

Direct message the job poster from Areti Group | B Corp Areti has exclusively partnered with a Fintech start-up urgently seeking x7 PHP Software Engineers/Backend Developers for a Fintech start-up based in the UK on a FULLY REMOTE basis. My client has just received funding and … looking to grow its software engineering team from 20 to 30 in the next 2 months - They are looking for senior PHP Developers The ideal candidates will have a skillset which includes the following: PHP Symfony Restful API Microservices MySQL Docker Containers AWS DataDog Cloud Perks of the … Pension 6.5% Bonus 27 days holiday + bank holidays Your birthday off These roles will be working in one of the most talented software engineering teams around and will offer the chance to move into a tech lead position very quickly. If you are a talented developer looking More ❯

Senior Software Developers/Engineers with Python, Terraform and Go Our Client is looking to recruit brilliant Software Developers/Engineers with upwards of 7 to 10 years solid proven track record of developing complex applications with Python coupled with Machine Learning and ideally Go. We’re … looking to recruit initially 2 excellent Software Engineers to work with an existing team of 4 software developers on a very large strategic consulting engagement. Must be 100% trustworthy with real integrity - this is a highly sensitive project. Key skills Python Machine Learning ideally Terraform Go programming language … If you are excellent with developing software with C++ and/or C# etc... then you can easily learn Go. Excellence is vital. Ideally have security clearance. Duration for this assignment will be 3 to 6 months initially with possibility of the role becoming permanent at some point in More ❯

CD - GitHub/CircleCI Cloud – AWS Requirements Bachelor's degree with a minimum of 2:1 Computer Science, Information Technology, or a related field. Senior level experienced developer. Demonstrable success and involvement in software design and implementation of production-ready backend solutions. Strong experience with relational databases such More ❯

and make meaningful change for your clients is enabled by our strategic partner ecosystem and our robust technology platforms across the IBM portfolio, including Software and Red Hat. Curiosity and a constant quest for knowledge serve as the foundation to success in IBM Consulting. In your role, you'll … centers offer our clients locally based skills and technical expertise to drive innovation and adoption of new technology. Your role and responsibilities As a Software Developer you'll participate in many aspects of the software development lifecycle, such as design, code implementation, testing, and support. You will … create software that enables your clients' hybrid-cloud and AI journeys. You'll have the opportunity to work with the latest technologies, ensuring the applications delivered are high performing, highly available, responsive, and maintainable. Your primary responsibilities include: Analyze, validate and propose improvements to existing failures, with the support More ❯

Job Description We are a well-established software house based on the outskirts of Warwick, recently securing significant client wins. We are seeking senior developers to join our team in a hybrid role, working 2 days per week on-site in Warwick. Our team is small but highly … to our clients, including some renowned names. Responsibilities Perform problem solving, utilize conceptual skills, and resolve production issues. Translate high-level business requirements into software solutions. Stay updated on new technologies and suggest potential implementations for current and future projects. Maintain clear communication with company Directors. Contribute to setting More ❯

Our clients are seeking exceptional senior software developers to lead their teams, with 4+ years’ experience in managing and motivating a high-performing team committed to delivering valuable applications and services to customers. You will ensure the software meets the agreed acceptance criteria and the team’s … commute to our offices a minimum of 3-4 days per week, as per our hybrid working policy. Key Responsibilities Management: Responsible for the software engineering output of the team. Mentor direct reports within the same Agile team. Complete performance reviews and personal development plans for direct reports. Manage … department head. Collaborate with other teams and departments to ensure that deliverables from the team meet customer expectations, for example, working with Operations on software deployment. Collaborate with the Product Owner to manage the product(s) backlog and provide guidance on timeframes for deliverables. Development: Write code in appropriate More ❯

Join a sophisticated technology team in the London office of a prop trading house that places software development at the centre of business strategy. This team has the responsibility of a trading group and a core infra team. This role is for a senior engineer who is able … to take on problems at all levels of the software stack, including low-level code to drive network hardware, super reliable high-performance trading infrastructure, and internal tools that save time. You will be taking ownership of projects and writing production code from day one. Working collaboratively alongside traders More ❯

approach, coupled with strong communication skills, a sense of ownership and drive. Someone who is as passionate as we are about the craft of software engineering and system architecture, and understands the challenges of building complex backend systems. Someone who believes in writing resilient code and reliable infrastructure, but … and building automations for infrastructure, deployments and monitoring. Writing clean, maintainable and testable code, and inspiring others to do the same. Identifying and implementing software engineering best practices. Brainstorming feature design, system architecture improvements and troubleshooting. Your skills and experience 5+ years of experience writing backend systems in any More ❯

Summary Join a sophisticated technology team in the London office of a prop trading house that places software development at the centre of business strategy. This team has the responsibility of a trading group and a core infra team. This role is for a senior engineer who is … able to take on problems at all levels of the software stack, including low-level code to drive network hardware, super reliable high-performance trading infrastructure, and time-saving internal tools. You will be taking ownership of projects and writing production code from day one. Working collaboratively alongside the More ❯

build it, you run it." What you will do: You will be using Scala, Akka, Kafka, Kinesis, and Dynamo to build and innovate our software that is distributed, reactive, and scalable. You will: Contribute to or lead a significant part of the implementation and deployment of services within your … in functional programming Have experience with public cloud technologies - We use AWS Knowledge of applying object-oriented and functional programming styles to real-world software engineering problems. Experience creating scalable and reactive web applications with modern frameworks like Akka/play etc Desirable Skills: Experience with (or a willingness More ❯

Write clean, performant, and secure code that adheres to the team’s coding standards. Participate in peer code reviews and testing. Strive to automate software testing and deployment at every opportunity. Produce clear and concise documentation. Provide sensible estimates for work items and consistently deliver against them. Keep up … to date with the latest software development technologies and methodologies. Drive consistent standards and approaches throughout the team. Help facilitate the smooth delivery of all projects, enhancements and support delivered by the team. Contribute to technology selection and methodology decisions, including standardization of system architecture, reusable code base, development … best practice, source control and deployment processes. Participate in the team’s agile software development process. Understand how own performance relates to team and Company objectives and act accordingly. Assist in critical support issues where your experience is required to ascertain the issue quickly and to find the more More ❯

Salary based: £68,000 Skills: Python, C#, Swift/Objective C/C++ (Essential) AI and ML Programming (Core ML and Core Graphic) Cloud Programming, JavaScripts, Blockchain & E-commerce. Requirements: Native English Speaker or have IELTS (General) Sample App or More ❯

Salary: £52,000 Skills: C++, Python, Kotlin and Java (Android) AI and ML Programming on Edge Devices and Embedded System Cloud Programming Blockchain and e-commerce Requirement: Native English Speaker or have IELTS (General) Sample App or works Preferred in More ❯

various teams to define, design, and ship new features that meet business requirements. Code Quality: Participate in code reviews, testing, and debugging to ensure software quality and performance. Process Improvement: Contribute to the continuous improvement of development processes, ensuring adherence to industry best practices. Experience Required: Experience with AI More ❯

Go and GCP? Want to work with clean and high-quality code with minimal legacy? Then we want to hear from you! As a Senior Go Developer in reMarkable, you'll not only craft state-of-the-art cloud solutions but also collaborate closely with cross-functional experts … lower level programming languages like C++ or Rust Holds a higher degree in technology or within a relevant field, with hands-on experience from software development What sets you apart is that you are able to take ownership, demonstrating an end-to-end pragmatic approach, and consistently finding creative More ❯

company, with a culture focused on diversity and inclusion amongst our entire team. About the Role We have an exciting opportunity for a talented Senior Front End Developer to join our London based scrum team. The Technology team is primarily offshore but are looking to build out a … vue.js, graphql, docker and Kubernetes as well as migrating to Google Cloud Platform. We are on a journey so are looking for a great developer but also someone that can bring their own expertise to push forward our overall technical excellence. Skills & Experience Significant experience with a JavaScript framework More ❯