Senior Java Software Engineer – Core Backend Platform Job at Orbis Consultants (London)

Senior Principal Engineer Core Data Platform

As an engineer well into your career, we know you're an expert at what you do an...

Location

United States , Seattle; San Francisco; Mountain View

Salary:

198300.00 - 318600.00 USD / Year

Atlassian

Expiration Date

Until further notice

Requirements

Bachelor’s or Master’s degree in Computer Science, Software Engineering, or a related technical field
12+ years of experience in backend software development, with a focus on distributed systems and large-scale storage solutions
8+ years of experience designing and managing highly available, large-scale storage architectures in cloud environments
5+ years of hands-on experience working with AWS storage services (S3, EBS, EFS, FSx, Glacier, DynamoDB)
Proficiency in system design, performance optimization, and cost-efficient architecture for exabyte-scale storage
Expertise in at least one major backend programming language (Kotlin, Java, Go, Rust, or Python)
Experience leading technical strategy and architectural decisions in large, multi-team engineering organizations
Strong understanding of distributed systems principles, including consistency models, replication, sharding, and consensus algorithms (Raft, Paxos)
Deep knowledge of security best practices, including encryption, access control (IAM), and compliance standards (SOC2, GDPR, HIPAA)
Experience mentoring senior engineers and driving high-impact engineering initiatives

Job Responsibility

Collaborate with partner teams and internal customers to help define technical direction and OKRs for the Core Data platform organization
Regularly tackle the largest and most complex problems on the team, from technical design to implementation and launch
Partner across engineering teams to take on company-wide initiatives spanning multiple projects
Routinely tackle complex architecture challenges and apply architectural standards and start using them on new projects
Work across senior engineering and product leaders to build strategy and design solutions to earn customers trust and business
Own key OKRs and end-to-end outcomes of critical projects in a microservices environment
Champion best practices and innovative techniques for scalability, reliability, and performance optimizations
Own engineering and operational excellence for the health of our systems and processes
Proactively drive opportunities for continuous improvements and own key operational metrics
Continually drive developer productivity initiatives to ensure that we unleash the potential of our own teams

What we offer

health coverage
paid volunteer days
wellness resources

Fulltime

Senior Software Engineer

We are seeking a Senior Software Engineer to deliver high-quality software solut...

Location

United States , Wilmington; Washington; Philadelphia

Salary:

86500.00 - 111996.00 USD / Year

AMTRAK

Expiration Date

Until further notice

Requirements

Bachelor’s degree in Computer Science, Engineering or related field or equivalent combination of education, training and/or relevant experience
Plus 3 years of relevant work experience
Familiarity with core Internet technologies and modern software engineering practices
Proficiency in Java, JavaScript, TypeScript, SQL, Angular or React, and Node.js
Development experience with Spring/SpringBoot and RESTful APIs
General cloud platform experience (e.g., AWS, Azure, GCP)
Skilled in version control systems (e.g., Git)
Strong documentation and communication skills
Solid understanding of data structures and design patterns
Experience in frontend, backend, and cloud-native development

Job Responsibility

Develop and enhance software applications using modern frameworks and tools
Interpret functional and non-functional requirements to design and implement effective solutions
Perform software testing and implement automated testing strategies
Organize and document technical requirements clearly and thoroughly
Provide ongoing maintenance and support for deployed applications
Collaborate with customers, architects, and team members throughout the product development lifecycle

What we offer

health, dental, and vision plans
health savings accounts
wellness programs
flexible spending accounts
401K retirement plan with employer match
life insurance
short and long term disability insurance
paid time off
back-up care
adoption assistance

Fulltime

Senior Backend Infra Engineer

Engineering Excellence is a CTO formed organization/team of top-tier experts tas...

Location

Israel , Tel Aviv

Salary:

Not provided

Citi

Expiration Date

Until further notice

Requirements

6+ years of experience in software engineering, hands-on experience in either Node.js, Java or Go
Hands-on experience developing high-performance solutions following Agile methodologies
2+ years in K8s hands on experience
Self-motivated with the ability to work independently as well as a team member with minimal oversight
B.S.c in Computer Sciences\ Software Engineering

Job Responsibility

Lead the design, coding and implementation for a core, large scale, developer platform
Mentor and guide team members on how to engineer according to coding standards various tasks
Design developer platform for huge scale and resilience

What we offer

Generous holiday allowance starting at 22 days
Private medical insurance packages
Employee Assistance Program

Fulltime

Staff Software Engineer

We are seeking an exceptionally talented and HANDS-ON STAFF BACKEND SOFTWARE ENG...

Location

United States , Boston

Salary:

134900.00 - 197900.00 USD / Year

SimpliSafe

Expiration Date

Until further notice

Requirements

Extensive professional software engineering experience, with significant time spent leading projects and driving technical direction at a Senior or Staff level
Mastery in designing, building, and operating distributed, high-volume backend systems and REST/gRPC APIs
Proficiency in at least one major programming language (e.g., JavaScript/TypeScript, Rust, Java, Go, Python, C#) with the adaptability to work with multiple languages
Proven ability to architect solutions using modern patterns, including event-driven architectures, domain-driven design, and containerization (Docker, Kubernetes)
Expert knowledge of cloud platforms (e.g., AWS, GCP, Azure) and proficiency in operational tools for monitoring, logging, and CI/CD
Exceptional communication, documentation, and presentation skills, with a proven track record of influencing technical decisions across organizational boundaries
Familiarity with Agile methodologies (Scrum or Kanban) and DevOps principles

Job Responsibility

Own the design, review, and implementation of complex, large-scale, and highly available backend services and microservices
Serve as an active individual contributor, writing high-quality, maintainable code and tackling the most challenging technical problems
Define and drive improvements in performance, scalability, monitoring, and operational excellence, ensuring our systems meet demanding SLOs/SLIs
Work closely with Engineering Directors/Sr. Managers and Product Managers to define the long-term technical roadmap, identifying strategic investments in core infrastructure and managing technical debt
Act as the lead technical mentor and coach for multiple engineers, defining best practices, conducting rigorous code and design reviews, and raising the overall technical bar across the entire backend organization
Lead technical collaboration and coordination across different teams, resolving major technical blockers, and standardizing shared services and technologies
Take on increasing responsibilities related to process and project leadership, including driving quarterly planning, leading post-mortems, and starting to formally participate in candidate interviewing and onboarding
As part of the growth plan, participate in management activities, such as leading team retrospectives, providing structured peer feedback for performance reviews, and one-on-ones

What we offer

A mission- and values-driven culture and a safe, inclusive environment where you can build, grow and thrive
A comprehensive total rewards package that supports your wellness and provides security for SimpliSafers and their families
Free SimpliSafe system and professional monitoring for your home
Employee Resource Groups (ERGs) that bring people together, give opportunities to network, mentor and develop, and advocate for change
Participation in our annual bonus program, equity, and other forms of compensation, in addition to a full range of medical, retirement, and lifestyle benefits

Fulltime

Lead / Principal Software Engineer

We’re hiring Lead and Principal Software Engineers to build the next generation ...

Location

Australia , Sydney

Salary:

Not provided

Blume Global

Expiration Date

Until further notice

Requirements

10+ years building scalable, fault-tolerant systems and enterprise software
Strong experience with backend architecture, platform modernization, and CI/CD
Proficiency in C#, Java, Python, SQL, and JavaScript
Experience with cloud infrastructure (AWS, Kinesis, Lambda) and DevOps tools (Docker, Kubernetes, Jenkins)
Proven ability to lead technical decisions, mentor engineers, and improve team productivity
Strong experience integrating and evaluating AI tools like GitHub Copilot and AIOps in real-world engineering workflows
Strong communication across product, compliance, and engineering teams
Track record of aligning technical work with business outcomes and customer value

Job Responsibility

Build the next generation of our platforms
Work on high-scale systems that process billions of transactions
Modernize core infrastructure
Drive AI initiatives to improve performance and reliability
Set technical direction
Mentor senior engineers
Shape architecture across multiple domains

What we offer

Competitive Package + Equity
Find the team/project that fits you best
Hybrid and Flexible Work
Continuous Learning and Growth
Access learning platforms (Coursera, Pluralsight, LinkedIn Learning, WiseTech Academy), mentorship, and development opportunities
Top-Tier Hardware
Onsite Meals and Snacks

Principal Software Engineering Manager

Microsoft Teams is a mission critical collaboration platform used by hundreds of...

Location

India , Bangalore

Salary:

Not provided

Microsoft Corporation

Expiration Date

Until further notice

Requirements

Bachelor's Degree in Computer Science or related technical field AND 12+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python
OR equivalent experience
12+ years of software engineering experience building and operating large-scale services, including distributed systems
12+ years leading engineering teams, with solid hiring, coaching, and delivery outcomes
Proven track record delivering complex backend/platform capabilities in areas such as identity/auth, messaging, media, data platforms, networking, or developer platforms
Solid expertise in system design, architecture, and cloud-scale engineering (multi-region deployment, resiliency patterns, and observability)
Technical depth in modern backend development (for example: C#, Java, C++, Go), distributed data stores, messaging, and cloud platforms (for example: Azure/AWS/GCP)
Ability to meet Microsoft, customer and/or government security screening requirements are required for this role
These requirements include but are not limited to the following specialized security screenings: Microsoft Cloud Background Check: This position will be required to pass the Microsoft Cloud background check upon hire/transfer and every two years thereafter

Job Responsibility

Technical Leadership & Architecture: Own the architecture and evolution of core Teams services, building highly available, low-latency distributed systems
Lead design reviews and set standards for reliability, scalability, security, privacy, and performance (SLAs, threat modeling, capacity planning, and performance budgets)
Identify and mitigate systemic technical risks
drive simplification to reduce operational load and improve platform sustainability
Stay hands-on where it matters—deep dives, debugging, and prototypes—while empowering teams to execute independently
Execution & Delivery: Be accountable for shipping core platform capabilities that support millions of concurrent users with high availability and low latency
Drive predictable execution using agile practices, solid program management, and data-driven prioritization (quality, cost, and customer impact)
Own live-site excellence: SLAs, alerts, incident response, post-incident learning, and automation to prevent recurrence
Balance feature delivery with investments in platform robustness, scalability, and engineering efficiency
People & Organization Leadership: Lead, hire, mentor, and grow a team of software engineers

Fulltime

Senior Software Engineer - (Backend) Customer Obsession

Customer Obsession builds the intelligence layer that minimizes customer defects...

Location

United States , Sunnyvale; San Francisco

Salary:

202000.00 - 224000.00 USD / Year

Uber

Expiration Date

Until further notice

Requirements

Bachelor's degree in Computer Science, or a related technical field, or equivalent practical experience
Proven experience designing and shipping scalable backend microservices, including expertise with gRPC or REST API development
Expert proficiency in at least one modern object-oriented programming language, such as Java or Go

Job Responsibility

Architect and implement innovative AI/ML solutions to drive automation and significantly reduce customer-facing defects
Own feature development end-to-end, translating vague product and operational problems into clear technical designs and production-ready code used by millions of customers
Design and deliver scalable, multi-tenant backend services and platforms to power real-time support experiences (from messaging to in-app self-service)
Define and champion the operational health, monitoring, reliability, and incident response processes for mission-critical support systems
Identify and advocate for core architectural changes across Uber's engineering ecosystem to ensure our support platform is highly resilient, extensible, and performant
Collaborate closely with product managers, data scientists, and partner engineering teams to scope requirements, drive consensus, and integrate complex technical capabilities

What we offer

Eligible to participate in Uber's bonus program
May be offered an equity award & other types of comp
All full-time employees are eligible to participate in a 401(k) plan
Eligible for various benefits

Fulltime

Lead Java Engineer

Engineer the future of global finance. At Citi, our Tech team doesn’t just suppo...

Location

United Kingdom , Belfast

Salary:

Not provided

Citi

Expiration Date

Until further notice

Requirements

Bachelor's or Master's degree in Computer Science, Software Engineering, or a related technical field
Professional experience in software development, with at least 3 years in a lead or senior Java engineering role
Exceptional proficiency in Java, with extensive experience in core Java, multithreading, and modern Java frameworks like Spring Boot and Spring
Demonstrated deep expertise and hands-on experience with Relational Database Management Systems (RDBMS), including complex SQL queries, stored procedures, database normalization, indexing, and performance optimization
Strong practical experience with NoSQL databases, understanding their various paradigms (document, key-value, columnar, graph), data modeling for NoSQL, and optimizing queries for performance and scalability
Experience designing and implementing RESTful APIs and microservices architectures
Familiarity with cloud platforms (e.g., AWS, Azure, GCP) and containerization technologies (e.g., Docker, Kubernetes)
Solid understanding of software development life cycles (SDLC) and agile methodologies
Excellent problem-solving abilities, strong analytical skills, and clear communication skills (verbal and written)

Job Responsibility

Lead the architectural design, development, and implementation of mission-critical backend systems and services using Java and its ecosystem (e.g., Spring Boot, Spring Framework)
Serve as a subject matter expert in database technologies, including advanced schema design, query optimization, performance tuning, and data migration strategies for both relational databases (e.g., PostgreSQL, Oracle, MySQL, SQL Server) and NoSQL databases (e.g., MongoDB, Cassandra, Redis)
Provide technical leadership and guidance to a team of Java developers, promoting best practices in coding, software design, and system architecture
Conduct thorough code reviews to ensure code quality, maintainability, scalability, and adherence to established standards
Collaborate closely with product managers, architects, and other engineering teams to translate business requirements into technical specifications and innovative solutions
Identify and resolve complex technical challenges, performance bottlenecks, and production issues across the application stack
Champion continuous integration and continuous delivery (CI/CD) practices to streamline the development and deployment lifecycle
Stay current with emerging technologies, industry trends, and best practices in Java development, database management, and distributed systems

What we offer

27 days annual leave (plus bank holidays)
A discretional annual performance related bonus
Private Medical Care & Life Insurance
Employee Assistance Program
Pension Plan
Paid Parental Leave
Special discounts for employees, family, and friends
Access to an array of learning and development resources

Fulltime

Senior Java Software Engineer – Core Backend Platform

Orbis Consultants

Location:
United Kingdom , London

Category:
IT - Software Development

Contract Type:
Not provided

Salary:

Job Description:

Job Responsibility:

Requirements:

Additional Information:

Job Posted:
April 05, 2026

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