451 to 475 of 749 Permanent Senior Software Engineer Jobs

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 ❯

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 ❯

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 ❯

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 ❯

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 ❯

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 ❯

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 ❯

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 ❯

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 ❯

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 ❯

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 ❯

Senior Software Developer – Low-Latency Exchange Trading Location: London (Hybrid) About the Role: We are working on behalf of a leading player in the digital asset and trading infrastructure space, currently hiring a Senior Java Software Developer to join their high-performance trading systems team. This position focuses on exchange connectivity and ultra-low latency trading More ❯

Senior Software Developer – Low-Latency Exchange Trading Location: London (Hybrid) About the Role: We are working on behalf of a leading player in the digital asset and trading infrastructure space, currently hiring a Senior Java Software Developer to join their high-performance trading systems team. This position focuses on exchange connectivity and ultra-low latency trading More ❯

Senior Software Developer – Low-Latency Exchange Trading Location: London (Hybrid) About the Role: We are working on behalf of a leading player in the digital asset and trading infrastructure space, currently hiring a Senior Java Software Developer to join their high-performance trading systems team. This position focuses on exchange connectivity and ultra-low latency trading More ❯

Senior Software Developer – Low-Latency Exchange Trading Location: London (Hybrid) About the Role: We are working on behalf of a leading player in the digital asset and trading infrastructure space, currently hiring a Senior Java Software Developer to join their high-performance trading systems team. This position focuses on exchange connectivity and ultra-low latency trading More ❯

Senior Software Developer – Low-Latency Exchange Trading Location: London (Hybrid) About the Role: We are working on behalf of a leading player in the digital asset and trading infrastructure space, currently hiring a Senior Java Software Developer to join their high-performance trading systems team. This position focuses on exchange connectivity and ultra-low latency trading More ❯

Equity options: 0.05% - 0.15% Hybrid working policy: Mandatory minimum three days a week in our Holborn office Experience level: At least six years in commercial software engineering On-call: Engineers are expected to be on-call at least one week per month If you're looking to join an exceptional, fast-paced, and growing team building innovative products in … role The Investa app was installed over 1,000 times within the first 24 hours of our priority access launch and we’re now looking for an extremely strong Senior Software Engineer to strengthen our engineering team as we scale. You will have extensive commercial experience designing, building and maintaining systems used in critical services or those … of continuous learning and improvement Ensure best practice through example and continual team feedback Root causing real-time production issues in a timely manner Taking a pragmatic approach to software development Your background Proven track record working with critical services or high-volume applications Strong proficiency in a number of programming languages, which can include Python, TypeScript, Java, JavaScript More ❯

Equity options: 0.05% - 0.15% Hybrid working policy: Mandatory minimum three days a week in our Holborn office Experience level: At least six years in commercial software engineering On-call: Engineers are expected to be on-call at least one week per month If you're looking to join an exceptional, fast-paced, and growing team building innovative products in … role The Investa app was installed over 1,000 times within the first 24 hours of our priority access launch and we’re now looking for an extremely strong Senior Software Engineer to strengthen our engineering team as we scale. You will have extensive commercial experience designing, building and maintaining systems used in critical services or those … of continuous learning and improvement Ensure best practice through example and continual team feedback Root causing real-time production issues in a timely manner Taking a pragmatic approach to software development Your background Proven track record working with critical services or high-volume applications Strong proficiency in a number of programming languages, which can include Python, TypeScript, Java, JavaScript More ❯

Equity options: 0.05% - 0.15% Hybrid working policy: Mandatory minimum three days a week in our Holborn office Experience level: At least six years in commercial software engineering On-call: Engineers are expected to be on-call at least one week per month If you're looking to join an exceptional, fast-paced, and growing team building innovative products in … role The Investa app was installed over 1,000 times within the first 24 hours of our priority access launch and we’re now looking for an extremely strong Senior Software Engineer to strengthen our engineering team as we scale. You will have extensive commercial experience designing, building and maintaining systems used in critical services or those … of continuous learning and improvement Ensure best practice through example and continual team feedback Root causing real-time production issues in a timely manner Taking a pragmatic approach to software development Your background Proven track record working with critical services or high-volume applications Strong proficiency in a number of programming languages, which can include Python, TypeScript, Java, JavaScript More ❯

lie in cutting-edge technology and strategic innovation, originally developed for the gaming, entertainment, and defence sectors. Learn more about our mission at kallikor.ai . We are seeking a Senior Software Engineer to join our friendly, relaxed and inclusive team. You'll be developing and implementing models and simulations used in our digital twins. Our models typically … for problem-solving and a desire to work in a collaborative and supportive environment. You'll have the chance to work alongside a multidisciplinary team of scientists, modellers, and software engineers who collaborate closely with our product owners and customers to take modelling to the next level. Developing and implementing algorithms which result in plausible modelling behaviour Building pipelines … well-tested code following modern engineering practices and design patterns Create efficient, maintainable code that transforms prototype models into production-ready solutions Why you're made for this: Strong software engineering fundamentals including system architecture, design patterns, and development best practices Advanced Python programming skills with experience building complex, maintainable systems Professional software development experience with a track More ❯

vision of Zero Crashes, Zero Emissions, and Zero Congestion . We are shaping the future of mobility by advancing safety, sustainability, and continuous innovation. About the Role As a Senior Software Engineer, you will play a key role in the development and maintenance of multiple EOL applications. You will lead hardware and software development for the … dependency scanning, release patterns such as blue/green or canary). Troubleshoot complex issues spanning embedded devices, networks, backend services, and UIs. Required Skills & Behaviors 6+ years embedded software development (C/C++ on microcontrollers, RTOS, multithreading, hardware debugging). 3+ years hands-on with ESP32 and ESP-IDF (board bring-up, drivers, Wi-Fi, NVS, SPI flash … Track record of delivery in manufacturing or mission-critical environments with strong diagnostics. Experience with Git workflows and CI/CD pipelines for firmware and applications. Solid foundation in software engineering best practices, agile methodologies, and cross-timezone collaboration. Strong ownership mindset across the full device and application lifecycle. Effective collaboration across firmware, backend, UI, platform, and manufacturing teams. More ❯

at offer stage. Purpose of the role Join the BBC team responsible for the routing and resiliency layer serving most of our global Web and Apps products. As a Senior Software Engineer, you will play a key role in developing and operating a high-performance cluster of Elixir applications. Your work will directly impact millions of users … a culture of technical excellence and continuous learning, offering the opportunity to solve complex challenges at a massive scale. Your key responsibilities and impact Develop and maintain robust, scalable software in Elixir. Troubleshoot, debug, and resolve issues throughout the product life cycle. Implement and manage comprehensive monitoring, logging, and alerting for our services. Provision and manage cloud infrastructure using … AWS services. Contribute to code reviews and foster a culture of high-quality engineering. Your skills and experience ESSENTIAL CRITERIA: Extensive experience writing and maintaining robust production software in a fast-changing environment with rapid release cycles. Professional experience developing with functional programming languages (e.g. Elixir, Erlang, Clojure, etc.) or infrastructure-focused programming languages (Go, Rust, Ruby, etc.). More ❯

Job Number: 66 Job Title: SENIOR SOFTWARE ENGINEER - VIRGINIA - URGENT Job Type: Full-time Clearance Level: TS/SCI CI Poly Work Arrangement: On-site Job Location: Chantilly VA Salary: 170K-180K Background Work in a small team in a contractor SCIF to design and test microservices developed in Python Help design, implement, test and deploy a More ❯

R&D group of a Fortune 1000 Data Conglomerate is looking to hire a Senior Software Engineer to assist with a multitude of DARPA based projects for its Mclean based operation(2 days onsite a week). This person will working on all new green development projects utilizing an array of tools such as: JVM programming languages … great opportunity to work with other sound developers for an impactful cause and an active Top Secret clearance or above is required Required Skills & Experience 4+ years of professional software engineering experience Active Top Secret clearance or above Experience with JVM languages: Java(preferred), Scala, Groovy, and/or Python Experience with javascript frameworks: React(preferred), Angular, and/ More ❯

Job Number: 66 Job Title: SENIOR SOFTWARE ENGINEER - VIRGINIA - URGENT Job Type: Full-time Clearance Level: Top Secret/SCI - Full Scope Polygraph Work Arrangement: On-site Job Location: Chantilly VA Salary: 200k - 250k Background Build Helm Charts to control runtime cloud configurations in a government organizations Work in a small team in a contractor SCIF to … and analyzed evolving requirements Requirements Bachelors degree with building microservices with python experience Must have an active TS/SCI with Full Scope Polygraph security clearance Preferred 10 years software development experience More ❯