Permanent Senior Software Engineer Job Vacancies

426 to 450 of 738 Permanent Senior Software Engineer Jobs

Senior Software Engineer - BETS

Belfast, United Kingdom
Hybrid / WFH Options
CME Group Inc
The selected candidate will join the CME Engineering and Execution team in Belfast, as a Senior Software Engineer on the BrokerTec Back End Trading Services Team. The Belfast team is a high performing group of individuals that deliver on a broad range of functions including systems/business analysis, software development and quality assurance services. Design … tasks, reporting, and analysis. Bachelor's degree (with honours) or equivalent/better strongly preferred, but substantial relevant experience could substitute Passion for developing high-quality, reliable, and efficient software solutions Strong knowledge of core Java skills, with demonstrable experience Experience coding in a story-driven, agile environment Strong knowledge and experience of SDLC methodologies; agile is a big More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior Software Engineer (Equities)

Belfast, United Kingdom
TP ICAP Group Services Ltd
people strong. We work as one to achieve our vision of being the world's most trusted, innovative, liquidity and data solutions specialist. Role Overview As a Senior Software Engineer at TP ICAP you will be part of a talented team delivering business critical software for the internal broking division and their external customer base. You …/vision. Provide support and mentoring to other members of the team. Work in partnership with QA counterpart to ensure the delivery of quality software. Promote delivery of quality software - unit tests, code reviews etc. Experiment with multiple technologies and methodologies as part of delivery, to help guarantee the best solution and approach. Deliver against both Functional and Non More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior Full Stack Software Engineer

Nottingham, Nottinghamshire, East Midlands, United Kingdom
Experian Ltd
people across 32 countries. Our corporate headquarters are in Dublin, Ireland. Learn more at experianplc.com. Internal Grade D Job Description Experian Marketing Services are looking for a Senior Full Stack Software Engineer. As a Senior Software Engineer , you will help develop, testing, and maintaining high-quality applications across multiple platforms. You'll collaborate with Product … role reporting to the Lead Developer and offer the opportunity to work on impactful data management solutions that power critical decisions. Main responsibilities Design and implement scalable and maintainable software applications across multiple platforms using .NET. Develop RESTful APIs and backend services, ensuring secure and efficient components Provide technical leadership within the team, guiding design decisions, reviewing code, and … design of applications programs and databases and share knowledge with the team to promote learning. Explore new tools, frameworks, and practices to improve development efficiency and product quality. Qualifications Software Engineering Experience delivering high-quality software, with hands-on involvement in full development lifecycles and CI/CD processes. Expertise in .NET Technologies - Proficient in .NET Framework and More ❯
Employment Type: Permanent
Posted:

Senior Software Engineer

Manchester, Lancashire, England, United Kingdom
Hybrid / WFH Options
AJ Bell
Job Description We now have an exciting opportunity for a Senior Software Engineer to join the Operational and Regulatory Technology department for an award-winning investment platform, offering a collaborative team working environment, training and excellent career progression. Our strategy is to have a cross functional development team, with team members working on all areas of our More ❯
Employment Type: Full-Time
Salary: Competitive salary
Posted:

Senior Software Engineer - Python / Data Systems

Cambridge, England, United Kingdom
Principle
We're hiring a Senior Software Engineer to join a cutting-edge research team in Cambridge, working on the future of wearable and immersive technologies. You'll play a key role in developing the software and systems that keep our data collection lab running smoothly - ensuring that the audio, video, and sensor data we capture is … contract - PAYE - inside IR35 - Paid on a weekly basis Location: Cambridge - Fully onsite - non-negotiable Weekly payroll through Principle HR What you'll do: Build and maintain Python-based software for data collection systems Work with prototype devices (smart glasses, VR headsets) and integrate them into existing pipelines Debug and troubleshoot onsite when systems need attention Deploy, test and More ❯
Posted:

Senior Software Engineer - Python / Data Systems

cambridge, east anglia, united kingdom
Principle
We're hiring a Senior Software Engineer to join a cutting-edge research team in Cambridge, working on the future of wearable and immersive technologies. You'll play a key role in developing the software and systems that keep our data collection lab running smoothly - ensuring that the audio, video, and sensor data we capture is … contract - PAYE - inside IR35 - Paid on a weekly basis Location: Cambridge - Fully onsite - non-negotiable Weekly payroll through Principle HR What you'll do: Build and maintain Python-based software for data collection systems Work with prototype devices (smart glasses, VR headsets) and integrate them into existing pipelines Debug and troubleshoot onsite when systems need attention Deploy, test and More ❯
Posted:

Senior Software Engineer

London, United Kingdom
Hybrid / WFH Options
Complexio
actions independently. Complexio is a joint venture between Hafnia and Símbolo, in partnership with Marfin Management, C Transport Maritime, Trans Sea Transport and BW Epic Kosan. Role As a Senior Software Engineer with broad expertise, you will be a vital part of our team, developing innovative applications that leverage AI capabilities to enhance user experiences and streamline … You have: Excellent problem-solving and technical skills. Strong communication and collaboration skills, with the ability to work in a team. Interest and experience in working on early-stage software and a wide range of tasks. Proven experience using technology and how it helped you build a lasting product. Preferred M.Sc or Ph.d degree in Computer Science or a … related field. 7+ years of experience in Software development Work experience using both compiled languages (Rust, Ocaml, Golang, Java, C#) or dynamic languages (Javascript, Python, Ruby) Experience building web applications or desktop applications technologies such as Electron, tauri, React, Vue.js Familiarity with CI/CD principles and technologies, including experience with GitHub Actions or similar. Experience working with Relational More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior Software Engineer

Manchester, Lancashire, United Kingdom
Hybrid / WFH Options
RedCat Solutions Ltd
I am looking for a Senior Software Engineer who has experience in React and React Native to join an award-winning SaaS business. The ideal candidate will also need to have a proven track record of building and deploying products or platforms in a production environment, as well as have previous experience with interaction of clients and … Mentor junior developers and provide technical leadership. Stay updated with industry trends and technologies to guide technology decisions. Qualifications: Strong proficiency in React and React Native. Solid understanding of software development best practices. Excellent problem-solving and communication skills. Please note, you may be asked to make the occasional office visit. This is usually once or twice a month. More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior Software Engineer

Manchester, England, United Kingdom
Northrop Grumman UK
career development and the impact we have within the community. So, what’s your possible? Opportunity: This is more than just a job; it’s a mission. As a Senior Software Engineer you play a pivotal role in designing, developing and maintaining the critical infrastructure that powers our services. You will be self-driven and organised with … with complex challenges within a unique space. You’ll be at the forefront of delivering core solutions that have real world impact. Our UK Cyber & Intelligence business combines modern software development approaches with a rich heritage and experience in the Defence and security sectors. Our customers have complex and sensitive data and information requirements requiring a mission partner who … context, delivering and sustaining a portfolio of challenging technology projects at scale and pace, supporting them through an ambitious digital transformation programme. “My purpose; to lead a team of software engineers with the brightest minds, to push the boundaries and define possible together.” Responsibilities: Perform hands-on development and actively contribute to the code base including peer review of More ❯
Posted:

Senior Software Engineer

warrington, cheshire, north west england, united kingdom
Northrop Grumman UK
career development and the impact we have within the community. So, what’s your possible? Opportunity: This is more than just a job; it’s a mission. As a Senior Software Engineer you play a pivotal role in designing, developing and maintaining the critical infrastructure that powers our services. You will be self-driven and organised with … with complex challenges within a unique space. You’ll be at the forefront of delivering core solutions that have real world impact. Our UK Cyber & Intelligence business combines modern software development approaches with a rich heritage and experience in the Defence and security sectors. Our customers have complex and sensitive data and information requirements requiring a mission partner who … context, delivering and sustaining a portfolio of challenging technology projects at scale and pace, supporting them through an ambitious digital transformation programme. “My purpose; to lead a team of software engineers with the brightest minds, to push the boundaries and define possible together.” Responsibilities: Perform hands-on development and actively contribute to the code base including peer review of More ❯
Posted:

Senior Software Engineer

bolton, greater manchester, north west england, united kingdom
Northrop Grumman UK
career development and the impact we have within the community. So, what’s your possible? Opportunity: This is more than just a job; it’s a mission. As a Senior Software Engineer you play a pivotal role in designing, developing and maintaining the critical infrastructure that powers our services. You will be self-driven and organised with … with complex challenges within a unique space. You’ll be at the forefront of delivering core solutions that have real world impact. Our UK Cyber & Intelligence business combines modern software development approaches with a rich heritage and experience in the Defence and security sectors. Our customers have complex and sensitive data and information requirements requiring a mission partner who … context, delivering and sustaining a portfolio of challenging technology projects at scale and pace, supporting them through an ambitious digital transformation programme. “My purpose; to lead a team of software engineers with the brightest minds, to push the boundaries and define possible together.” Responsibilities: Perform hands-on development and actively contribute to the code base including peer review of More ❯
Posted:

Senior Software Engineer - APIs & Integrations Engineering Team London-Fitzrovia House

London, United Kingdom
Hybrid / WFH Options
Performativ - Wealth Management Software
As a Senior Software Engineer at Performativ, you'll lead the design and implementation of robust, high-throughput APIs and backend systems. Everything we build is grounded in open web standards -HTTP, JSON, webhooks, OpenAPI -and built for scale, reliability, and clear interoperability. You'll work on the core systems that power mission-critical financial infrastructure for More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior Software Engineer - TypeScript

Cardiff, South Glamorgan, United Kingdom
Hybrid / WFH Options
Admiral Group Plc
working and vibrant office spaces designed for collaboration and connection. Need support during the recruitment process? Just let us know - we're here to help. The Role As a Senior Software Engineer at Admiral Money, you'll play a key role in driving innovation across our technical product teams. You'll contribute to a wide range of … reviews and development of best practices Ensure a suitable level of documentation is maintained Effective contribution to team activities including Scrum Events Commitment to the continual improvement of the software, the team, the discipline, and the business Collaborate with Product Owners, Scrum Masters, Architects and other stakeholders Support the growth of the discipline through coaching and mentoring What We … Ability to work effectively as a member of a Scrum/Agile team Knowledge and awareness of accessibility standards and best practices Practical understanding of the importance of Secure Software Development practices Excellent written and verbal communication skills Desirable Skills/Experience Although not essential, we would be excited to speak to candidates who also have: Knowledge of other More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior Software Engineer - Python

Cardiff, South Glamorgan, United Kingdom
Hybrid / WFH Options
Admiral Group Plc
working and vibrant office spaces designed for collaboration and connection. Need support during the recruitment process? Just let us know - we're here to help. The Role As a Senior Software Engineer at Admiral Money, your role will be to contribute to the varied development tasks undertaken by our technical product teams and champion technical excellence. You … reviews and development of best practices Ensure a suitable level of documentation is maintained Effective contribution to team activities including Scrum Events Commitment to the continual improvement of the software, the team, the discipline, and the business Collaborate with Product Owners, Scrum Masters, Architects and other stakeholders Support the growth of the discipline through coaching and mentoring Required Skills … Ability to work effectively as a member of a Scrum/Agile team Knowledge and awareness of accessibility standards and best practices Practical understanding of the importance of Secure Software Development practices Excellent written and verbal communication skills Desirable Skills/Experience Although not essential, we would be excited to speak to candidates who also have: Knowledge of other More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior Embedded Software Engineer

Southampton, England, United Kingdom
IC Resources
connected embedded systems for next-generation automation and control. With real-world applications already in motion, they’re looking to expand their core engineering team by hiring an Embedded Software Engineer. In this role, you’ll be working on real-time embedded systems, writing software for microcontrollers, and helping shape how devices interact with the physical world. It … s a hands-on position in a fast-moving environment, perfect for someone who thrives on solving technical challenges. For this Senior Embedded Software Engineer role, we're looking for someone with: Extensive experience with embedded programming using C/C++ Background in real-time systems and microcontroller development Comfortable working close to hardware and within resource … constrained environments Some understanding of control systems or control theory is advantageous What Next? If you're an Embedded Software Engineer looking for your next challenge in a forward-thinking and growing company, apply today to find out more. For more information on this role, or others across Embedded, Firmware, or Real-Time Software, get in touch More ❯
Posted:

Senior Software Engineer, Atlas Dedicated Dublin

Dublin, Ireland
Hybrid / WFH Options
MongoDB
MongoDB's mission is to empower innovators to create, transform, and disrupt industries by unleashing the power of software and data. We enable organizations of all sizes to easily build, scale, and run modern applications by helping them modernize legacy workloads, embrace innovation, and unleash AI. Our industry-leading developer data platform, MongoDB Atlas, is the only globally distributed … to use MongoDB every month, it's no wonder that leading organizations, like Samsung and Toyota, trust MongoDB to build next-generation, AI-powered applications. MongoDB is seeking a Senior Software Engineer to join the Atlas Clusters Organization. The organization is responsible for building MongoDB Atlas, our database as a service offering and fastest growing product.Atlas allows … users to deploy fault-tolerant, secure, globally distributed MongoDB clusters in just minutes. This includes developing software to interface with the three major cloud providers (AWS, Azure, and GCP) in order to bring security, durability, availability, and performance to all deployments of MongoDB. The Atlas Clusters Security team creates a first-in-class cloud database security experience for our More ❯
Employment Type: Permanent
Salary: EUR 125,000 - 150,000 Annual
Posted:

Senior Software Engineer(Node.JS/TypeScript)

City of London, London, United Kingdom
Harvey Nash
I’m working with a great company based in the London, and they’re looking for a Senior Software Engineer with strong Typescript & Node.js experience to join their team. You'll play a key role in design, build and operate reliable and scalable software solutions, building new functionality using Typescript and Node.js. The ideal candidate: Must More ❯
Posted:

Senior Software Engineer(Node.JS/TypeScript)

London Area, United Kingdom
Harvey Nash
I’m working with a great company based in the London, and they’re looking for a Senior Software Engineer with strong Typescript & Node.js experience to join their team. You'll play a key role in design, build and operate reliable and scalable software solutions, building new functionality using Typescript and Node.js. The ideal candidate: Must More ❯
Posted:

Senior Software Engineer(Node.JS/TypeScript)

london, south east england, united kingdom
Harvey Nash
I’m working with a great company based in the London, and they’re looking for a Senior Software Engineer with strong Typescript & Node.js experience to join their team. You'll play a key role in design, build and operate reliable and scalable software solutions, building new functionality using Typescript and Node.js. The ideal candidate: Must More ❯
Posted:

Senior Software Engineer(Node.JS/TypeScript)

slough, south east england, united kingdom
Harvey Nash
I’m working with a great company based in the London, and they’re looking for a Senior Software Engineer with strong Typescript & Node.js experience to join their team. You'll play a key role in design, build and operate reliable and scalable software solutions, building new functionality using Typescript and Node.js. The ideal candidate: Must More ❯
Posted:

Senior Software Engineer(Node.JS/TypeScript)

london (city of london), south east england, united kingdom
Harvey Nash
I’m working with a great company based in the London, and they’re looking for a Senior Software Engineer with strong Typescript & Node.js experience to join their team. You'll play a key role in design, build and operate reliable and scalable software solutions, building new functionality using Typescript and Node.js. The ideal candidate: Must More ❯
Posted:

Senior Software Engineer, Platform API

Seattle, Washington, United States
DocuSign
transaction & signature success to developer access, from scale to security, all in a dynamic environment with a 24x7x365 critical service and an awesome team. We re looking for a Senior Software Engineer to help us build out the future of the DocuSign platform. You will be a leader and a do-er, focusing on various systems challenges … sized pieces, then ship every few weeks to get there Work throughout the stack, from network protocols to database performance and back Basic Qualifications 10+ years industry experience in Software Engineering 10+ years experience building resilient platforms, software as a service, architecture and integration Prior experience aligning platform architecture with security, data Demonstrated ability to document architectural standards More ❯
Employment Type: Any
Salary: USD Annual
Posted:

Senior Software Engineer (Golang)

London, United Kingdom
Different Technologies Pty Ltd
Primary Function of the Position Reporting to the Network Development Lead, the Senior Software Engineer is responsible for the development, deployment of Network applications for the portfolio including: • Preparing deployment design using gitops approach or pipelines for different projects. • Deployment of applications running on Kubernetes Clusters • Development of network data applications which underpin the Core Product offering … integration into the k8s cluster • Preparing Docker build files Design and Build of Network applications: • Authoring of golang applications against a list of business requirements • Using best practices in software engineering such as SOLID • Produce unit tests to support network applications working with DevOps best practices • Preparing reports, manuals & other documentation on the network development tools Liaise and support … to provide support • Assist Product Managers with defining business requirements and specifications Research and evaluate emerging developments and best practise: • Providing coaching & mentoring of teammates. • Ensuring high standards of software quality are maintained through good practises & habits. • Assessing, preparing & distributing documentation of process & application changes within the team & affected stakeholders. Undertake ad-hoc projects and other activities as required More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior Software Engineer

City of London, London, United Kingdom
Online Filings
a seamless experience that emphasises simplicity, efficiency, and rapid execution. Our goal is to remove obstacles, enabling you to achieve success faster and more effectively. Role Overview As a Senior Software Engineer, you will play a pivotal role in architecting and developing our next-generation web application and API. This role requires technical leadership, hands-on development … and mentoring of junior developers. You will drive the adoption of best practices, ensuring scalability, security, and performance. If you are passionate about software development, enjoy solving complex problems, and are ready to lead innovative projects, we encourage you to apply. Join our dynamic team and contribute to building transformative solutions that make a tangible impact. This role will … Qualifications and Key Skills Education: Bachelor’s in Computer Science or related field from a Tier 1 university. Experience: Minimum of 4 years of full-time professional experience in software development, with strong expertise in TypeScript, ReactJS, and Next.JS. Solid experience in building RESTful APIs Leadership: Proven track record of leading development teams and managing large-scale projects. Database More ❯
Posted:

Senior Software Engineer

London Area, United Kingdom
Online Filings
a seamless experience that emphasises simplicity, efficiency, and rapid execution. Our goal is to remove obstacles, enabling you to achieve success faster and more effectively. Role Overview As a Senior Software Engineer, you will play a pivotal role in architecting and developing our next-generation web application and API. This role requires technical leadership, hands-on development … and mentoring of junior developers. You will drive the adoption of best practices, ensuring scalability, security, and performance. If you are passionate about software development, enjoy solving complex problems, and are ready to lead innovative projects, we encourage you to apply. Join our dynamic team and contribute to building transformative solutions that make a tangible impact. This role will … Qualifications and Key Skills Education: Bachelor’s in Computer Science or related field from a Tier 1 university. Experience: Minimum of 4 years of full-time professional experience in software development, with strong expertise in TypeScript, ReactJS, and Next.JS. Solid experience in building RESTful APIs Leadership: Proven track record of leading development teams and managing large-scale projects. Database More ❯
Posted:
Senior Software Engineer
10th Percentile
£58,350
25th Percentile
£65,000
Median
£90,000
75th Percentile
£115,000
90th Percentile
£135,000